./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-90.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-90.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f22285931ef577278308b66f6d3e2c8c4e33fc5e01c210582cdf2b9d57f594e8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:56:18,816 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:56:18,945 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 04:56:18,958 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:56:18,959 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:56:18,991 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:56:18,992 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:56:18,993 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:56:18,994 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:56:18,996 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:56:18,996 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:56:18,997 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:56:18,998 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:56:18,998 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:56:18,999 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:56:18,999 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:56:19,000 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:56:19,000 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:56:19,000 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:56:19,001 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:56:19,001 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:56:19,002 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:56:19,003 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:56:19,004 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:56:19,004 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:56:19,005 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:56:19,005 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:56:19,006 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:56:19,006 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:56:19,007 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:56:19,008 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:56:19,008 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:56:19,009 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:56:19,009 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:56:19,009 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:56:19,010 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:56:19,010 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:56:19,010 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:56:19,010 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:56:19,011 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:56:19,011 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:56:19,011 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:56:19,012 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:56:19,012 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:56:19,013 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:56:19,013 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_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f22285931ef577278308b66f6d3e2c8c4e33fc5e01c210582cdf2b9d57f594e8 [2023-11-19 04:56:19,334 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:56:19,363 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:56:19,366 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:56:19,367 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:56:19,368 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:56:19,370 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-90.i [2023-11-19 04:56:22,752 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:56:23,009 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:56:23,010 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-90.i [2023-11-19 04:56:23,030 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/data/033c663e3/ac25fb52399b4c238cd72b9f73ecf3b6/FLAGfbe47b3e2 [2023-11-19 04:56:23,047 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/data/033c663e3/ac25fb52399b4c238cd72b9f73ecf3b6 [2023-11-19 04:56:23,050 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:56:23,052 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:56:23,053 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:56:23,054 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:56:23,060 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:56:23,061 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:56:23" (1/1) ... [2023-11-19 04:56:23,062 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c9752a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:23, skipping insertion in model container [2023-11-19 04:56:23,062 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:56:23" (1/1) ... [2023-11-19 04:56:23,113 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:56:23,313 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_ecd7a710-666e-4365-9ddb-4e5f7126a014/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-90.i[919,932] [2023-11-19 04:56:23,444 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:56:23,461 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:56:23,474 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_ecd7a710-666e-4365-9ddb-4e5f7126a014/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-90.i[919,932] [2023-11-19 04:56:23,516 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:56:23,537 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:56:23,538 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:23 WrapperNode [2023-11-19 04:56:23,538 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:56:23,539 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:56:23,539 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:56:23,540 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:56:23,549 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:23" (1/1) ... [2023-11-19 04:56:23,565 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:23" (1/1) ... [2023-11-19 04:56:23,620 INFO L138 Inliner]: procedures = 26, calls = 49, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 251 [2023-11-19 04:56:23,620 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:56:23,621 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:56:23,621 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:56:23,621 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:56:23,632 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:23" (1/1) ... [2023-11-19 