./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-37.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-37.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2e5a8347d3a9b80fad79cdf10685cc34077cb2edd813f8dbb459435f5a54aca3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:09:11,272 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:09:11,388 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:09:11,398 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:09:11,399 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:09:11,422 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:09:11,423 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:09:11,423 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:09:11,424 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:09:11,424 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:09:11,425 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:09:11,426 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:09:11,426 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:09:11,427 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:09:11,427 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:09:11,428 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:09:11,428 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:09:11,429 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:09:11,429 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:09:11,429 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:09:11,430 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:09:11,431 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:09:11,431 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:09:11,432 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:09:11,432 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:09:11,432 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:09:11,433 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:09:11,433 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:09:11,434 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:09:11,434 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:09:11,434 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:09:11,435 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:09:11,435 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:09:11,435 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:09:11,436 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:09:11,436 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:09:11,436 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:09:11,436 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:09:11,437 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:09:11,437 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:09:11,437 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:09:11,437 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:09:11,438 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:09:11,438 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:09:11,438 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:09:11,438 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:09:11,438 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:09:11,439 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_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e5a8347d3a9b80fad79cdf10685cc34077cb2edd813f8dbb459435f5a54aca3 [2023-11-23 21:09:11,804 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:09:11,838 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:09:11,841 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:09:11,843 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:09:11,844 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:09:11,845 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-37.i [2023-11-23 21:09:15,030 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:09:15,262 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:09:15,266 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-37.i [2023-11-23 21:09:15,293 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/data/d4f8b2a05/c046461e0f1e40f5a412994fc9bf1f24/FLAG736309fd6 [2023-11-23 21:09:15,313 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/data/d4f8b2a05/c046461e0f1e40f5a412994fc9bf1f24 [2023-11-23 21:09:15,319 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:09:15,322 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:09:15,325 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:09:15,325 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:09:15,331 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:09:15,331 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:09:15" (1/1) ... [2023-11-23 21:09:15,333 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5eab26bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:15, skipping insertion in model container [2023-11-23 21:09:15,333 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:09:15" (1/1) ... [2023-11-23 21:09:15,383 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:09:15,604 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_a9759cbb-b52d-442a-b365-570d657115c8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-37.i[919,932] [2023-11-23 21:09:15,688 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:09:15,704 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:09:15,717 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_a9759cbb-b52d-442a-b365-570d657115c8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-37.i[919,932] [2023-11-23 21:09:15,792 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:09:15,817 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:09:15,819 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:15 WrapperNode [2023-11-23 21:09:15,819 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:09:15,820 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:09:15,821 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:09:15,821 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:09:15,829 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:15" (1/1) ... [2023-11-23 21:09:15,859 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:15" (1/1) ... [2023-11-23 21:09:15,930 INFO L138 Inliner]: procedures = 26, calls = 49, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 272 [2023-11-23 21:09:15,931 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:09:15,932 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:09:15,932 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:09:15,932 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:09:15,943 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:15" (1/1) ... [2023-11-23 21:09:15,943 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:15" (1/1) ... [2023-11-23 21:09:15,956 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:15" (1/1) ... [2023-11-23 21:09:15,958 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:15" (1/1) ... [2023-11-23 21:09:15,991 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:15" (1/1) ... [2023-11-23 21:09:15,995 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:15" (1/1) ... [2023-11-23 21:09:16,003 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:15" (1/1) ... [2023-11-23 