./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-65.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-65.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ --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 67d48dc432a8902ff014d0507d9ef02fabdfcd273359ba39831b3afbd7c57dba --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:18:14,883 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:18:15,019 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:18:15,029 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:18:15,030 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:18:15,074 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:18:15,075 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:18:15,076 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:18:15,077 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:18:15,082 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:18:15,083 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:18:15,084 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:18:15,085 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:18:15,087 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:18:15,087 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:18:15,088 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:18:15,088 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:18:15,089 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:18:15,089 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:18:15,090 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:18:15,090 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:18:15,091 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:18:15,092 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:18:15,092 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:18:15,093 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:18:15,093 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:18:15,094 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:18:15,094 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:18:15,095 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:18:15,095 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:18:15,097 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:18:15,097 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:18:15,097 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:18:15,097 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:18:15,098 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:18:15,098 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:18:15,098 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:18:15,099 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:18:15,099 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:18:15,099 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:18:15,100 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:18:15,100 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:18:15,100 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:18:15,100 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:18:15,101 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:18:15,101 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_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67d48dc432a8902ff014d0507d9ef02fabdfcd273359ba39831b3afbd7c57dba [2023-11-19 05:18:15,462 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:18:15,498 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:18:15,501 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:18:15,503 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:18:15,503 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:18:15,507 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-65.i [2023-11-19 05:18:18,642 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:18:18,970 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:18:18,971 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-65.i [2023-11-19 05:18:18,992 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/data/7e7d45272/0901719f6f584bebb6f6f6297a8de555/FLAG98eb62210 [2023-11-19 05:18:19,011 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/data/7e7d45272/0901719f6f584bebb6f6f6297a8de555 [2023-11-19 05:18:19,015 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:18:19,017 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:18:19,018 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:18:19,019 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:18:19,024 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:18:19,025 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:18:19" (1/1) ... [2023-11-19 05:18:19,026 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7eedfc75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:19, skipping insertion in model container [2023-11-19 05:18:19,026 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:18:19" (1/1) ... [2023-11-19 05:18:19,077 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:18:19,255 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_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-65.i[919,932] [2023-11-19 05:18:19,336 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:18:19,352 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:18:19,364 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_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-65.i[919,932] [2023-11-19 05:18:19,413 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:18:19,433 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:18:19,433 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:19 WrapperNode [2023-11-19 05:18:19,434 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:18:19,435 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:18:19,435 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:18:19,435 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:18:19,444 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:19" (1/1) ... [2023-11-19 05:18:19,459 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:19" (1/1) ... [2023-11-19 05:18:19,516 INFO L138 Inliner]: procedures = 26, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 294 [2023-11-19 05:18:19,517 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:18:19,518 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:18:19,518 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:18:19,518 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:18:19,528 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:19" (1/1) ... [2023-11-19 05:18:19,535 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:19" (1/1) ... [2023-11-19 05:18:19,540 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:19" (1/1) ... [2023-11-19 05:18:19,540 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:19" (1/1) ... [2023-11-19 05:18:19,566 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:19" (1/1) ... [2023-11-19 05:18:19,571 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:19" (1/1) ... [2023-11-19 05:18:19,574 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:19" (1/1) ... [2023-11-19 05:18:19,587 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:19" (1/1) ... [2023-11-19 05:18:19,593 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:18:19,594 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:18:19,594 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:18:19,594 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:18:19,595 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:19" (1/1) ... [2023-11-19 05:18:19,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:18:19,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:18:19,633 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:18:19,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:18:19,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:18:19,692 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:18:19,693 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:18:19,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:18:19,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:18:19,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:18:19,863 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:18:19,866 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:18:20,579 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:18:21,124 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:18:21,125 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:18:21,131 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:18:21 BoogieIcfgContainer [2023-11-19 05:18:21,131 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:18:21,135 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:18:21,135 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:18:21,138 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:18:21,138 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:18:19" (1/3) ... [2023-11-19 05:18:21,139 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11556ca2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:18:21, skipping insertion in model container [2023-11-19 05:18:21,140 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:19" (2/3) ... [2023-11-19 05:18:21,141 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11556ca2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:18:21, skipping insertion in model container [2023-11-19 05:18:21,141 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:18:21" (3/3) ... [2023-11-19 05:18:21,143 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-65.i [2023-11-19 05:18:21,160 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:18:21,160 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:18:21,212 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:18:21,219 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;@483a1066, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:18:21,219 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:18:21,225 INFO L276 IsEmpty]: Start isEmpty. Operand has 56 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-19 05:18:21,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-11-19 05:18:21,243 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:18:21,244 INFO L195 NwaCegarLoop]: trace histogram [30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:18:21,245 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:18:21,252 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:18:21,252 INFO L85 PathProgramCache]: Analyzing trace with hash 2073467371, now seen corresponding path program 1 times [2023-11-19 05:18:21,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:18:21,261 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155618109] [2023-11-19 05:18:21,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:18:21,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:18:21,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:18:21,900 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:18:22,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:18:22,342 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 05:18:22,344 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:18:22,345 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:18:22,348 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 05:18:22,354 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:18:22,363 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:18:22,557 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:18:22 BoogieIcfgContainer [2023-11-19 05:18:22,557 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:18:22,558 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:18:22,558 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:18:22,558 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:18:22,559 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:18:21" (3/4) ... [2023-11-19 05:18:22,561 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 05:18:22,562 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:18:22,563 INFO L158 Benchmark]: Toolchain (without parser) took 3546.18ms. Allocated memory was 151.0MB in the beginning and 192.9MB in the end (delta: 41.9MB). Free memory was 105.2MB in the beginning and 63.1MB in the end (delta: 42.2MB). Peak memory consumption was 84.5MB. Max. memory is 16.1GB. [2023-11-19 05:18:22,564 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 151.0MB. Free memory is still 99.