04:56:23,632 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:23" (1/1) ... [2023-11-19 04:56:23,638 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:23" (1/1) ... [2023-11-19 04:56:23,638 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:23" (1/1) ... [2023-11-19 04:56:23,656 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:23" (1/1) ... [2023-11-19 04:56:23,661 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:23" (1/1) ... [2023-11-19 04:56:23,667 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:23" (1/1) ... [2023-11-19 04:56:23,670 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:23" (1/1) ... [2023-11-19 04:56:23,677 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:56:23,678 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:56:23,678 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:56:23,679 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:56:23,680 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:23" (1/1) ... [2023-11-19 04:56:23,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:56:23,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:56:23,735 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:56:23,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:56:23,808 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:56:23,808 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:56:23,808 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:56:23,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:56:23,809 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:56:23,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:56:23,982 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:56:23,986 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:56:24,611 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:56:25,072 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:56:25,072 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:56:25,081 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:56:25 BoogieIcfgContainer [2023-11-19 04:56:25,081 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:56:25,084 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:56:25,084 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:56:25,088 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:56:25,088 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:56:23" (1/3) ... [2023-11-19 04:56:25,089 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@450f269b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:56:25, skipping insertion in model container [2023-11-19 04:56:25,089 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:23" (2/3) ... [2023-11-19 04:56:25,092 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@450f269b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:56:25, skipping insertion in model container [2023-11-19 04:56:25,092 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:56:25" (3/3) ... [2023-11-19 04:56:25,093 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-90.i [2023-11-19 04:56:25,111 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:56:25,111 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:56:25,173 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:56:25,182 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;@4e8b7cfb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:56:25,182 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:56:25,188 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 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) [2023-11-19 04:56:25,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-19 04:56:25,214 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:56:25,215 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] [2023-11-19 04:56:25,218 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:56:25,225 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:56:25,225 INFO L85 PathProgramCache]: Analyzing trace with hash 495156399, now seen corresponding path program 1 times [2023-11-19 04:56:25,234 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:56:25,235 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915437967] [2023-11-19 04:56:25,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:56:25,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:56:25,525 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 04:56:25,526 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1362108667] [2023-11-19 04:56:25,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:56:25,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:56:25,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:56:25,529 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 04:56:25,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 04:56:26,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:56:26,123 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:56:26,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:56:26,513 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 04:56:26,516 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 04:56:26,517 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 04:56:26,533 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 04:56:26,727 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 04:56:26,732 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 04:56:26,737 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 04:56:26,896 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 04:56:26 BoogieIcfgContainer [2023-11-19 04:56:26,897 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 04:56:26,897 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:56:26,898 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:56:26,898 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:56:26,898 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:56:25" (3/4) ... [2023-11-19 04:56:26,900 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 04:56:26,901 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:56:26,903 INFO L158 Benchmark]: Toolchain (without parser) took 3850.83ms. Allocated memory was 142.6MB in the beginning and 195.0MB in the end (delta: 52.4MB). Free memory was 96.3MB in the beginning and 77.8MB in the end (delta: 18.5MB). Peak memory consumption was 69.3MB. Max. memory is 16.1GB. [2023-11-19 04:56:26,903 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 142.6MB. Free memory is still 89.