21:09:16,011 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:15" (1/1) ... [2023-11-23 21:09:16,018 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:09:16,019 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:09:16,020 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:09:16,020 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:09:16,021 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:15" (1/1) ... [2023-11-23 21:09:16,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:09:16,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:09:16,061 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:09:16,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:09:16,108 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:09:16,108 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:09:16,108 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:09:16,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:09:16,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:09:16,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:09:16,250 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:09:16,252 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:09:16,915 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:09:17,429 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:09:17,431 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:09:17,433 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:09:17 BoogieIcfgContainer [2023-11-23 21:09:17,433 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:09:17,437 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:09:17,437 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:09:17,441 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:09:17,441 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:09:15" (1/3) ... [2023-11-23 21:09:17,443 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@656ccf6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:09:17, skipping insertion in model container [2023-11-23 21:09:17,444 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:15" (2/3) ... [2023-11-23 21:09:17,445 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@656ccf6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:09:17, skipping insertion in model container [2023-11-23 21:09:17,446 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:09:17" (3/3) ... [2023-11-23 21:09:17,447 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-cn_file-37.i [2023-11-23 21:09:17,471 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:09:17,471 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:09:17,525 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:09:17,533 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;@760ebab9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:09:17,533 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:09:17,539 INFO L276 IsEmpty]: Start isEmpty. Operand has 65 states, 26 states have (on average 1.1153846153846154) internal successors, (29), 27 states have internal predecessors, (29), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-23 21:09:17,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-11-23 21:09:17,560 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:09:17,562 INFO L195 NwaCegarLoop]: trace histogram [36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:09:17,562 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:09:17,570 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:09:17,570 INFO L85 PathProgramCache]: Analyzing trace with hash 2133086540, now seen corresponding path program 1 times [2023-11-23 21:09:17,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:09:17,581 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [753295428] [2023-11-23 21:09:17,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:09:17,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:09:17,874 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:09:17,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1695861964] [2023-11-23 21:09:17,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:09:17,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:09:17,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:09:17,883 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:09:17,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:09:18,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:09:18,304 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:09:18,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:09:18,686 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:09:18,689 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:09:18,691 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:09:18,707 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:09:18,903 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:09:18,909 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:09:18,917 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:09:19,128 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:09:19 BoogieIcfgContainer [2023-11-23 21:09:19,134 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:09:19,135 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:09:19,135 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:09:19,135 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:09:19,136 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:09:17" (3/4) ... [2023-11-23 21:09:19,138 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:09:19,139 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:09:19,141 INFO L158 Benchmark]: Toolchain (without parser) took 3818.35ms. Allocated memory was 146.8MB in the beginning and 180.4MB in the end (delta: 33.6MB). Free memory was 101.5MB in the beginning and 129.0MB in the end (delta: -27.5MB). Peak memory consumption was 4.7MB. Max. memory is 16.1GB. [2023-11-23 21:09:19,142 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 102.8MB. Free memory is still 70.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:09:19,143 INFO L158 Benchmark]: CACSL2BoogieTranslator took 494.61ms. Allocated memory is still 146.8MB. Free memory was 101.5MB in the beginning and 105.7MB in the end (delta: -4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:09:19,145 INFO L158 Benchmark]: Boogie Procedure Inliner took 110.80ms. Allocated memory is still 146.8MB. Free memory was 105.7MB in the beginning and 100.7MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 21:09:19,150 INFO L158 Benchmark]: Boogie Preprocessor took 86.66ms. Allocated memory is still 146.8MB. Free memory was 100.7MB in the beginning and 98.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:09:19,151 INFO L158 Benchmark]: RCFGBuilder took 1414.18ms. Allocated memory is still 146.8MB. Free memory was 98.6MB in the beginning and 99.4MB in the end (delta: -776.6kB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. [2023-11-23 21:09:19,153 INFO L158 Benchmark]: TraceAbstraction took 1697.28ms. Allocated memory was 146.8MB in the beginning and 180.4MB in the end (delta: 33.6MB). Free memory was 99.4MB in the beginning and 129.0MB in the end (delta: -29.6MB). Peak memory consumption was 61.5MB. Max. memory is 16.1GB. [2023-11-23 21:09:19,153 INFO L158 Benchmark]: Witness Printer took 5.19ms. Allocated memory is still 180.4MB. Free memory is still 129.