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:18:22,565 INFO L158 Benchmark]: CACSL2BoogieTranslator took 415.57ms. Allocated memory is still 151.0MB. Free memory was 105.2MB in the beginning and 89.7MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 05:18:22,566 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.22ms. Allocated memory is still 151.0MB. Free memory was 89.7MB in the beginning and 85.9MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 05:18:22,567 INFO L158 Benchmark]: Boogie Preprocessor took 75.74ms. Allocated memory is still 151.0MB. Free memory was 85.9MB in the beginning and 83.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:18:22,569 INFO L158 Benchmark]: RCFGBuilder took 1537.35ms. Allocated memory was 151.0MB in the beginning and 192.9MB in the end (delta: 41.9MB). Free memory was 83.4MB in the beginning and 150.1MB in the end (delta: -66.6MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. [2023-11-19 05:18:22,571 INFO L158 Benchmark]: TraceAbstraction took 1422.57ms. Allocated memory is still 192.9MB. Free memory was 150.1MB in the beginning and 64.1MB in the end (delta: 86.0MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. [2023-11-19 05:18:22,572 INFO L158 Benchmark]: Witness Printer took 4.62ms. Allocated memory is still 192.9MB. Free memory was 64.1MB in the beginning and 63.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:18:22,575 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 151.0MB. Free memory is still 99.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 415.57ms. Allocated memory is still 151.0MB. Free memory was 105.2MB in the beginning and 89.7MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.22ms. Allocated memory is still 151.0MB. Free memory was 89.7MB in the beginning and 85.9MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.74ms. Allocated memory is still 151.0MB. Free memory was 85.9MB in the beginning and 83.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1537.35ms. Allocated memory was 151.0MB in the beginning and 192.9MB in the end (delta: 41.9MB). Free memory was 83.4MB in the beginning and 150.1MB in the end (delta: -66.6MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1422.57ms. Allocated memory is still 192.9MB. Free memory was 150.1MB in the beginning and 64.1MB in the end (delta: 86.0MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. * Witness Printer took 4.62ms. Allocated memory is still 192.9MB. Free memory was 64.1MB in the beginning and 63.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 68, overapproximation of bitwiseOr at line 84, overapproximation of someBinaryArithmeticDOUBLEoperation at line 90. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 4; [L23] unsigned short int var_1_8 = 64; [L24] unsigned short int var_1_11 = 256; [L25] unsigned short int var_1_12 = 0; [L26] unsigned short int var_1_13 = 64; [L27] unsigned char var_1_14 = 1; [L28] unsigned char var_1_15 = 0; [L29] signed char var_1_16 = 50; [L30] signed char var_1_19 = -100; [L31] double var_1_20 = 100000000.8; [L32] double var_1_21 = 15.125; [L33] double var_1_22 = 99.22; [L34] signed long int var_1_23 = -16; [L35] unsigned char var_1_24 = 1; [L36] signed char var_1_25 = 10; [L37] signed char var_1_26 = 16; [L38] unsigned char var_1_27 = 0; [L39] double var_1_28 = 5.5; [L40] signed long int var_1_29 = 50; [L41] signed char var_1_31 = 4; [L42] signed char var_1_32 = 64; [L43] unsigned short int var_1_33 = 16; [L44] unsigned short int var_1_35 = 1; [L45] unsigned char var_1_39 = 4; [L46] unsigned char var_1_40 = 32; [L47] signed long int var_1_41 = -5; [L48] double var_1_42 = 49.6; [L49] double var_1_43 = 49.6; [L50] double var_1_44 = 8.2; [L51] signed long int var_1_45 = -2; [L52] unsigned long int var_1_47 = 16; [L53] unsigned long int var_1_50 = 1275815169; [L54] unsigned long int var_1_51 = 1483937619; [L55] signed short int last_1_var_1_1 = 4; [L56] unsigned char last_1_var_1_14 = 1; [L57] signed char last_1_var_1_16 = 50; [L58] signed long int last_1_var_1_23 = -16; [L59] unsigned char last_1_var_1_24 = 1; [L60] double last_1_var_1_28 = 5.5; [L207] isInitial = 1 [L208] FCALL initially() [L209] COND TRUE 1 [L210] CALL updateLastVariables() [L195] last_1_var_1_1 = var_1_1 [L196] last_1_var_1_14 = var_1_14 [L197] last_1_var_1_16 = var_1_16 [L198] last_1_var_1_23 = var_1_23 [L199] last_1_var_1_24 = var_1_24 [L200] last_1_var_1_28 = var_1_28 [L210] RET updateLastVariables() [L211] CALL updateVariables() [L146] var_1_11 = __VERIFIER_nondet_ushort() [L147] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_12=0, var_1_13=64, var_1_14=1, var_1_15=0, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=64, var_1_33=16, var_1_35=1, var_1_39=4, var_1_40=32, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_12=0, var_1_13=64, var_1_14=1, var_1_15=0, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=64, var_1_33=16, var_1_35=1, var_1_39=4, var_1_40=32, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L148] CALL assume_abort_if_not(var_1_11 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=0, var_1_13=64, var_1_14=1, var_1_15=0, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=64, var_1_33=16, var_1_35=1, var_1_39=4, var_1_40=32, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_11 <= 32767) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=0, var_1_13=64, var_1_14=1, var_1_15=0, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=64, var_1_33=16, var_1_35=1, var_1_39=4, var_1_40=32, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L149] var_1_12 = __VERIFIER_nondet_ushort() [L150] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=64, var_1_14=1, var_1_15=0, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=64, var_1_33=16, var_1_35=1, var_1_39=4, var_1_40=32, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=64, var_1_14=1, var_1_15=0, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=64, var_1_33=16, var_1_35=1, var_1_39=4, var_1_40=32, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L151] CALL assume_abort_if_not(var_1_12 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=64, var_1_14=1, var_1_15=0, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=64, var_1_33=16, var_1_35=1, var_1_39=4, var_1_40=32, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_12 <= 32767) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=64, var_1_14=1, var_1_15=0, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=64, var_1_33=16, var_1_35=1, var_1_39=4, var_1_40=32, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L152] var_1_13 = __VERIFIER_nondet_ushort() [L153] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=0, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=64, var_1_33=16, var_1_35=1, var_1_39=4, var_1_40=32, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=0, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=64, var_1_33=16, var_1_35=1, var_1_39=4, var_1_40=32, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L154] CALL assume_abort_if_not(var_1_13 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=0, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=64, var_1_33=16, var_1_35=1, var_1_39=4, var_1_40=32, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_13 <= 65534) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=0, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=64, var_1_33=16, var_1_35=1, var_1_39=4, var_1_40=32, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L155] var_1_15 = __VERIFIER_nondet_uchar() [L156] CALL assume_abort_if_not(var_1_15 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=64, var_1_33=16, var_1_35=1, var_1_39=4, var_1_40=32, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_15 >= 1) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=64, var_1_33=16, var_1_35=1, var_1_39=4, var_1_40=32, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L157] CALL assume_abort_if_not(var_1_15 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=64, var_1_33=16, var_1_35=1, var_1_39=4, var_1_40=32, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_15 <= 1) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=64, var_1_33=16, var_1_35=1, var_1_39=4, var_1_40=32, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L158] var_1_19 = __VERIFIER_nondet_char() [L159] CALL assume_abort_if_not(var_1_19 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=0, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=64, var_1_33=16, var_1_35=1, var_1_39=4, var_1_40=32, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_19 >= -127) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=0, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=64, var_1_33=16, var_1_35=1, var_1_39=4, var_1_40=32, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L160] CALL assume_abort_if_not(var_1_19 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=0, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=64, var_1_33=16, var_1_35=1, var_1_39=4, var_1_40=32, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_19 <= 126) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=0, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=64, var_1_33=16, var_1_35=1, var_1_39=4, var_1_40=32, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L161] var_1_21 = __VERIFIER_nondet_double() [L162] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=0, var_1_1=4, var_1_20=500000004/5, var_1_21=1530535542, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=64, var_1_33=16, var_1_35=1, var_1_39=4, var_1_40=32, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=0, var_1_1=4, var_1_20=500000004/5, var_1_21=1530535542, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=64, var_1_33=16, var_1_35=1, var_1_39=4, var_1_40=32, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L163] var_1_22 = __VERIFIER_nondet_double() [L164] CALL assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=0, var_1_1=4, var_1_20=500000004/5, var_1_21=1530535542, var_1_22=1530535541, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=64, var_1_33=16, var_1_35=1, var_1_39=4, var_1_40=32, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=0, var_1_1=4, var_1_20=500000004/5, var_1_21=1530535542, var_1_22=1530535541, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=64, var_1_33=16, var_1_35=1, var_1_39=4, var_1_40=32, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L165] var_1_25 = __VERIFIER_nondet_char() [L166] CALL assume_abort_if_not(var_1_25 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=0, var_1_1=4, var_1_20=500000004/5, var_1_21=1530535542, var_1_22=1530535541, var_1_23=-16, var_1_24=1, var_1_25=127, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=64, var_1_33=16, var_1_35=1, var_1_39=4, var_1_40=32, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_25 >= -1) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=0, var_1_1=4, var_1_20=500000004/5, var_1_21=1530535542, var_1_22=1530535541, var_1_23=-16, var_1_24=1, var_1_25=127, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=64, var_1_33=16, var_1_35=1, var_1_39=4, var_1_40=32, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L167] CALL assume_abort_if_not(var_1_25 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=0, var_1_1=4, var_1_20=500000004/5, var_1_21=1530535542, var_1_22=1530535541, var_1_23=-16, var_1_24=1, var_1_25=127, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=64, var_1_33=16, var_1_35=1, var_1_39=4, var_1_40=32, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_25 <= 127) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=0, var_1_1=4, var_1_20=500000004/5, var_1_21=1530535542, var_1_22=1530535541, var_1_23=-16, var_1_24=1, var_1_25=127, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=64, var_1_33=16, var_1_35=1, var_1_39=4, var_1_40=32, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L168] var_1_26 = __VERIFIER_nondet_char() [L169] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=0, var_1_1=4, var_1_20=500000004/5, var_1_21=1530535542, var_1_22=1530535541, var_1_23=-16, var_1_24=1, var_1_25=127, var_1_26=0, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=64, var_1_33=16, var_1_35=1, var_1_39=4, var_1_40=32, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=0, var_1_1=4, var_1_20=500000004/5, var_1_21=1530535542, var_1_22=1530535541, var_1_23=-16, var_1_24=1, var_1_25=127, var_1_26=0, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=64, var_1_33=16, var_1_35=1, var_1_39=4, var_1_40=32, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L170] CALL assume_abort_if_not(var_1_26 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=0, var_1_1=4, var_1_20=500000004/5, var_1_21=1530535542, var_1_22=1530535541, var_1_23=-16, var_1_24=1, var_1_25=127, var_1_26=0, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=64, var_1_33=16, var_1_35=1, var_1_39=4, var_1_40=32, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_26 <= 127) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=0, var_1_1=4, var_1_20=500000004/5, var_1_21=1530535542, var_1_22=1530535541, var_1_23=-16, var_1_24=1, var_1_25=127, var_1_26=0, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=64, var_1_33=16, var_1_35=1, var_1_39=4, var_1_40=32, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L171] var_1_27 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=0, var_1_1=4, var_1_20=500000004/5, var_1_21=1530535542, var_1_22=1530535541, var_1_23=-16, var_1_24=1, var_1_25=127, var_1_26=0, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=64, var_1_33=16, var_1_35=1, var_1_39=4, var_1_40=32, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=0, var_1_1=4, var_1_20=500000004/5, var_1_21=1530535542, var_1_22=1530535541, var_1_23=-16, var_1_24=1, var_1_25=127, var_1_26=0, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=64, var_1_33=16, var_1_35=1, var_1_39=4, var_1_40=32, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L173] CALL assume_abort_if_not(var_1_27 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=0, var_1_1=4, var_1_20=500000004/5, var_1_21=1530535542, var_1_22=1530535541, var_1_23=-16, var_1_24=1, var_1_25=127, var_1_26=0, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=64, var_1_33=16, var_1_35=1, var_1_39=4, var_1_40=32, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_27 <= 0) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=0, var_1_1=4, var_1_20=500000004/5, var_1_21=1530535542, var_1_22=1530535541, var_1_23=-16, var_1_24=1, var_1_25=127, var_1_26=0, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=64, var_1_33=16, var_1_35=1, var_1_39=4, var_1_40=32, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L174] var_1_32 = __VERIFIER_nondet_char() [L175] CALL assume_abort_if_not(var_1_32 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=0, var_1_1=4, var_1_20=500000004/5, var_1_21=1530535542, var_1_22=1530535541, var_1_23=-16, var_1_24=1, var_1_25=127, var_1_26=0, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=101, var_1_33=16, var_1_35=1, var_1_39=4, var_1_40=32, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_32 >= -127) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=0, var_1_1=4, var_1_20=500000004/5, var_1_21=1530535542, var_1_22=1530535541, var_1_23=-16, var_1_24=1, var_1_25=127, var_1_26=0, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=101, var_1_33=16, var_1_35=1, var_1_39=4, var_1_40=32, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L176] CALL assume_abort_if_not(var_1_32 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=0, var_1_1=4, var_1_20=500000004/5, var_1_21=1530535542, var_1_22=1530535541, var_1_23=-16, var_1_24=1, var_1_25=127, var_1_26=0, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=101, var_1_33=16, var_1_35=1, var_1_39=4, var_1_40=32, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_32 <= 126) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=0, var_1_1=4, var_1_20=500000004/5, var_1_21=1530535542, var_1_22=1530535541, var_1_23=-16, var_1_24=1, var_1_25=127, var_1_26=0, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=101, var_1_33=16, var_1_35=1, var_1_39=4, var_1_40=32, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L177] var_1_35 = __VERIFIER_nondet_ushort() [L178] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=0, var_1_1=4, var_1_20=500000004/5, var_1_21=1530535542, var_1_22=1530535541, var_1_23=-16, var_1_24=1, var_1_25=127, var_1_26=0, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=101, var_1_33=16, var_1_35=65534, var_1_39=4, var_1_40=32, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=0, var_1_1=4, var_1_20=500000004/5, var_1_21=1530535542, var_1_22=1530535541, var_1_23=-16, var_1_24=1, var_1_25=127, var_1_26=0, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=101, var_1_33=16, var_1_35=65534, var_1_39=4, var_1_40=32, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L179] CALL assume_abort_if_not(var_1_35 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=0, var_1_1=4, var_1_20=500000004/5, var_1_21=1530535542, var_1_22=1530535541, var_1_23=-16, var_1_24=1, var_1_25=127, var_1_26=0, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=101, var_1_33=16, var_1_35=65534, var_1_39=4, var_1_40=32, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_35 <= 65534) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=0, var_1_1=4, var_1_20=500000004/5, var_1_21=1530535542, var_1_22=1530535541, var_1_23=-16, var_1_24=1, var_1_25=127, var_1_26=0, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=101, var_1_33=16, var_1_35=65534, var_1_39=4, var_1_40=32, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L180] var_1_40 = __VERIFIER_nondet_uchar() [L181] CALL assume_abort_if_not(var_1_40 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=0, var_1_1=4, var_1_20=500000004/5, var_1_21=1530535542, var_1_22=1530535541, var_1_23=-16, var_1_24=1, var_1_25=127, var_1_26=0, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=101, var_1_33=16, var_1_35=65534, var_1_39=4, var_1_40=65, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_40 >= 0) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=0, var_1_1=4, var_1_20=500000004/5, var_1_21=1530535542, var_1_22=1530535541, var_1_23=-16, var_1_24=1, var_1_25=127, var_1_26=0, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=101, var_1_33=16, var_1_35=65534, var_1_39=4, var_1_40=65, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L182] CALL assume_abort_if_not(var_1_40 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=0, var_1_1=4, var_1_20=500000004/5, var_1_21=1530535542, var_1_22=1530535541, var_1_23=-16, var_1_24=1, var_1_25=127, var_1_26=0, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=101, var_1_33=16, var_1_35=65534, var_1_39=4, var_1_40=65, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_40 <= 254) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=0, var_1_1=4, var_1_20=500000004/5, var_1_21=1530535542, var_1_22=1530535541, var_1_23=-16, var_1_24=1, var_1_25=127, var_1_26=0, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=101, var_1_33=16, var_1_35=65534, var_1_39=4, var_1_40=65, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L183] var_1_43 = __VERIFIER_nondet_double() [L184] CALL assume_abort_if_not((var_1_43 >= -922337.2036854765600e+13F && var_1_43 <= -1.0e-20F) || (var_1_43 <= 9223372.036854765600e+12F && var_1_43 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=0, var_1_1=4, var_1_20=500000004/5, var_1_21=1530535542, var_1_22=1530535541, var_1_23=-16, var_1_24=1, var_1_25=127, var_1_26=0, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=101, var_1_33=16, var_1_35=65534, var_1_39=4, var_1_40=65, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not((var_1_43 >= -922337.2036854765600e+13F && var_1_43 <= -1.0e-20F) || (var_1_43 <= 9223372.036854765600e+12F && var_1_43 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=0, var_1_1=4, var_1_20=500000004/5, var_1_21=1530535542, var_1_22=1530535541, var_1_23=-16, var_1_24=1, var_1_25=127, var_1_26=0, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=101, var_1_33=16, var_1_35=65534, var_1_39=4, var_1_40=65, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=41/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L185] var_1_44 = __VERIFIER_nondet_double() [L186] CALL assume_abort_if_not((var_1_44 >= -922337.2036854765600e+13F && var_1_44 <= -1.0e-20F) || (var_1_44 <= 9223372.036854765600e+12F && var_1_44 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=0, var_1_1=4, var_1_20=500000004/5, var_1_21=1530535542, var_1_22=1530535541, var_1_23=-16, var_1_24=1, var_1_25=127, var_1_26=0, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=101, var_1_33=16, var_1_35=65534, var_1_39=4, var_1_40=65, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not((var_1_44 >= -922337.2036854765600e+13F && var_1_44 <= -1.0e-20F) || (var_1_44 <= 9223372.036854765600e+12F && var_1_44 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=0, var_1_1=4, var_1_20=500000004/5, var_1_21=1530535542, var_1_22=1530535541, var_1_23=-16, var_1_24=1, var_1_25=127, var_1_26=0, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=101, var_1_33=16, var_1_35=65534, var_1_39=4, var_1_40=65, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=248/5, var_1_45=-2, var_1_47=16, var_1_50=1275815169, var_1_51=1483937619, var_1_8=64] [L187] var_1_50 = __VERIFIER_nondet_ulong() [L188] CALL assume_abort_if_not(var_1_50 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=0, var_1_1=4, var_1_20=500000004/5, var_1_21=1530535542, var_1_22=1530535541, var_1_23=-16, var_1_24=1, var_1_25=127, var_1_26=0, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=101, var_1_33=16, var_1_35=65534, var_1_39=4, var_1_40=65, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=248/5, var_1_45=-2, var_1_47=16, var_1_50=2147483647, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_50 >= 1073741823) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=0, var_1_1=4, var_1_20=500000004/5, var_1_21=1530535542, var_1_22=1530535541, var_1_23=-16, var_1_24=1, var_1_25=127, var_1_26=0, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=101, var_1_33=16, var_1_35=65534, var_1_39=4, var_1_40=65, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=248/5, var_1_45=-2, var_1_47=16, var_1_50=2147483647, var_1_51=1483937619, var_1_8=64] [L189] CALL assume_abort_if_not(var_1_50 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=0, var_1_1=4, var_1_20=500000004/5, var_1_21=1530535542, var_1_22=1530535541, var_1_23=-16, var_1_24=1, var_1_25=127, var_1_26=0, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=101, var_1_33=16, var_1_35=65534, var_1_39=4, var_1_40=65, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=248/5, var_1_45=-2, var_1_47=16, var_1_50=2147483647, var_1_51=1483937619, var_1_8=64] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_50 <= 2147483647) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=0, var_1_1=4, var_1_20=500000004/5, var_1_21=1530535542, var_1_22=1530535541, var_1_23=-16, var_1_24=1, var_1_25=127, var_1_26=0, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=101, var_1_33=16, var_1_35=65534, var_1_39=4, var_1_40=65, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=248/5, var_1_45=-2, var_1_47=16, var_1_50=2147483647, var_1_51=1483937619, var_1_8=64] [L190] var_1_51 = __VERIFIER_nondet_ulong() [L191] CALL assume_abort_if_not(var_1_51 >= 1073741824) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=0, var_1_1=4, var_1_20=500000004/5, var_1_21=1530535542, var_1_22=1530535541, var_1_23=-16, var_1_24=1, var_1_25=127, var_1_26=0, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=101, var_1_33=16, var_1_35=65534, var_1_39=4, var_1_40=65, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=248/5, var_1_45=-2, var_1_47=16, var_1_50=2147483647, var_1_51=1530535536, var_1_8=64] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_51 >= 1073741824) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=0, var_1_1=4, var_1_20=500000004/5, var_1_21=1530535542, var_1_22=1530535541, var_1_23=-16, var_1_24=1, var_1_25=127, var_1_26=0, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=101, var_1_33=16, var_1_35=65534, var_1_39=4, var_1_40=65, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=248/5, var_1_45=-2, var_1_47=16, var_1_50=2147483647, var_1_51=1530535536, var_1_8=64] [L192] CALL assume_abort_if_not(var_1_51 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=0, var_1_1=4, var_1_20=500000004/5, var_1_21=1530535542, var_1_22=1530535541, var_1_23=-16, var_1_24=1, var_1_25=127, var_1_26=0, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=101, var_1_33=16, var_1_35=65534, var_1_39=4, var_1_40=65, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=248/5, var_1_45=-2, var_1_47=16, var_1_50=2147483647, var_1_51=1530535536, var_1_8=64] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_51 <= 2147483647) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=0, var_1_1=4, var_1_20=500000004/5, var_1_21=1530535542, var_1_22=1530535541, var_1_23=-16, var_1_24=1, var_1_25=127, var_1_26=0, var_1_27=0, var_1_28=11/2, var_1_29=50, var_1_31=4, var_1_32=101, var_1_33=16, var_1_35=65534, var_1_39=4, var_1_40=65, var_1_41=-5, var_1_42=248/5, var_1_43=248/5, var_1_44=248/5, var_1_45=-2, var_1_47=16, var_1_50=2147483647, var_1_51=1530535536, var_1_8=64] [L211] RET updateVariables() [L212] CALL step() [L64] signed long int stepLocal_3 = last_1_var_1_23; [L65] unsigned char stepLocal_2 = ! (last_1_var_1_14 || last_1_var_1_14); [L66] COND FALSE !(last_1_var_1_23 < stepLocal_3) [L77] var_1_16 = 100 [L79] COND FALSE !(1000000.4f != var_1_28) [L84] EXPR ((((last_1_var_1_1) > (last_1_var_1_16)) ? (last_1_var_1_1) : (last_1_var_1_16))) | last_1_var_1_16 [L84] COND TRUE (((((last_1_var_1_1) > (last_1_var_1_16)) ? (last_1_var_1_1) : (last_1_var_1_16))) | last_1_var_1_16) >= last_1_var_1_23 [L85] var_1_23 = (5 - var_1_12) [L89] var_1_39 = var_1_40 [L90] var_1_20 = (var_1_21 - (var_1_22 + 1.5)) [L91] var_1_29 = var_1_8 [L92] var_1_31 = var_1_32 [L93] COND TRUE var_1_23 != var_1_16 [L94] EXPR -5 | var_1_1 [L94] COND TRUE (-5 | var_1_1) <= var_1_32 [L95] var_1_41 = ((((var_1_16) > (var_1_1)) ? (var_1_16) : (var_1_1))) [L98] var_1_28 = var_1_21 [L99] COND TRUE var_1_20 < var_1_43 [L100] EXPR var_1_8 | var_1_1 [L100] COND FALSE !((var_1_8 | var_1_1) > var_1_35) [L103] COND TRUE \read(var_1_14) [L104] COND TRUE var_1_20 >= var_1_44 [L105] var_1_47 = ((var_1_50 + ((((1530535536u) < (var_1_51)) ? (1530535536u) : (var_1_51)))) - ((((var_1_8) > (var_1_40)) ? (var_1_8) : (var_1_40)))) [L114] unsigned char stepLocal_0 = var_1_23 > 4; [L115] COND TRUE (var_1_23 <= var_1_23) || stepLocal_0 [L116] var_1_1 = (((((var_1_16 + (var_1_16 + var_1_16))) > (-100)) ? ((var_1_16 + (var_1_16 + var_1_16))) : (-100))) [L120] var_1_24 = ((var_1_1 <= (var_1_25 - var_1_26)) && var_1_27) [L121] signed char stepLocal_1 = var_1_16; [L122] EXPR var_1_16 ^ var_1_16 [L122] COND TRUE stepLocal_1 > (var_1_23 + (var_1_16 ^ var_1_16)) [L123] var_1_14 = (var_1_24 || var_1_15) [L125] COND TRUE \read(var_1_14) [L126] COND FALSE !(\read(var_1_24)) [L130] COND FALSE !(\read(var_1_24)) [L135] COND TRUE ((((var_1_28) < (var_1_28)) ? (var_1_28) : (var_1_28))) < var_1_28 [L136] var_1_33 = var_1_35 [L139] COND FALSE !(var_1_24 && var_1_14) [L142] var_1_45 = ((var_1_32 + var_1_8) + var_1_40) [L212] RET step() [L213] CALL, EXPR property() [L203] EXPR ((((var_1_23 <= var_1_23) || (var_1_23 > 4)) ? (var_1_1 == ((signed short int) (((((var_1_16 + (var_1_16 + var_1_16))) > (-100)) ? ((var_1_16 + (var_1_16 + var_1_16))) : (-100))))) : (var_1_1 == ((signed short int) var_1_16))) && (var_1_14 ? (var_1_24 ? (var_1_8 == ((unsigned short int) (((((var_1_11 + var_1_12)) > (var_1_13)) ? ((var_1_11 + var_1_12)) : (var_1_13))))) : 1) : 1)) && ((var_1_16 > (var_1_23 + (var_1_16 ^ var_1_16))) ? (var_1_14 == ((unsigned char) (var_1_24 || var_1_15))) : 1) [L203] EXPR var_1_16 ^ var_1_16 [L203] EXPR ((((var_1_23 <= var_1_23) || (var_1_23 > 4)) ? (var_1_1 == ((signed short int) (((((var_1_16 + (var_1_16 + var_1_16))) > (-100)) ? ((var_1_16 + (var_1_16 + var_1_16))) : (-100))))) : (var_1_1 == ((signed short int) var_1_16))) && (var_1_14 ? (var_1_24 ? (var_1_8 == ((unsigned short int) (((((var_1_11 + var_1_12)) > (var_1_13)) ? ((var_1_11 + var_1_12)) : (var_1_13))))) : 1) : 1)) && ((var_1_16 > (var_1_23 + (var_1_16 ^ var_1_16))) ? (var_1_14 == ((unsigned char) (var_1_24 || var_1_15))) : 1) [L203] EXPR (((((((var_1_23 <= var_1_23) || (var_1_23 > 4)) ? (var_1_1 == ((signed short int) (((((var_1_16 + (var_1_16 + var_1_16))) > (-100)) ? ((var_1_16 + (var_1_16 + var_1_16))) : (-100))))) : (var_1_1 == ((signed short int) var_1_16))) && (var_1_14 ? (var_1_24 ? (var_1_8 == ((unsigned short int) (((((var_1_11 + var_1_12)) > (var_1_13)) ? ((var_1_11 + var_1_12)) : (var_1_13))))) : 1) : 1)) && ((var_1_16 > (var_1_23 + (var_1_16 ^ var_1_16))) ? (var_1_14 == ((unsigned char) (var_1_24 || var_1_15))) : 1)) && ((last_1_var_1_23 < last_1_var_1_23) ? (((! (last_1_var_1_14 || last_1_var_1_14)) && last_1_var_1_24) ? ((((((2.75f) > (((((last_1_var_1_28) < (999999.95f)) ? (last_1_var_1_28) : (999999.95f))))) ? (2.75f) : (((((last_1_var_1_28) < (999999.95f)) ? (last_1_var_1_28) : (999999.95f)))))) != last_1_var_1_28) ? (var_1_16 == ((signed char) 10)) : (var_1_16 == ((signed char) var_1_19))) : (var_1_16 == ((signed char) var_1_19))) : (var_1_16 == ((signed char) 100)))) && (var_1_20 == ((double) (var_1_21 - (var_1_22 + 1.5))))) && (((((((last_1_var_1_1) > (last_1_var_1_16)) ? (last_1_var_1_1) : (last_1_var_1_16))) | last_1_var_1_16) >= last_1_var_1_23) ? (var_1_23 == ((signed long int) (5 - var_1_12))) : (var_1_23 == ((signed long int) ((((var_1_11) > (last_1_var_1_1)) ? (var_1_11) : (last_1_var_1_1)))))) [L203] EXPR ((((last_1_var_1_1) > (last_1_var_1_16)) ? (last_1_var_1_1) : (last_1_var_1_16))) | last_1_var_1_16 [L203] EXPR (((((((var_1_23 <= var_1_23) || (var_1_23 > 4)) ? (var_1_1 == ((signed short int) (((((var_1_16 + (var_1_16 + var_1_16))) > (-100)) ? ((var_1_16 + (var_1_16 + var_1_16))) : (-100))))) : (var_1_1 == ((signed short int) var_1_16))) && (var_1_14 ? (var_1_24 ? (var_1_8 == ((unsigned short int) (((((var_1_11 + var_1_12)) > (var_1_13)) ? ((var_1_11 + var_1_12)) : (var_1_13))))) : 1) : 1)) && ((var_1_16 > (var_1_23 + (var_1_16 ^ var_1_16))) ? (var_1_14 == ((unsigned char) (var_1_24 || var_1_15))) : 1)) && ((last_1_var_1_23 < last_1_var_1_23) ? (((! (last_1_var_1_14 || last_1_var_1_14)) && last_1_var_1_24) ? ((((((2.75f) > (((((last_1_var_1_28) < (999999.95f)) ? (last_1_var_1_28) : (999999.95f))))) ? (2.75f) : (((((last_1_var_1_28) < (999999.95f)) ? (last_1_var_1_28) : (999999.95f)))))) != last_1_var_1_28) ? (var_1_16 == ((signed char) 10)) : (var_1_16 == ((signed char) var_1_19))) : (var_1_16 == ((signed char) var_1_19))) : (var_1_16 == ((signed char) 100)))) && (var_1_20 == ((double) (var_1_21 - (var_1_22 + 1.5))))) && (((((((last_1_var_1_1) > (last_1_var_1_16)) ? (last_1_var_1_1) : (last_1_var_1_16))) | last_1_var_1_16) >= last_1_var_1_23) ? (var_1_23 == ((signed long int) (5 - var_1_12))) : (var_1_23 == ((signed long int) ((((var_1_11) > (last_1_var_1_1)) ? (var_1_11) : (last_1_var_1_1)))))) [L203-L204] return (((((((((var_1_23 <= var_1_23) || (var_1_23 > 4)) ? (var_1_1 == ((signed short int) (((((var_1_16 + (var_1_16 + var_1_16))) > (-100)) ? ((var_1_16 + (var_1_16 + var_1_16))) : (-100))))) : (var_1_1 == ((signed short int) var_1_16))) && (var_1_14 ? (var_1_24 ? (var_1_8 == ((unsigned short int) (((((var_1_11 + var_1_12)) > (var_1_13)) ? ((var_1_11 + var_1_12)) : (var_1_13))))) : 1) : 1)) && ((var_1_16 > (var_1_23 + (var_1_16 ^ var_1_16))) ? (var_1_14 == ((unsigned char) (var_1_24 || var_1_15))) : 1)) && ((last_1_var_1_23 < last_1_var_1_23) ? (((! (last_1_var_1_14 || last_1_var_1_14)) && last_1_var_1_24) ? ((((((2.75f) > (((((last_1_var_1_28) < (999999.95f)) ? (last_1_var_1_28) : (999999.95f))))) ? (2.75f) : (((((last_1_var_1_28) < (999999.95f)) ? (last_1_var_1_28) : (999999.95f)))))) != last_1_var_1_28) ? (var_1_16 == ((signed char) 10)) : (var_1_16 == ((signed char) var_1_19))) : (var_1_16 == ((signed char) var_1_19))) : (var_1_16 == ((signed char) 100)))) && (var_1_20 == ((double) (var_1_21 - (var_1_22 + 1.5))))) && (((((((last_1_var_1_1) > (last_1_var_1_16)) ? (last_1_var_1_1) : (last_1_var_1_16))) | last_1_var_1_16) >= last_1_var_1_23) ? (var_1_23 == ((signed long int) (5 - var_1_12))) : (var_1_23 == ((signed long int) ((((var_1_11) > (last_1_var_1_1)) ? (var_1_11) : (last_1_var_1_1))))))) && (var_1_24 == ((unsigned char) ((var_1_1 <= (var_1_25 - var_1_26)) && var_1_27)))) && (var_1_28 == ((double) var_1_21)) ; [L213] RET, EXPR property() [L213] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=100, var_1_19=0, var_1_1=300, var_1_21=1530535542, var_1_22=1530535541, var_1_23=-1, var_1_24=0, var_1_25=127, var_1_26=0, var_1_27=0, var_1_28=1530535542, var_1_29=64, var_1_31=101, var_1_32=101, var_1_33=65534, var_1_35=65534, var_1_39=65, var_1_40=65, var_1_41=100, var_1_42=248/5, var_1_43=248/5, var_1_44=248/5, var_1_45=230, var_1_47=3678019118, var_1_50=2147483647, var_1_51=1530535536, var_1_8=64] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=32762, var_1_12=6, var_1_13=32767, var_1_14=1, var_1_15=1, var_1_16=100, var_1_19=0, var_1_1=300, var_1_21=1530535542, var_1_22=1530535541, var_1_23=-1, var_1_24=0, var_1_25=127, var_1_26=0, var_1_27=0, var_1_28=1530535542, var_1_29=64, var_1_31=101, var_1_32=101, var_1_33=65534, var_1_35=65534, var_1_39=65, var_1_40=65, var_1_41=100, var_1_42=248/5, var_1_43=248/5, var_1_44=248/5, var_1_45=230, var_1_47=3678019118, var_1_50=2147483647, var_1_51=1530535536, var_1_8=64] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 56 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 30, 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=56occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 111 NumberOfCodeBlocks, 111 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 [2023-11-19 05:18:22,624 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-65.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ --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 67d48dc432a8902ff014d0507d9ef02fabdfcd273359ba39831b3afbd7c57dba --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:18:25,583 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:18:25,718 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:18:25,733 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:18:25,733 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:18:25,780 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:18:25,781 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:18:25,781 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:18:25,782 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:18:25,787 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:18:25,788 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:18:25,788 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:18:25,789 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:18:25,790 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:18:25,791 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:18:25,791 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:18:25,792 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:18:25,793 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:18:25,793 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:18:25,794 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:18:25,794 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:18:25,795 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:18:25,795 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:18:25,795 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:18:25,796 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:18:25,796 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:18:25,796 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:18:25,797 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:18:25,797 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:18:25,798 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:18:25,799 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:18:25,799 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:18:25,799 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:18:25,800 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:18:25,800 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:18:25,800 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:18:25,801 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:18:25,801 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:18:25,801 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:18:25,802 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:18:25,802 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:18:25,803 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:18:25,803 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_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67d48dc432a8902ff014d0507d9ef02fabdfcd273359ba39831b3afbd7c57dba [2023-11-19 05:18:26,228 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:18:26,252 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:18:26,254 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:18:26,256 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:18:26,256 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:18:26,258 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-65.i [2023-11-19 05:18:29,505 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:18:29,866 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:18:29,867 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-65.i [2023-11-19 05:18:29,880 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/data/72c916b92/0f324144f87d48b88e948916e9f3af45/FLAGe0cb007b8 [2023-11-19 05:18:29,895 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/data/72c916b92/0f324144f87d48b88e948916e9f3af45 [2023-11-19 05:18:29,898 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:18:29,900 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:18:29,901 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:18:29,901 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:18:29,907 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:18:29,908 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:18:29" (1/1) ... [2023-11-19 05:18:29,909 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78ccd45c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:29, skipping insertion in model container [2023-11-19 05:18:29,909 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:18:29" (1/1) ... [2023-11-19 05:18:29,954 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:18:30,115 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_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-65.i[919,932] [2023-11-19 05:18:30,182 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:18:30,199 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:18:30,222 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_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-65.i[919,932] [2023-11-19 05:18:30,335 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:18:30,381 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:18:30,382 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:30 WrapperNode [2023-11-19 05:18:30,382 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:18:30,383 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:18:30,383 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:18:30,383 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:18:30,391 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:30" (1/1) ... [2023-11-19 05:18:30,406 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:30" (1/1) ... [2023-11-19 05:18:30,442 INFO L138 Inliner]: procedures = 27, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 210 [2023-11-19 05:18:30,443 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:18:30,444 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:18:30,444 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:18:30,444 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:18:30,454 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:30" (1/1) ... [2023-11-19 05:18:30,454 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:30" (1/1) ... [2023-11-19 05:18:30,460 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:30" (1/1) ... [2023-11-19 05:18:30,460 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:30" (1/1) ... [2023-11-19 05:18:30,474 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:30" (1/1) ... [2023-11-19 05:18:30,478 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:30" (1/1) ... [2023-11-19 05:18:30,481 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:30" (1/1) ... [2023-11-19 05:18:30,484 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:30" (1/1) ... [2023-11-19 05:18:30,489 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:18:30,490 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:18:30,490 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:18:30,490 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:18:30,491 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:30" (1/1) ... [2023-11-19 05:18:30,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:18:30,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:18:30,533 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:18:30,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:18:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:18:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 05:18:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:18:30,590 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:18:30,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:18:30,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:18:30,736 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:18:30,738 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:18:32,859 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:18:32,873 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:18:32,874 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:18:32,885 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:18:32 BoogieIcfgContainer [2023-11-19 05:18:32,885 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:18:32,890 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:18:32,890 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:18:32,894 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:18:32,894 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:18:29" (1/3) ... [2023-11-19 05:18:32,895 