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:56:26,904 INFO L158 Benchmark]: CACSL2BoogieTranslator took 485.02ms. Allocated memory is still 142.6MB. Free memory was 96.3MB in the beginning and 80.5MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 04:56:26,905 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.35ms. Allocated memory is still 142.6MB. Free memory was 80.2MB in the beginning and 75.9MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:56:26,905 INFO L158 Benchmark]: Boogie Preprocessor took 56.23ms. Allocated memory is still 142.6MB. Free memory was 75.9MB in the beginning and 73.5MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:56:26,906 INFO L158 Benchmark]: RCFGBuilder took 1402.73ms. Allocated memory was 142.6MB in the beginning and 195.0MB in the end (delta: 52.4MB). Free memory was 73.5MB in the beginning and 144.9MB in the end (delta: -71.5MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. [2023-11-19 04:56:26,907 INFO L158 Benchmark]: TraceAbstraction took 1812.64ms. Allocated memory is still 195.0MB. Free memory was 144.9MB in the beginning and 77.8MB in the end (delta: 67.1MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2023-11-19 04:56:26,907 INFO L158 Benchmark]: Witness Printer took 4.24ms. Allocated memory is still 195.0MB. Free memory is still 77.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:56:26,911 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 142.6MB. Free memory is still 89.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 485.02ms. Allocated memory is still 142.6MB. Free memory was 96.3MB in the beginning and 80.5MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.35ms. Allocated memory is still 142.6MB. Free memory was 80.2MB in the beginning and 75.9MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.23ms. Allocated memory is still 142.6MB. Free memory was 75.9MB in the beginning and 73.5MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1402.73ms. Allocated memory was 142.6MB in the beginning and 195.0MB in the end (delta: 52.4MB). Free memory was 73.5MB in the beginning and 144.9MB in the end (delta: -71.5MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1812.64ms. Allocated memory is still 195.0MB. Free memory was 144.9MB in the beginning and 77.8MB in the end (delta: 67.1MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. * Witness Printer took 4.24ms. Allocated memory is still 195.0MB. Free memory is still 77.8MB. 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 63, overapproximation of shiftLeft at line 76, overapproximation of shiftRight at line 123, overapproximation of bitwiseOr at line 62, overapproximation of someBinaryArithmeticFLOAToperation at line 112, overapproximation of someUnaryFLOAToperation at line 117. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -32; [L23] signed long int var_1_3 = 10; [L24] signed long int var_1_4 = 64; [L25] unsigned short int var_1_11 = 64; [L26] unsigned short int var_1_12 = 8; [L27] unsigned short int var_1_13 = 5; [L28] signed short int var_1_14 = 8; [L29] unsigned short int var_1_15 = 62763; [L30] unsigned long int var_1_16 = 25; [L31] float var_1_18 = 63.25; [L32] unsigned char var_1_20 = 0; [L33] float var_1_21 = 7.8; [L34] float var_1_22 = 32.1; [L35] unsigned char var_1_23 = 0; [L36] signed long int var_1_24 = -16; [L37] signed short int var_1_26 = 16; [L38] unsigned char var_1_28 = 1; [L39] unsigned char var_1_36 = 0; [L40] unsigned char var_1_37 = 0; [L41] unsigned char var_1_38 = 128; [L42] unsigned char var_1_39 = 10; [L43] unsigned char var_1_40 = 5; [L44] unsigned char var_1_41 = 2; [L45] unsigned char var_1_42 = 0; [L46] signed long int var_1_43 = 1; [L47] unsigned char var_1_44 = 1; [L48] unsigned char var_1_45 = 1; [L49] signed long int var_1_46 = 256; [L50] unsigned long int var_1_47 = 16; [L51] unsigned long int var_1_48 = 1289077960; [L52] unsigned long int var_1_49 = 10; [L53] unsigned long int var_1_50 = 3273461173; [L54] signed long int last_1_var_1_1 = -32; [L55] unsigned short int last_1_var_1_11 = 64; [L56] signed short int last_1_var_1_14 = 8; [L57] unsigned long int last_1_var_1_16 = 25; [L58] float last_1_var_1_18 = 63.25; [L210] isInitial = 1 [L211] FCALL initially() [L212] COND TRUE 1 [L213] CALL updateLastVariables() [L199] last_1_var_1_1 = var_1_1 [L200] last_1_var_1_11 = var_1_11 [L201] last_1_var_1_14 = var_1_14 [L202] last_1_var_1_16 = var_1_16 [L203] last_1_var_1_18 = var_1_18 [L213] RET updateLastVariables() [L214] CALL updateVariables() [L143] var_1_3 = __VERIFIER_nondet_long() [L144] CALL assume_abort_if_not(var_1_3 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=64, var_1_50=3273461173] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_3 >= -2147483648) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=64, var_1_50=3273461173] [L145] CALL assume_abort_if_not(var_1_3 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=64, var_1_50=3273461173] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_3 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=64, var_1_50=3273461173] [L146] CALL assume_abort_if_not(var_1_3 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=64, var_1_50=3273461173] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_3 != 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=64, var_1_50=3273461173] [L147] var_1_4 = __VERIFIER_nondet_long() [L148] CALL assume_abort_if_not(var_1_4 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_4 >= -2147483648) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L149] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L150] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L151] var_1_12 = __VERIFIER_nondet_ushort() [L152] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L153] CALL assume_abort_if_not(var_1_12 <= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_12 <= 16384) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L154] var_1_13 = __VERIFIER_nondet_ushort() [L155] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L156] CALL assume_abort_if_not(var_1_13 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_13 <= 16383) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L157] var_1_15 = __VERIFIER_nondet_ushort() [L158] CALL assume_abort_if_not(var_1_15 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_15 >= 32767) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L159] CALL assume_abort_if_not(var_1_15 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_15 <= 65535) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L160] var_1_20 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L162] CALL