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:09:19,163 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 102.8MB. Free memory is still 70.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 494.61ms. Allocated memory is still 146.8MB. Free memory was 101.5MB in the beginning and 105.7MB in the end (delta: -4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 110.80ms. Allocated memory is still 146.8MB. Free memory was 105.7MB in the beginning and 100.7MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.66ms. Allocated memory is still 146.8MB. Free memory was 100.7MB in the beginning and 98.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1414.18ms. Allocated memory is still 146.8MB. Free memory was 98.6MB in the beginning and 99.4MB in the end (delta: -776.6kB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1697.28ms. Allocated memory was 146.8MB in the beginning and 180.4MB in the end (delta: 33.6MB). Free memory was 99.4MB in the beginning and 129.0MB in the end (delta: -29.6MB). Peak memory consumption was 61.5MB. Max. memory is 16.1GB. * Witness Printer took 5.19ms. Allocated memory is still 180.4MB. Free memory is still 129.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 114, overapproximation of bitwiseOr at line 82, overapproximation of bitwiseAnd at line 82, overapproximation of someBinaryArithmeticDOUBLEoperation at line 104, overapproximation of someBinaryDOUBLEComparisonOperation at line 98. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 256; [L23] unsigned short int var_1_2 = 51640; [L24] unsigned short int var_1_3 = 5; [L25] float var_1_7 = 128.8; [L26] unsigned char var_1_8 = 2; [L27] float var_1_9 = 256.5; [L28] float var_1_10 = 7.25; [L29] signed char var_1_11 = 64; [L30] signed char var_1_12 = -16; [L31] double var_1_13 = 0.9; [L32] unsigned char var_1_14 = 1; [L33] double var_1_15 = 0.0; [L34] double var_1_16 = 1.275; [L35] unsigned short int var_1_17 = 8; [L36] unsigned short int var_1_18 = 35331; [L37] signed char var_1_19 = -128; [L38] double var_1_20 = 0.0; [L39] double var_1_21 = 0.0; [L40] signed char var_1_22 = -8; [L41] signed char var_1_23 = 50; [L42] unsigned short int var_1_24 = 0; [L43] signed long int var_1_25 = -1; [L44] signed char var_1_26 = 5; [L45] signed long int var_1_27 = 32; [L46] unsigned char var_1_28 = 64; [L47] signed char var_1_29 = 100; [L48] signed char var_1_30 = -1; [L49] signed char var_1_31 = 10; [L50] signed char var_1_32 = 5; [L51] signed char var_1_33 = 1; [L52] unsigned short int var_1_34 = 32; [L53] unsigned char var_1_35 = 1; [L54] signed long int var_1_36 = -8; [L55] unsigned char var_1_37 = 1; [L56] float last_1_var_1_10 = 7.25; [L57] double last_1_var_1_13 = 0.9; [L58] unsigned short int last_1_var_1_17 = 8; [L59] signed char last_1_var_1_19 = -128; [L206] isInitial = 1 [L207] FCALL initially() [L208] COND TRUE 1 [L209] CALL updateLastVariables() [L196] last_1_var_1_10 = var_1_10 [L197] last_1_var_1_13 = var_1_13 [L198] last_1_var_1_17 = var_1_17 [L199] last_1_var_1_19 = var_1_19 [L209] RET updateLastVariables() [L210] CALL updateVariables() [L138] var_1_2 = __VERIFIER_nondet_ushort() [L139] CALL assume_abort_if_not(var_1_2 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_24=0, var_1_25=-1, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=5, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_2 >= 32767) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_24=0, var_1_25=-1, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=5, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L140] CALL assume_abort_if_not(var_1_2 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_24=0, var_1_25=-1, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=5, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_2 <= 65535) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_24=0, var_1_25=-1, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=5, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L141] var_1_3 = __VERIFIER_nondet_ushort() [L142] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_24=0, var_1_25=-1, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_24=0, var_1_25=-1, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L143] CALL assume_abort_if_not(var_1_3 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_24=0, var_1_25=-1, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_3 <= 32767) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_24=0, var_1_25=-1, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L144] var_1_8 = __VERIFIER_nondet_uchar() [L145] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_24=0, var_1_25=-1, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_9=513/2] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_24=0, var_1_25=-1, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_9=513/2] [L146] CALL assume_abort_if_not(var_1_8 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_24=0, var_1_25=-1, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_9=513/2] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_8 <= 255) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_24=0, var_1_25=-1, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_9=513/2] [L147] CALL assume_abort_if_not(var_1_8 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_24=0, var_1_25=-1, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1, var_1_9=513/2] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_8 != 0) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_24=0, var_1_25=-1, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1, var_1_9=513/2] [L148] var_1_9 = __VERIFIER_nondet_float() [L149] CALL assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_24=0, var_1_25=-1, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_24=0, var_1_25=-1, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L150] var_1_12 = __VERIFIER_nondet_char() [L151] CALL assume_abort_if_not(var_1_12 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_24=0, var_1_25=-1, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_12 >= -127) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_24=0, var_1_25=-1, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L152] CALL assume_abort_if_not(var_1_12 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_24=0, var_1_25=-1, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_12 <= 126) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_24=0, var_1_25=-1, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L153] var_1_14 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_24=0, var_1_25=-1, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_24=0, var_1_25=-1, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L155] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_24=0, var_1_25=-1, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_24=0, var_1_25=-1, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L156] var_1_15 = __VERIFIER_nondet_double() [L157] CALL assume_abort_if_not((var_1_15 >= 