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79956390 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:18:32, skipping insertion in model container [2023-11-19 05:18:32,895 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:30" (2/3) ... [2023-11-19 05:18:32,896 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79956390 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:18:32, skipping insertion in model container [2023-11-19 05:18:32,896 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:18:32" (3/3) ... [2023-11-19 05:18:32,898 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-65.i [2023-11-19 05:18:32,942 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:18:32,943 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:18:33,019 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:18:33,026 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;@284dce01, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:18:33,026 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:18:33,030 INFO L276 IsEmpty]: Start isEmpty. Operand has 90 states, 57 states have (on average 1.4385964912280702) internal successors, (82), 58 states have internal predecessors, (82), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-19 05:18:33,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-11-19 05:18:33,049 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:18:33,050 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:18:33,051 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:18:33,056 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:18:33,056 INFO L85 PathProgramCache]: Analyzing trace with hash 1501717547, now seen corresponding path program 1 times [2023-11-19 05:18:33,073 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:18:33,073 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1615560941] [2023-11-19 05:18:33,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:18:33,074 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 [2023-11-19 05:18:33,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:18:33,078 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 05:18:33,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:18:33,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:18:33,711 INFO L262 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 05:18:33,727 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:18:33,790 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 674 proven. 0 refuted. 0 times theorem prover too weak. 1066 trivial. 0 not checked. [2023-11-19 05:18:33,790 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:18:33,791 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:18:33,791 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1615560941] [2023-11-19 05:18:33,792 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1615560941] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:18:33,792 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:18:33,793 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 05:18:33,795 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686809102] [2023-11-19 05:18:33,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:18:33,802 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 05:18:33,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:18:33,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 05:18:33,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:18:33,841 INFO L87 Difference]: Start difference. First operand has 90 states, 57 states have (on average 1.4385964912280702) internal successors, (82), 58 states have internal predecessors, (82), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-11-19 05:18:33,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:18:33,888 INFO L93 Difference]: Finished difference Result 173 states and 308 transitions. [2023-11-19 05:18:33,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 05:18:33,891 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 191 [2023-11-19 05:18:33,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:18:33,902 INFO L225 Difference]: With dead ends: 173 [2023-11-19 05:18:33,902 INFO L226 Difference]: Without dead ends: 86 [2023-11-19 05:18:33,908 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:18:33,912 INFO L413 NwaCegarLoop]: 133 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 133 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 05:18:33,914 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:18:33,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2023-11-19 05:18:33,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2023-11-19 05:18:33,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 54 states have (on average 1.3518518518518519) internal successors, (73), 54 states have internal predecessors, (73), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-19 05:18:33,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 133 transitions. [2023-11-19 05:18:33,977 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 133 transitions. Word has length 191 [2023-11-19 05:18:33,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:18:33,978 INFO L495 AbstractCegarLoop]: Abstraction has 86 states and 133 transitions. [2023-11-19 05:18:33,979 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-11-19 05:18:33,979 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 133 transitions. [2023-11-19 05:18:33,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-11-19 05:18:33,985 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:18:33,985 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:18:33,998 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/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)] Ended with exit code 0 [2023-11-19 05:18:34,196 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:18:34,197 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:18:34,197 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:18:34,198 INFO L85 PathProgramCache]: Analyzing trace with hash 956022643, now seen corresponding path program 1 times [2023-11-19 05:18:34,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:18:34,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [540419440] [2023-11-19 05:18:34,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:18:34,200 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 [2023-11-19 05:18:34,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:18:34,201 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 05:18:34,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:18:34,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:18:34,697 INFO L262 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 05:18:34,710 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:18:36,951 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2023-11-19 05:18:36,952 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:18:36,952 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:18:36,952 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [540419440] [2023-11-19 05:18:36,953 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [540419440] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:18:36,953 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:18:36,953 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 05:18:36,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1045809163] [2023-11-19 05:18:36,954 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:18:36,956 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 05:18:36,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:18:36,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 05:18:36,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 05:18:36,958 INFO L87 Difference]: Start difference. First operand 86 states and 133 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-19 05:18:39,349 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:18:40,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:18:40,452 INFO L93 Difference]: Finished difference Result 232 states and 363 transitions. [2023-11-19 05:18:40,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 05:18:40,465 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 191 [2023-11-19 05:18:40,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:18:40,470 INFO L225 Difference]: With dead ends: 232 [2023-11-19 05:18:40,470 INFO L226 Difference]: Without dead ends: 149 [2023-11-19 05:18:40,472 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 05:18:40,473 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 15 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 237 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2023-11-19 05:18:40,474 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 237 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2023-11-19 05:18:40,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2023-11-19 05:18:40,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 143. [2023-11-19 05:18:40,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143 states, 80 states have (on average 1.275) internal successors, (102), 80 states have internal predecessors, (102), 60 states have call successors, (60), 2 states have call predecessors, (60), 2 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2023-11-19 05:18:40,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 222 transitions. [2023-11-19 05:18:40,514 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 222 transitions. Word has length 191 [2023-11-19 05:18:40,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:18:40,516 INFO L495 AbstractCegarLoop]: Abstraction has 143 states and 222 transitions. [2023-11-19 05:18:40,516 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-19 05:18:40,517 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 222 transitions. [2023-11-19 05:18:40,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-11-19 05:18:40,521 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:18:40,521 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:18:40,535 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/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)] Forceful destruction successful, exit code 0 [2023-11-19 05:18:40,731 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:18:40,731 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:18:40,732 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:18:40,732 INFO L85 PathProgramCache]: Analyzing trace with hash -390510584, now seen corresponding path program 1 times [2023-11-19 05:18:40,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:18:40,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1822309848] [2023-11-19 05:18:40,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:18:40,734 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 [2023-11-19 05:18:40,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:18:40,736 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 05:18:40,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-19 