assume_abort_if_not(var_1_20 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_20 <= 1) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L163] var_1_21 = __VERIFIER_nondet_float() [L164] CALL assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L165] var_1_22 = __VERIFIER_nondet_float() [L166] CALL assume_abort_if_not((var_1_22 >= -461168.6018427382800e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not((var_1_22 >= -461168.6018427382800e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L167] var_1_23 = __VERIFIER_nondet_uchar() [L168] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L169] CALL assume_abort_if_not(var_1_23 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_23 <= 1) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L170] var_1_36 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_36 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_36 >= 1) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L172] CALL assume_abort_if_not(var_1_36 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_36 <= 1) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L173] var_1_37 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_37 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=10, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_37 >= 1) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=10, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L175] CALL assume_abort_if_not(var_1_37 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=10, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_37 <= 1) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=10, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L176] var_1_39 = __VERIFIER_nondet_uchar() [L177] CALL assume_abort_if_not(var_1_39 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=1, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_39 >= 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=1, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L178] CALL assume_abort_if_not(var_1_39 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=1, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_39 <= 254) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=1, var_1_3=7, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L179] var_1_40 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_40 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=1, var_1_3=7, var_1_40=0, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_40 >= 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=1, var_1_3=7, var_1_40=0, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L181] CALL assume_abort_if_not(var_1_40 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=1, var_1_3=7, var_1_40=0, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_40 <= 254) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=1, var_1_3=7, var_1_40=0, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L182] var_1_41 = __VERIFIER_nondet_uchar() [L183] CALL assume_abort_if_not(var_1_41 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=1, var_1_3=7, var_1_40=0, var_1_41=254, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_41 >= 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=1, var_1_3=7, var_1_40=0, var_1_41=254, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L184] CALL assume_abort_if_not(var_1_41 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=1, var_1_3=7, var_1_40=0, var_1_41=254, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_41 <= 254) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=1, var_1_3=7, var_1_40=0, var_1_41=254, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L185] var_1_42 = __VERIFIER_nondet_uchar() [L186] CALL assume_abort_if_not(var_1_42 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=1, var_1_3=7, var_1_40=0, var_1_41=254, var_1_42=2, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_42 >= 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=1, var_1_3=7, var_1_40=0, var_1_41=254, var_1_42=2, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L187] CALL assume_abort_if_not(var_1_42 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=1, var_1_3=7, var_1_40=0, var_1_41=254, var_1_42=2, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_42 <= 254) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=1, var_1_3=7, var_1_40=0, var_1_41=254, var_1_42=2, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L188] var_1_45 = __VERIFIER_nondet_uchar() [L189] CALL assume_abort_if_not(var_1_45 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=1, var_1_3=7, var_1_40=0, var_1_41=254, var_1_42=2, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_45 >= 1) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=1, var_1_3=7, var_1_40=0, var_1_41=254, var_1_42=2, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L190] CALL assume_abort_if_not(var_1_45 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=1, var_1_3=7, var_1_40=0, var_1_41=254, var_1_42=2, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_45 <= 1) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=1, var_1_3=7, var_1_40=0, var_1_41=254, var_1_42=2, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L191] var_1_48 = __VERIFIER_nondet_ulong() [L192] CALL assume_abort_if_not(var_1_48 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=1, var_1_3=7, var_1_40=0, var_1_41=254, var_1_42=2, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_48 >= 1073741823) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=1, var_1_3=7, var_1_40=0, var_1_41=254, var_1_42=2, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L193] CALL assume_abort_if_not(var_1_48 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=1, var_1_3=7, var_1_40=0, var_1_41=254, var_1_42=2, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not(var_1_48 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=1, var_1_3=7, var_1_40=0, var_1_41=254, var_1_42=2, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=127, var_1_50=3273461173] [L194] var_1_50 = __VERIFIER_nondet_ulong() [L195] CALL assume_abort_if_not(var_1_50 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=1, var_1_3=7, var_1_40=0, var_1_41=254, var_1_42=2, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=127, var_1_50=2147483647] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_50 >= 2147483647) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=1, var_1_3=7, var_1_40=0, var_1_41=254, var_1_42=2, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=127, var_1_50=2147483647] [L196] CALL assume_abort_if_not(var_1_50 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=1, var_1_3=7, var_1_40=0, var_1_41=254, var_1_42=2, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=127, var_1_50=2147483647] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not(var_1_50 <= 4294967294) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=1, var_1_3=7, var_1_40=0, var_1_41=254, var_1_42=2, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=127, var_1_50=2147483647] [L214] RET updateVariables() [L215] CALL step() [L62] EXPR last_1_var_1_1 | last_1_var_1_16 [L62] COND TRUE (last_1_var_1_14 / ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) <= (last_1_var_1_1 | last_1_var_1_16) [L63] COND TRUE (last_1_var_1_18 * last_1_var_1_18) < last_1_var_1_18 [L64] var_1_1 = last_1_var_1_11 [L71] var_1_26 = var_1_12 [L72] var_1_43 = var_1_12 [L73] COND FALSE !