2305843.009213691390e+12F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_24=0, var_1_25=-1, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not((var_1_15 >= 2305843.009213691390e+12F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_24=0, var_1_25=-1, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L158] var_1_16 = __VERIFIER_nondet_double() [L159] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_24=0, var_1_25=-1, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_24=0, var_1_25=-1, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L160] var_1_18 = __VERIFIER_nondet_ushort() [L161] CALL assume_abort_if_not(var_1_18 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_24=0, var_1_25=-1, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_18 >= 32767) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_24=0, var_1_25=-1, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L162] CALL assume_abort_if_not(var_1_18 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_24=0, var_1_25=-1, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_18 <= 65534) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_24=0, var_1_25=-1, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L163] var_1_20 = __VERIFIER_nondet_double() [L164] CALL assume_abort_if_not((var_1_20 >= 4611686.018427387900e+12F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854776000e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_24=0, var_1_25=-1, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not((var_1_20 >= 4611686.018427387900e+12F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854776000e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_24=0, var_1_25=-1, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L165] var_1_21 = __VERIFIER_nondet_double() [L166] CALL assume_abort_if_not((var_1_21 >= 4611686.018427387900e+12F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=-8, var_1_23=50, var_1_24=0, var_1_25=-1, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not((var_1_21 >= 4611686.018427387900e+12F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=-8, var_1_23=50, var_1_24=0, var_1_25=-1, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L167] var_1_22 = __VERIFIER_nondet_char() [L168] CALL assume_abort_if_not(var_1_22 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_24=0, var_1_25=-1, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_22 >= -127) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_24=0, var_1_25=-1, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L169] CALL assume_abort_if_not(var_1_22 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_24=0, var_1_25=-1, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_22 <= 126) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_24=0, var_1_25=-1, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L170] var_1_24 = __VERIFIER_nondet_ushort() [L171] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_25=-1, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_25=-1, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L172] CALL assume_abort_if_not(var_1_24 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_25=-1, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_24 <= 65535) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_25=-1, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L173] var_1_25 = __VERIFIER_nondet_long() [L174] CALL assume_abort_if_not(var_1_25 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_25=50, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_25 >= -2147483648) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_25=50, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L175] CALL assume_abort_if_not(var_1_25 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_25=50, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_25 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_25=50, var_1_26=5, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L176] var_1_26 = __VERIFIER_nondet_char() [L177] CALL assume_abort_if_not(var_1_26 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_25=50, var_1_26=0, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_26 >= -127) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_25=50, var_1_26=0, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L178] CALL assume_abort_if_not(var_1_26 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_25=50, var_1_26=0, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_26 <= 126) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_25=50, var_1_26=0, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L179] var_1_30 = __VERIFIER_nondet_char() [L180] CALL assume_abort_if_not(var_1_30 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_25=50, var_1_26=0, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=126, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_30 >= -126) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_25=50, var_1_26=0, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=126, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L181] CALL assume_abort_if_not(var_1_30 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_25=50, var_1_26=0, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=126, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_30 <= 126) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_25=50, var_1_26=0, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=126, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L182] var_1_31 = __VERIFIER_nondet_char() [L183] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_25=50, var_1_26=0, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=126, var_1_31=62, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_25=50, var_1_26=0, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=126, var_1_31=62, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L184] CALL assume_abort_if_not(var_1_31 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_25=50, var_1_26=0, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=126, var_1_31=62, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_31 <= 126) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_25=50, var_1_26=0, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=126, var_1_31=62, var_1_32=5, var_1_33=1, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L185] var_1_33 = __VERIFIER_nondet_char() [L186] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_25=50, var_1_26=0, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=126, var_1_31=62, var_1_32=5, var_1_33=65, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_25=50, var_1_26=0, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=126, var_1_31=62, var_1_32=5, var_1_33=65, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L187] CALL assume_abort_if_not(var_1_33 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_25=50, var_1_26=0, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=126, var_1_31=62, var_1_32=5, var_1_33=65, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_33 <= 126) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_25=50, var_1_26=0, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=126, var_1_31=62, var_1_32=5, var_1_33=65, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L188] var_1_35 = __VERIFIER_nondet_uchar() [L189] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_25=50, var_1_26=0, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=126, var_1_31=62, var_1_32=5, var_1_33=65, var_1_34=32, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_25=50, var_1_26=0, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=126, var_1_31=62, var_1_32=5, var_1_33=65, var_1_34=32, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L190] CALL assume_abort_if_not(var_1_35 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_25=50, var_1_26=0, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=126, var_1_31=62, var_1_32=5, var_1_33=65, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_35 <= 1) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_25=50, var_1_26=0, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=126, var_1_31=62, var_1_32=5, var_1_33=65, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L191] var_1_37 = __VERIFIER_nondet_uchar() [L192] CALL assume_abort_if_not(var_1_37 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_25=50, var_1_26=0, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=126, var_1_31=62, var_1_32=5, var_1_33=65, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_37 >= 0) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_25=50, var_1_26=0, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=126, var_1_31=62, var_1_32=5, var_1_33=65, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L193] CALL assume_abort_if_not(var_1_37 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_25=50, var_1_26=0, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=126, var_1_31=62, var_1_32=5, var_1_33=65, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not(var_1_37 <= 1) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=32767, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_25=50, var_1_26=0, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32767, var_1_30=126, var_1_31=62, var_1_32=5, var_1_33=65, var_1_34=32, var_1_35=1, var_1_36=-8, var_1_37=1, var_1_3=32767, var_1_7=644/5, var_1_8=1] [L210] RET updateVariables() [L211] CALL step() [L63] COND FALSE !((~ (- var_1_24)) < var_1_25) [L68] COND TRUE var_1_24 > var_1_25 [L69] var_1_27 = ((((var_1_24) > (var_1_23)) ? (var_1_24) : (var_1_23))) [L71] COND FALSE !(var_1_24 <= (((((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25))) < 0 ) ? -((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25))) : ((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25)))))) [L74] COND TRUE var_1_26 <= 16 [L75] var_1_29 = (((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))) - var_1_31) [L77] COND FALSE !(var_1_23 >= var_1_27) [L80] var_1_32 = var_1_26 [L82] EXPR var_1_28 & var_1_32 [L82] EXPR (var_1_28 & var_1_32) ^ var_1_23 [L82] EXPR var_1_29 & var_1_33 [L82] COND FALSE !(((var_1_28 & var_1_32) ^ var_1_23) < (var_1_29 & var_1_33)) [L87] EXPR var_1_28 & (~ var_1_29) [L87] COND TRUE (var_1_28 & (~ var_1_29)) <= var_1_34 [L88] COND TRUE \read(var_1_35) [L89] var_1_36 = ((((var_1_29) > (((((var_1_32) < (((((var_1_34) < 0 ) ? -(var_1_34) : (var_1_34))))) ? (var_1_32) : (((((var_1_34) < 0 ) ? -(var_1_34) : (var_1_34)))))))) ? (var_1_29) : (((((var_1_32) < (((((var_1_34) < 0 ) ? -(var_1_34) : (var_1_34))))) ? (var_1_32) : (((((var_1_34) < 0 ) ? -(var_1_34) : (var_1_34))))))))) [L96] signed long int stepLocal_2 = var_1_3 + last_1_var_1_19; [L97] COND FALSE !(\read(var_1_14)) [L108] COND TRUE var_1_13 > ((var_1_20 - var_1_15) - (var_1_21 - var_1_16)) [L109] var_1_19 = ((((var_1_12) > (var_1_22)) ? (var_1_12) : (var_1_22))) [L113] var_1_17 = (var_1_18 - var_1_3) [L114] COND TRUE (var_1_17 >= var_1_17) || (var_1_9 > last_1_var_1_10) [L115] var_1_10 = var_1_9 [L117] COND FALSE !(var_1_10 >= var_1_10) [L122] COND FALSE !((var_1_2 - var_1_3) > var_1_17) [L125] var_1_1 = 0 [L127] signed long int stepLocal_1 = var_1_1 / ((((2) < (var_1_2)) ? (2) : (var_1_2))); [L128] unsigned short int stepLocal_0 = var_1_3; [L129] COND TRUE (var_1_19 / var_1_8) < stepLocal_1 [L130] COND FALSE !(var_1_1 >= stepLocal_0) [L133] var_1_7 = var_1_9 [L211] RET step() [L212] CALL, EXPR property() [L202-L203] return ((((((((var_1_2 - var_1_3) > var_1_17) ? (var_1_1 == ((signed long int) (((((((((var_1_11 + var_1_3)) < (var_1_2)) ? ((var_1_11 + var_1_3)) : (var_1_2)))) < (var_1_17)) ? ((((((var_1_11 + var_1_3)) < (var_1_2)) ? ((var_1_11 + var_1_3)) : (var_1_2)))) : (var_1_17))))) : (var_1_1 == ((signed long int) 0))) && (((var_1_19 / var_1_8) < (var_1_1 / ((((2) < (var_1_2)) ? (2) : (var_1_2))))) ? ((var_1_1 >= var_1_3) ? (var_1_7 == ((float) 0.75f)) : (var_1_7 == ((float) var_1_9))) : 1)) && (((var_1_17 >= var_1_17) || (var_1_9 > last_1_var_1_10)) ? (var_1_10 == ((float) var_1_9)) : 1)) && ((var_1_10 >= var_1_10) ? ((var_1_9 < var_1_10) ? (var_1_11 == ((signed char) var_1_12)) : 1) : 1)) && (var_1_14 ? ((last_1_var_1_13 <= var_1_9) ? (var_1_13 == ((double) var_1_9)) : ((((((last_1_var_1_17) < ((var_1_2 * last_1_var_1_17))) ? (last_1_var_1_17) : ((var_1_2 * last_1_var_1_17)))) == (var_1_3 + last_1_var_1_19)) ? (var_1_13 == ((double) 8.75)) : (var_1_13 == ((double) (16.5 + ((var_1_15 - 49.35) - var_1_16)))))) : 1)) && (var_1_17 == ((unsigned short int) (var_1_18 - var_1_3)))) && ((var_1_13 > ((var_1_20 - var_1_15) - (var_1_21 - var_1_16))) ? (var_1_19 == ((signed char) ((((var_1_12) > (var_1_22)) ? (var_1_12) : (var_1_22))))) : (var_1_19 == ((signed char) var_1_12))) ; [L212] RET, EXPR property() [L212] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=2, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=0, var_1_18=32767, var_1_19=-1, var_1_1=0, var_1_22=-1, var_1_23=50, var_1_24=51, var_1_25=50, var_1_26=0, var_1_27=51, var_1_28=64, var_1_29=64, var_1_2=32767, var_1_30=126, var_1_31=62, var_1_32=0, var_1_33=65, var_1_34=32, var_1_35=1, var_1_36=64, var_1_37=1, var_1_3=32767, var_1_7=2, var_1_8=1, var_1_9=2] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=2, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=0, var_1_18=32767, var_1_19=-1, var_1_1=0, var_1_22=-1, var_1_23=50, var_1_24=51, var_1_25=50, var_1_26=0, var_1_27=51, var_1_28=64, var_1_29=64, var_1_2=32767, var_1_30=126, var_1_31=62, var_1_32=0, var_1_33=65, var_1_34=32, var_1_35=1, var_1_36=64, var_1_37=1, var_1_3=32767, var_1_7=2, var_1_8=1, var_1_9=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 65 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 1, TraceHistogramMax: 36, 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=65occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 132 NumberOfCodeBlocks, 132 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 21:09:19,198 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-37.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2e5a8347d3a9b80fad79cdf10685cc34077cb2edd813f8dbb459435f5a54aca3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:09:21,822 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:09:21,958 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:09:21,968 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:09:21,969 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:09:22,018 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:09:22,018 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:09:22,019 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:09:22,020 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:09:22,025 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:09:22,025 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:09:22,026 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:09:22,026 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:09:22,028 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:09:22,028 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:09:22,029 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:09:22,030 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:09:22,030 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:09:22,031 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:09:22,032 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:09:22,032 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:09:22,033 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:09:22,033 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:09:22,033 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:09:22,034 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:09:22,034 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:09:22,035 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:09:22,035 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:09:22,035 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:09:22,036 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:09:22,037 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:09:22,037 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:09:22,037 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:09:22,038 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:09:22,038 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:09:22,038 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:09:22,039 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:09:22,039 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:09:22,039 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:09:22,040 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:09:22,040 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:09:22,040 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:09:22,041 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:09:22,041 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:09:22,041 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_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e5a8347d3a9b80fad79cdf10685cc34077cb2edd813f8dbb459435f5a54aca3 [2023-11-23 21:09:22,465 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:09:22,488 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:09:22,491 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:09:22,492 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:09:22,495 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:09:22,496 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-37.i [2023-11-23 21:09:25,746 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:09:26,030 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:09:26,031 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-37.i [2023-11-23 21:09:26,055 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/data/c3fd33c56/3507d4f69b3442b3b8492f1aa4210ecf/FLAG3e2226dd7 [2023-11-23 21:09:26,071 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/data/c3fd33c56/3507d4f69b3442b3b8492f1aa4210ecf [2023-11-23 21:09:26,073 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:09:26,075 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:09:26,076 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:09:26,077 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:09:26,082 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:09:26,083 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:09:26" (1/1) ... [2023-11-23 21:09:26,084 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b77e3e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:26, skipping insertion in model container [2023-11-23 21:09:26,084 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:09:26" (1/1) ... [2023-11-23 21:09:26,121 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:09:26,320 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_a9759cbb-b52d-442a-b365-570d657115c8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-37.i[919,932] [2023-11-23 21:09:26,480 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:09:26,499 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:09:26,512 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_a9759cbb-b52d-442a-b365-570d657115c8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-37.i[919,932] [2023-11-23 21:09:26,554 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:09:26,576 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:09:26,576 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:26 WrapperNode [2023-11-23 21:09:26,576 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:09:26,578 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:09:26,578 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:09:26,578 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:09:26,587 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:26" (1/1) ... [2023-11-23 21:09:26,603 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:26" (1/1) ... [2023-11-23 21:09:26,640 INFO L138 Inliner]: procedures = 27, calls = 49, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 217 [2023-11-23 21:09:26,640 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:09:26,641 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:09:26,641 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:09:26,642 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:09:26,652 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:26" (1/1) ... [2023-11-23 21:09:26,652 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:26" (1/1) ... [2023-11-23 21:09:26,658 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:26" (1/1) ... [2023-11-23 21:09:26,664 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:26" (1/1) ... [2023-11-23 21:09:26,691 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:26" (1/1) ... [2023-11-23 21:09:26,710 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:26" (1/1) ... [2023-11-23 21:09:26,714 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:26" (1/1) ... [2023-11-23 21:09:26,717 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:26" (1/1) ... [2023-11-23 21:09:26,723 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:09:26,738 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:09:26,739 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:09:26,739 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:09:26,740 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:26" (1/1) ... [2023-11-23 21:09:26,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:09:26,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:09:26,787 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:09:26,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:09:26,831 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:09:26,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:09:26,832 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:09:26,832 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:09:26,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:09:26,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:09:26,982 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:09:26,987 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:09:35,670 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:09:35,717 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:09:35,717 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:09:35,717 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:09:35 BoogieIcfgContainer [2023-11-23 21:09:35,718 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:09:35,720 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:09:35,720 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:09:35,724 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:09:35,724 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:09:26" (1/3) ... [2023-11-23 21:09:35,725 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72ea92d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:09:35, skipping insertion in model container [2023-11-23 21:09:35,725 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:26" (2/3) ... [2023-11-23 21:09:35,726 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72ea92d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:09:35, skipping insertion in model container [2023-11-23 21:09:35,726 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:09:35" (3/3) ... [2023-11-23 21:09:35,727 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-cn_file-37.i [2023-11-23 21:09:35,747 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:09:35,747 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:09:35,799 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:09:35,806 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;@1b74d842, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:09:35,806 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:09:35,811 INFO L276 IsEmpty]: Start isEmpty. Operand has 93 states, 54 states have (on average 1.4814814814814814) internal successors, (80), 55 states have internal predecessors, (80), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-23 21:09:35,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-11-23 21:09:35,831 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:09:35,832 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:09:35,832 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:09:35,840 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:09:35,841 INFO L85 PathProgramCache]: Analyzing trace with hash 1634516388, now seen corresponding path program 1 times [2023-11-23 21:09:35,855 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:09:35,855 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1838036998] [2023-11-23 21:09:35,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:09:35,856 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:09:35,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:09:35,878 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:09:35,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 21:09:36,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:09:36,632 INFO L262 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:09:36,652 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:09:36,724 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 1174 proven. 0 refuted. 0 times theorem prover too weak. 1346 trivial. 0 not checked. [2023-11-23 21:09:36,725 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:09:36,726 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:09:36,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1838036998] [2023-11-23 21:09:36,727 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1838036998] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:09:36,727 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:09:36,727 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:09:36,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685622991] [2023-11-23 21:09:36,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:09:36,739 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:09:36,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:09:36,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:09:36,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:09:36,796 INFO L87 Difference]: Start difference. First operand has 93 states, 54 states have (on average 1.4814814814814814) internal successors, (80), 55 states have internal predecessors, (80), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2023-11-23 21:09:39,023 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:09:39,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:09:39,024 INFO L93 Difference]: Finished difference Result 183 states and 338 transitions. [2023-11-23 21:09:39,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:09:39,076 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 222 [2023-11-23 21:09:39,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:09:39,084 INFO L225 Difference]: With dead ends: 183 [2023-11-23 21:09:39,085 INFO L226 Difference]: Without dead ends: 91 [2023-11-23 21:09:39,089 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 221 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:09:39,093 INFO L413 NwaCegarLoop]: 143 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 143 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-11-23 21:09:39,094 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 143 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2023-11-23 21:09:39,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2023-11-23 21:09:39,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2023-11-23 21:09:39,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 53 states have (on average 1.3962264150943395) internal successors, (74), 53 states have internal predecessors, (74), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-23 21:09:39,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 146 transitions. [2023-11-23 21:09:39,160 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 146 transitions. Word has length 222 [2023-11-23 21:09:39,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:09:39,162 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 146 transitions. [2023-11-23 21:09:39,163 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2023-11-23 21:09:39,163 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 146 transitions. [2023-11-23 21:09:39,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-11-23 21:09:39,173 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:09:39,173 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:09:39,194 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:09:39,394 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:09:39,395 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:09:39,396 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:09:39,397 INFO L85 PathProgramCache]: Analyzing trace with hash 397477216, now seen corresponding path program 1 times [2023-11-23 21:09:39,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:09:39,400 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [54092319] [2023-11-23 21:09:39,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:09:39,401 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:09:39,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:09:39,402 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:09:39,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-23 21:09:40,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:09:40,263 INFO L262 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 21:09:40,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:09:42,809 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2023-11-23 21:09:42,810 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:09:42,811 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:09:42,816 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [54092319] [2023-11-23 21:09:42,817 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [54092319] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:09:42,819 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:09:42,819 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:09:42,819 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827301717] [2023-11-23 21:09:42,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:09:42,824 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:09:42,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:09:42,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:09:42,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-23 21:09:42,826 INFO L87 Difference]: Start difference. First operand 91 states and 146 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, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-23 21:09:45,814 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:09:47,817 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:09:49,819 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:09:51,823 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:09:53,826 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:09:55,830 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:09:55,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:09:55,946 INFO L93 Difference]: Finished difference Result 360 states and 579 transitions. [2023-11-23 21:09:55,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-23 21:09:55,948 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, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 222 [2023-11-23 21:09:55,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:09:55,962 INFO L225 Difference]: With dead ends: 360 [2023-11-23 21:09:55,966 INFO L226 Difference]: Without dead ends: 270 [2023-11-23 21:09:55,969 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 219 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-23 21:09:55,970 INFO L413 NwaCegarLoop]: 241 mSDtfsCounter, 216 mSDsluCounter, 203 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 0 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 216 SdHoareTripleChecker+Valid, 444 SdHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.0s IncrementalHoareTripleChecker+Time [2023-11-23 21:09:55,971 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [216 Valid, 444 Invalid, 98 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 92 Invalid, 6 Unknown, 0 Unchecked, 13.0s Time] [2023-11-23 21:09:55,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 270 states. [2023-11-23 21:09:56,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 270 to 266. [2023-11-23 21:09:56,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 266 states, 154 states have (on average 1.396103896103896) internal successors, (215), 154 states have internal predecessors, (215), 108 states have call successors, (108), 3 states have call predecessors, (108), 3 states have return successors, (108), 108 states have call predecessors, (108), 108 states have call successors, (108) [2023-11-23 21:09:56,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 266 states and 431 transitions. [2023-11-23 21:09:56,040 INFO L78 Accepts]: Start accepts. Automaton has 266 states and 431 transitions. Word has length 222 [2023-11-23 21:09:56,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:09:56,044 INFO L495 AbstractCegarLoop]: Abstraction has 266 states and 431 transitions. [2023-11-23 21:09:56,044 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, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-23 21:09:56,045 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 431 transitions. [2023-11-23 21:09:56,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-11-23 21:09:56,059 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:09:56,059 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:09:56,079 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-11-23 21:09:56,279 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:09:56,279 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:09:56,280 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:09:56,280 INFO L85 PathProgramCache]: Analyzing trace with hash 1907396962, now seen corresponding path program 1 times [2023-11-23 21:09:56,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:09:56,281 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1016647515] [2023-11-23 21:09:56,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:09:56,282 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:09:56,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:09:56,285 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:09:56,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-23 21:09:57,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:09:57,153 INFO L262 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 21:09:57,161 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:10:06,179 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 21 proven. 896 refuted. 0 times theorem prover too weak. 1603 trivial. 0 not checked. [2023-11-23 21:10:06,180 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:10:07,538 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 21 proven. 84 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2023-11-23 21:10:07,538 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:10:07,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1016647515] [2023-11-23 21:10:07,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1016647515] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:10:07,539 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1026495734] [2023-11-23 21:10:07,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:10:07,539 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:10:07,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:10:07,545 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:10:07,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9759cbb-b52d-442a-b365-570d657115c8/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-23 21:10:09,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:10:09,221 INFO L262 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 21:10:09,227 INFO L285 TraceCheckSpWp]: Computing forward predicates...