05:18:41,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:18:41,195 INFO L262 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 05:18:41,202 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:18:43,310 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2023-11-19 05:18:43,313 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:18:43,314 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:18:43,315 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1822309848] [2023-11-19 05:18:43,316 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1822309848] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:18:43,316 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:18:43,316 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 05:18:43,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1873731870] [2023-11-19 05:18:43,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:18:43,318 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 05:18:43,318 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:18:43,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 05:18:43,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 05:18:43,320 INFO L87 Difference]: Start difference. First operand 143 states and 222 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 2 states have internal predecessors, (45), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-19 05:18:44,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:18:44,467 INFO L93 Difference]: Finished difference Result 229 states and 357 transitions. [2023-11-19 05:18:44,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 05:18:44,469 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 2 states have internal predecessors, (45), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 192 [2023-11-19 05:18:44,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:18:44,473 INFO L225 Difference]: With dead ends: 229 [2023-11-19 05:18:44,474 INFO L226 Difference]: Without dead ends: 146 [2023-11-19 05:18:44,475 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 191 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 05:18:44,476 INFO L413 NwaCegarLoop]: 130 mSDtfsCounter, 8 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 247 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-11-19 05:18:44,477 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 247 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-11-19 05:18:44,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2023-11-19 05:18:44,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 144. [2023-11-19 05:18:44,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 81 states have (on average 1.271604938271605) internal successors, (103), 81 states have internal predecessors, (103), 60 states have call successors, (60), 2 states have call predecessors, (60), 2 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2023-11-19 05:18:44,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 223 transitions. [2023-11-19 05:18:44,515 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 223 transitions. Word has length 192 [2023-11-19 05:18:44,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:18:44,517 INFO L495 AbstractCegarLoop]: Abstraction has 144 states and 223 transitions. [2023-11-19 05:18:44,517 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 2 states have internal predecessors, (45), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-19 05:18:44,517 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 223 transitions. [2023-11-19 05:18:44,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-11-19 05:18:44,522 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:18:44,522 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:18:44,538 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-19 05:18:44,735 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:18:44,736 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:18:44,737 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:18:44,737 INFO L85 PathProgramCache]: Analyzing trace with hash 1910312006, now seen corresponding path program 1 times [2023-11-19 05:18:44,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:18:44,738 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [849577887] [2023-11-19 05:18:44,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:18:44,739 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 [2023-11-19 05:18:44,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:18:44,741 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 05:18:44,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-19 05:18:45,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:18:45,174 INFO L262 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 05:18:45,181 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:18:45,348 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2023-11-19 05:18:45,349 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:18:45,349 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:18:45,350 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [849577887] [2023-11-19 05:18:45,350 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [849577887] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:18:45,350 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:18:45,350 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 05:18:45,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1113444934] [2023-11-19 05:18:45,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:18:45,356 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 05:18:45,356 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:18:45,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 05:18:45,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-19 05:18:45,361 INFO L87 Difference]: Start difference. First operand 144 states and 223 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-19 05:18:46,761 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:18:47,937 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-19 05:18:48,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:18:48,945 INFO L93 Difference]: Finished difference Result 395 states and 615 transitions. [2023-11-19 05:18:48,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 05:18:48,947 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 192 [2023-11-19 05:18:48,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:18:48,953 INFO L225 Difference]: With dead ends: 395 [2023-11-19 05:18:48,953 INFO L226 Difference]: Without dead ends: 312 [2023-11-19 05:18:48,954 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 191 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-19 05:18:48,956 INFO L413 NwaCegarLoop]: 324 mSDtfsCounter, 248 mSDsluCounter, 167 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 248 SdHoareTripleChecker+Valid, 491 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2023-11-19 05:18:48,957 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [248 Valid, 491 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2023-11-19 05:18:48,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 312 states. [2023-11-19 05:18:48,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 312 to 151. [2023-11-19 05:18:49,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 88 states have (on average 1.2840909090909092) internal successors, (113), 88 states have internal predecessors, (113), 60 states have call successors, (60), 2 states have call predecessors, (60), 2 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2023-11-19 05:18:49,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 233 transitions. [2023-11-19 05:18:49,003 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 233 transitions. Word has length 192 [2023-11-19 05:18:49,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:18:49,004 INFO L495 AbstractCegarLoop]: Abstraction has 151 states and 233 transitions. [2023-11-19 05:18:49,005 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-19 05:18:49,005 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 233 transitions. [2023-11-19 05:18:49,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-11-19 05:18:49,009 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:18:49,009 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:18:49,025 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-19 05:18:49,224 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:18:49,224 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:18:49,225 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:18:49,225 INFO L85 PathProgramCache]: Analyzing trace with hash 321964104, now seen corresponding path program 1 times [2023-11-19 05:18:49,226 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:18:49,226 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1166079408] [2023-11-19 05:18:49,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:18:49,227 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 [2023-11-19 05:18:49,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:18:49,229 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 05:18:49,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-19 05:18:49,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:18:49,736 INFO L262 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 05:18:49,746 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:18:53,131 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2023-11-19 05:18:53,132 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:18:53,132 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:18:53,133 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1166079408] [2023-11-19 05:18:53,133 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1166079408] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:18:53,133 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:18:53,133 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 05:18:53,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [210802399] [2023-11-19 05:18:53,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:18:53,135 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 05:18:53,135 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:18:53,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 05:18:53,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 05:18:53,137 INFO L87 Difference]: Start difference. First operand 151 states and 233 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-19 05:18:55,644 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:18:55,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:18:55,645 INFO L93 Difference]: Finished difference Result 268 states and 414 transitions. [2023-11-19 05:18:55,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 05:18:55,662 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 192 [2023-11-19 05:18:55,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:18:55,665 INFO L225 Difference]: With dead ends: 268 [2023-11-19 05:18:55,665 INFO L226 