(\read(var_1_20)) [L76] EXPR -1000 << var_1_3 [L76] COND FALSE !(var_1_4 >= (-1000 << var_1_3)) [L81] var_1_49 = var_1_40 [L83] COND FALSE !((- (- last_1_var_1_18)) != last_1_var_1_18) [L90] var_1_24 = last_1_var_1_14 [L92] COND FALSE !(((var_1_15 - var_1_12) + var_1_24) < var_1_24) [L95] COND FALSE !(\read(var_1_20)) [L106] COND TRUE \read(var_1_37) [L107] var_1_44 = (var_1_36 && var_1_45) [L109] unsigned short int stepLocal_0 = var_1_13; [L110] COND TRUE var_1_24 < stepLocal_0 [L111] COND FALSE !(\read(var_1_20)) [L114] COND TRUE \read(var_1_23) [L115] var_1_18 = (var_1_22 + var_1_21) [L123] EXPR var_1_41 >> var_1_40 [L123] COND FALSE !(var_1_42 <= ((var_1_41 >> var_1_40) % var_1_4)) [L126] COND TRUE var_1_18 != (var_1_18 + var_1_18) [L127] var_1_11 = ((var_1_12 + var_1_13) + 32) [L129] COND TRUE ((var_1_1 * var_1_4) + var_1_1) > var_1_1 [L130] COND TRUE var_1_14 < var_1_1 [L131] var_1_16 = var_1_12 [L136] COND FALSE !(var_1_22 == var_1_21) [L139] var_1_38 = ((((var_1_41) < (((((((((var_1_40) > (var_1_39)) ? (var_1_40) : (var_1_39)))) > (var_1_42)) ? (((((var_1_40) > (var_1_39)) ? (var_1_40) : (var_1_39)))) : (var_1_42))))) ? (var_1_41) : (((((((((var_1_40) > (var_1_39)) ? (var_1_40) : (var_1_39)))) > (var_1_42)) ? (((((var_1_40) > (var_1_39)) ? (var_1_40) : (var_1_39)))) : (var_1_42)))))) [L215] RET step() [L216] CALL, EXPR property() [L206] EXPR last_1_var_1_1 | last_1_var_1_16 [L206-L207] return (((((((last_1_var_1_14 / ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) <= (last_1_var_1_1 | last_1_var_1_16)) ? (((last_1_var_1_18 * last_1_var_1_18) < last_1_var_1_18) ? (var_1_1 == ((signed long int) last_1_var_1_11)) : (var_1_1 == ((signed long int) last_1_var_1_11))) : (var_1_1 == ((signed long int) last_1_var_1_11))) && ((var_1_18 != (var_1_18 + var_1_18)) ? (var_1_11 == ((unsigned short int) ((var_1_12 + var_1_13) + 32))) : 1)) && ((((var_1_15 - var_1_12) + var_1_24) < var_1_24) ? (var_1_14 == ((signed short int) var_1_12)) : 1)) && ((((var_1_1 * var_1_4) + var_1_1) > var_1_1) ? ((var_1_14 < var_1_1) ? (var_1_16 == ((unsigned long int) var_1_12)) : 1) : (var_1_16 == ((unsigned long int) 0u)))) && ((var_1_24 < var_1_13) ? (var_1_20 ? (var_1_18 == ((float) (((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))) + var_1_22))) : (var_1_23 ? (var_1_18 == ((float) (var_1_22 + var_1_21))) : (var_1_18 == ((float) -0.75f)))) : (var_1_18 == ((float) var_1_21)))) && (((- (- last_1_var_1_18)) != last_1_var_1_18) ? ((var_1_12 <= ((((last_1_var_1_14) > ((- last_1_var_1_14))) ? (last_1_var_1_14) : ((- last_1_var_1_14))))) ? (var_1_24 == ((signed long int) -50)) : (var_1_24 == ((signed long int) last_1_var_1_14))) : (var_1_24 == ((signed long int) last_1_var_1_14))) ; [L216] RET, EXPR property() [L216] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=1, var_1_18=0, var_1_1=64, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=1, var_1_24=8, var_1_26=1, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=2, var_1_39=1, var_1_3=7, var_1_40=0, var_1_41=254, var_1_42=2, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=0, var_1_4=127, var_1_50=2147483647] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=31, var_1_14=8, var_1_15=32767, var_1_16=1, var_1_18=0, var_1_1=64, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=1, var_1_24=8, var_1_26=1, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=2, var_1_39=1, var_1_3=7, var_1_40=0, var_1_41=254, var_1_42=2, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=0, var_1_4=127, var_1_50=2147483647] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 63 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, 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=63occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 130 NumberOfCodeBlocks, 130 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 04:56:26,964 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-90.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f22285931ef577278308b66f6d3e2c8c4e33fc5e01c210582cdf2b9d57f594e8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:56:29,728 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:56:29,849 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 04:56:29,869 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:56:29,870 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:56:29,919 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:56:29,920 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:56:29,921 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:56:29,922 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:56:29,928 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:56:29,928 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:56:29,929 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:56:29,930 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:56:29,932 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:56:29,933 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:56:29,933 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:56:29,935 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:56:29,935 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:56:29,936 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:56:29,937 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:56:29,938 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:56:29,939 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:56:29,940 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:56:29,940 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:56:29,941 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:56:29,941 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:56:29,942 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:56:29,942 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:56:29,943 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:56:29,943 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:56:29,945 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:56:29,946 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 04:56:29,946 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:56:29,946 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:56:29,947 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:56:29,947 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:56:29,948 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:56:29,948 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:56:29,948 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:56:29,950 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:56:29,950 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:56:29,951 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:56:29,951 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_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f22285931ef577278308b66f6d3e2c8c4e33fc5e01c210582cdf2b9d57f594e8 [2023-11-19 04:56:30,412 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:56:30,443 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:56:30,448 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:56:30,450 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:56:30,450 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:56:30,452 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-90.i [2023-11-19 04:56:33,639 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:56:33,952 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:56:33,953 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-90.i [2023-11-19 04:56:33,977 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/data/0848cd8ab/aecf2e01f8674f07ae4c011f0ba8d960/FLAG950edb022 [2023-11-19 04:56:33,990 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/data/0848cd8ab/aecf2e01f8674f07ae4c011f0ba8d960 [2023-11-19 04:56:33,993 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:56:33,994 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:56:33,996 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:56:33,996 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:56:34,001 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:56:34,002 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:56:33" (1/1) ... [2023-11-19 04:56:34,003 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c42aa1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:34, skipping insertion in model container [2023-11-19 04:56:34,003 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:56:33" (1/1) ... [2023-11-19 04:56:34,040 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:56:34,209 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_ecd7a710-666e-4365-9ddb-4e5f7126a014/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-90.i[919,932] [2023-11-19 04:56:34,355 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:56:34,384 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:56:34,405 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_ecd7a710-666e-4365-9ddb-4e5f7126a014/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-90.i[919,932] [2023-11-19 04:56:34,498 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:56:34,537 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:56:34,537 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:34 WrapperNode [2023-11-19 04:56:34,538 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:56:34,539 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:56:34,540 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:56:34,540 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:56:34,549 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:34" (1/1) ... [2023-11-19 04:56:34,582 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:34" (1/1) ... [2023-11-19 04:56:34,648 INFO L138 Inliner]: procedures = 27, calls = 49, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 213 [2023-11-19 04:56:34,652 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:56:34,653 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:56:34,654 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:56:34,654 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:56:34,665 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:34" (1/1) ... [2023-11-19 04:56:34,665 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:34" (1/1) ... [2023-11-19 04:56:34,696 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:34" (1/1) ... [2023-11-19 04:56:34,707 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:34" (1/1) ... [2023-11-19 04:56:34,742 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:34" (1/1) ... [2023-11-19 04:56:34,746 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:34" (1/1) ... [2023-11-19 04:56:34,750 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:34" (1/1) ... [2023-11-19 04:56:34,753 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:34" (1/1) ... [2023-11-19 04:56:34,773 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:56:34,774 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:56:34,774 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:56:34,774 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:56:34,775 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:34" (1/1) ... [2023-11-19 04:56:34,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:56:34,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:56:34,831 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:56:34,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:56:34,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:56:34,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:56:34,880 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:56:34,880 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:56:34,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:56:34,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:56:35,020 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:56:35,023 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:56:36,579 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:56:36,591 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:56:36,591 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:56:36,596 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:56:36 BoogieIcfgContainer [2023-11-19 04:56:36,597 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:56:36,600 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:56:36,600 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:56:36,604 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:56:36,604 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:56:33" (1/3) ... [2023-11-19 04:56:36,605 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4553b14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:56:36, skipping insertion in model container [2023-11-19 04:56:36,605 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:34" (2/3) ... [2023-11-19 04:56:36,605 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4553b14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:56:36, skipping insertion in model container [2023-11-19 04:56:36,606 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:56:36" (3/3) ... [2023-11-19 04:56:36,607 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-90.i [2023-11-19 04:56:36,627 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:56:36,627 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:56:36,677 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:56:36,683 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;@6caa5180, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:56:36,684 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:56:36,689 INFO L276 IsEmpty]: Start isEmpty. Operand has 96 states, 57 states have (on average 1.456140350877193) internal successors, (83), 58 states have internal predecessors, (83), 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) [2023-11-19 04:56:36,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2023-11-19 04:56:36,742 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:56:36,744 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] [2023-11-19 04:56:36,747 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:56:36,755 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:56:36,756 INFO L85 PathProgramCache]: Analyzing trace with hash -255306781, now seen corresponding path program 1 times [2023-11-19 04:56:36,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:56:36,776 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [163122737] [2023-11-19 04:56:36,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:56:36,776 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:56:36,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:56:36,780 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:56:36,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-19 04:56:37,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:56:37,265 INFO L262 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:56:37,282 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:56:37,382 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 1006 proven. 0 refuted. 0 times theorem prover too weak. 1514 trivial. 0 not checked. [2023-11-19 04:56:37,383 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:56:37,383 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:56:37,384 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [163122737] [2023-11-19 04:56:37,393 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [163122737] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:56:37,393 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:56:37,393 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 04:56:37,395 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1679649450] [2023-11-19 04:56:37,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:56:37,402 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 04:56:37,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:56:37,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 04:56:37,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:56:37,445 INFO L87 Difference]: Start difference. First operand has 96 states, 57 states have (on average 1.456140350877193) internal successors, (83), 58 states have internal predecessors, (83), 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 24.0) internal successors, (48), 2 states have internal predecessors, (48), 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) [2023-11-19 04:56:37,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:56:37,489 INFO L93 Difference]: Finished difference Result 185 states and 340 transitions. [2023-11-19 04:56:37,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 04:56:37,491 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (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 221 [2023-11-19 04:56:37,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:56:37,501 INFO L225 Difference]: With dead ends: 185 [2023-11-19 04:56:37,501 INFO L226 Difference]: Without dead ends: 92 [2023-11-19 04:56:37,506 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:56:37,510 INFO L413 NwaCegarLoop]: 147 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 147 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 04:56:37,511 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 147 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 04:56:37,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2023-11-19 04:56:37,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92. [2023-11-19 04:56:37,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 54 states have (on average 1.3888888888888888) internal successors, (75), 54 states have internal predecessors, (75), 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) [2023-11-19 04:56:37,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 147 transitions. [2023-11-19 04:56:37,571 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 147 transitions. Word has length 221 [2023-11-19 04:56:37,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:56:37,572 INFO L495 AbstractCegarLoop]: Abstraction has 92 states and 147 transitions. [2023-11-19 04:56:37,572 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (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) [2023-11-19 04:56:37,572 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 147 transitions. [2023-11-19 04:56:37,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2023-11-19 04:56:37,579 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:56:37,579 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] [2023-11-19 04:56:37,598 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-19 04:56:37,792 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:56:37,792 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:56:37,793 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:56:37,793 INFO L85 PathProgramCache]: Analyzing trace with hash 1979280091, now seen corresponding path program 1 times [2023-11-19 04:56:37,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:56:37,795 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [818499506] [2023-11-19 04:56:37,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:56:37,796 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:56:37,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:56:37,797 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:56:37,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-19 04:56:38,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:56:38,372 INFO L262 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:56:38,383 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:56:38,460 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2023-11-19 04:56:38,460 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:56:38,460 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:56:38,461 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [818499506] [2023-11-19 04:56:38,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [818499506] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:56:38,461 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:56:38,461 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 04:56:38,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224859138] [2023-11-19 04:56:38,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:56:38,464 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:56:38,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:56:38,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:56:38,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:56:38,467 INFO L87 Difference]: Start difference. First operand 92 states and 147 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 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) [2023-11-19 04:56:39,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:56:39,107 INFO L93 Difference]: Finished difference Result 225 states and 360 transitions. [2023-11-19 04:56:39,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:56:39,109 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 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 221 [2023-11-19 04:56:39,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:56:39,114 INFO L225 Difference]: With dead ends: 225 [2023-11-19 04:56:39,115 INFO L226 Difference]: Without dead ends: 136 [2023-11-19 04:56:39,117 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 219 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:56:39,119 INFO L413 NwaCegarLoop]: 198 mSDtfsCounter, 66 mSDsluCounter, 131 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 329 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-19 04:56:39,120 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [66 Valid, 329 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-19 04:56:39,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2023-11-19 04:56:39,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 133. [2023-11-19 04:56:39,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 82 states have (on average 1.4024390243902438) internal successors, (115), 83 states have internal predecessors, (115), 48 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (48), 47 states have call predecessors, (48), 48 states have call successors, (48) [2023-11-19 04:56:39,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 211 transitions. [2023-11-19 04:56:39,158 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 211 transitions. Word has length 221 [2023-11-19 04:56:39,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:56:39,160 INFO L495 AbstractCegarLoop]: Abstraction has 133 states and 211 transitions. [2023-11-19 04:56:39,161 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 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) [2023-11-19 04:56:39,161 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 211 transitions. [2023-11-19 04:56:39,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2023-11-19 04:56:39,168 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:56:39,168 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] [2023-11-19 04:56:39,190 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-19 04:56:39,381 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:56:39,382 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:56:39,382 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:56:39,383 INFO L85 PathProgramCache]: Analyzing trace with hash 958211737, now seen corresponding path program 1 times [2023-11-19 04:56:39,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:56:39,384 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [670326128] [2023-11-19 04:56:39,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:56:39,385 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:56:39,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:56:39,387 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:56:39,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-19 04:56:39,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:56:39,990 INFO L262 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 04:56:40,004 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:56:42,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 1067 proven. 156 refuted. 0 times theorem prover too weak. 1297 trivial. 0 not checked. [2023-11-19 04:56:42,996 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:56:43,919 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:56:43,920 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [670326128] [2023-11-19 04:56:43,920 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [670326128] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 04:56:43,920 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1234417826] [2023-11-19 04:56:43,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:56:43,921 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:56:43,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 04:56:43,926 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:56:43,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd7a710-666e-4365-9ddb-4e5f7126a014/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-19 04:56:45,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:56:45,463 INFO L262 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-19 04:56:45,482 INFO L285 TraceCheckSpWp]: Computing forward predicates...