Difference]: Without dead ends: 180 [2023-11-19 05:18:55,666 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 05:18:55,668 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 68 mSDsluCounter, 230 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 357 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2023-11-19 05:18:55,668 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [68 Valid, 357 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2023-11-19 05:18:55,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2023-11-19 05:18:55,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 153. [2023-11-19 05:18:55,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153 states, 90 states have (on average 1.2777777777777777) internal successors, (115), 90 states have internal predecessors, (115), 60 states have call successors, (60), 2 states have call predecessors, (60), 2 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2023-11-19 05:18:55,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 235 transitions. [2023-11-19 05:18:55,722 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 235 transitions. Word has length 192 [2023-11-19 05:18:55,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:18:55,723 INFO L495 AbstractCegarLoop]: Abstraction has 153 states and 235 transitions. [2023-11-19 05:18:55,724 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-19 05:18:55,724 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 235 transitions. [2023-11-19 05:18:55,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2023-11-19 05:18:55,727 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:18:55,728 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:18:55,745 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-11-19 05:18:55,938 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:18:55,938 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:18:55,939 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:18:55,939 INFO L85 PathProgramCache]: Analyzing trace with hash 1216976144, now seen corresponding path program 1 times [2023-11-19 05:18:55,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:18:55,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2098023072] [2023-11-19 05:18:55,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:18:55,940 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 [2023-11-19 05:18:55,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:18:55,941 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 05:18:55,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-19 05:18:56,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:18:56,360 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 05:18:56,366 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:18:57,123 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 593 proven. 69 refuted. 0 times theorem prover too weak. 1078 trivial. 0 not checked. [2023-11-19 05:18:57,124 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:18:57,687 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 18 proven. 69 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-11-19 05:18:57,687 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:18:57,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2098023072] [2023-11-19 05:18:57,688 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2098023072] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:18:57,689 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [227519633] [2023-11-19 05:18:57,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:18:57,690 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 05:18:57,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 05:18:57,694 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 05:18:57,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-19 05:18:58,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:18:58,579 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 05:18:58,583 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:18:58,649 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2023-11-19 05:18:58,650 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:18:58,650 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [227519633] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:18:58,650 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-19 05:18:58,650 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6, 6] total 10 [2023-11-19 05:18:58,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [550471982] [2023-11-19 05:18:58,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:18:58,653 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 05:18:58,653 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:18:58,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 05:18:58,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2023-11-19 05:18:58,656 INFO L87 Difference]: Start difference. First operand 153 states and 235 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-19 05:19:00,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:19:00,168 INFO L93 Difference]: Finished difference Result 327 states and 507 transitions. [2023-11-19 05:19:00,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 05:19:00,169 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 193 [2023-11-19 05:19:00,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:19:00,172 INFO L225 Difference]: With dead ends: 327 [2023-11-19 05:19:00,173 INFO L226 Difference]: Without dead ends: 239 [2023-11-19 05:19:00,174 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 576 GetRequests, 567 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2023-11-19 05:19:00,175 INFO L413 NwaCegarLoop]: 236 mSDtfsCounter, 118 mSDsluCounter, 123 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 118 SdHoareTripleChecker+Valid, 359 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-11-19 05:19:00,175 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [118 Valid, 359 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-11-19 05:19:00,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 239 states. [2023-11-19 05:19:00,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 239 to 237. [2023-11-19 05:19:00,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 237 states, 143 states have (on average 1.2937062937062938) internal successors, (185), 143 states have internal predecessors, (185), 90 states have call successors, (90), 3 states have call predecessors, (90), 3 states have return successors, (90), 90 states have call predecessors, (90), 90 states have call successors, (90) [2023-11-19 05:19:00,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 365 transitions. [2023-11-19 05:19:00,226 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 365 transitions. Word has length 193 [2023-11-19 05:19:00,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:19:00,227 INFO L495 AbstractCegarLoop]: Abstraction has 237 states and 365 transitions. [2023-11-19 05:19:00,228 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-19 05:19:00,228 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 365 transitions. [2023-11-19 05:19:00,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2023-11-19 05:19:00,232 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:19:00,232 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:19:00,240 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2023-11-19 05:19:00,456 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2023-11-19 05:19:00,640 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:19:00,640 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:19:00,640 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:19:00,641 INFO L85 PathProgramCache]: Analyzing trace with hash 1218823186, now seen corresponding path program 1 times [2023-11-19 05:19:00,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:19:00,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1429677490] [2023-11-19 05:19:00,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:19:00,642 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 [2023-11-19 05:19:00,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:19:00,644 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 05:19:00,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/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 (9)] Waiting until timeout for monitored process [2023-11-19 05:19:01,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:19:01,059 INFO L262 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 05:19:01,064 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:19:01,799 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 593 proven. 69 refuted. 0 times theorem prover too weak. 1078 trivial. 0 not checked. [2023-11-19 05:19:01,799 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:19:02,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 18 proven. 69 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-11-19 05:19:02,327 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:19:02,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1429677490] [2023-11-19 05:19:02,328 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1429677490] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:19:02,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [598380843] [2023-11-19 05:19:02,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:19:02,329 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 05:19:02,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 05:19:02,332 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 05:19:02,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb79652-c6b8-4fb3-87da-c27ed6ff3874/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2023-11-19 05:19:03,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:19:03,078 INFO L262 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 05:19:03,083 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:19:03,204 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2023-11-19 05:19:03,204 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:19:03,204 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [598380843] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:19:03,205 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-19 05:19:03,205 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6, 6] total 11 [2023-11-19 05:19:03,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [409134098] [2023-11-19 05:19:03,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:19:03,206 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 05:19:03,206 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:19:03,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 05:19:03,207 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2023-11-19 05:19:03,208 INFO L87 Difference]: Start difference. First operand 237 states and 365 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-19 05:19:05,722 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []