./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-62.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-62.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/bin/utaipan-verify-NcY6lQBIFX --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 fa87f48d00b8007f37644abf4bb5e21ad8dd1d68207bd51d9f20b5fb36de6e03 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:08:25,908 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:08:25,995 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:08:26,001 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:08:26,002 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:08:26,029 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:08:26,029 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:08:26,030 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:08:26,031 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:08:26,031 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:08:26,032 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:08:26,033 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:08:26,033 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:08:26,034 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:08:26,034 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:08:26,035 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:08:26,036 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:08:26,036 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:08:26,037 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:08:26,037 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:08:26,038 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:08:26,039 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:08:26,040 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:08:26,040 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:08:26,041 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:08:26,042 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:08:26,042 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:08:26,043 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:08:26,043 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:08:26,044 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:08:26,044 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:08:26,045 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:08:26,045 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:08:26,046 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:08:26,046 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:08:26,046 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:08:26,047 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:08:26,047 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:08:26,048 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:08:26,048 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:08:26,048 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:08:26,048 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:08:26,049 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:08:26,049 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:08:26,049 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:08:26,049 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_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa87f48d00b8007f37644abf4bb5e21ad8dd1d68207bd51d9f20b5fb36de6e03 [2023-11-12 00:08:26,279 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:08:26,310 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:08:26,314 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:08:26,315 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:08:26,316 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:08:26,318 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-62.i [2023-11-12 00:08:29,405 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:08:29,629 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:08:29,630 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-62.i [2023-11-12 00:08:29,641 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/bin/utaipan-verify-NcY6lQBIFX/data/25f03e141/8e452a35b8284bbdb4e453fb3f3f59b7/FLAG2d03916e9 [2023-11-12 00:08:29,658 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/bin/utaipan-verify-NcY6lQBIFX/data/25f03e141/8e452a35b8284bbdb4e453fb3f3f59b7 [2023-11-12 00:08:29,661 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:08:29,662 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:08:29,664 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:08:29,664 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:08:29,671 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:08:29,671 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:08:29" (1/1) ... [2023-11-12 00:08:29,673 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2604904b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:29, skipping insertion in model container [2023-11-12 00:08:29,673 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:08:29" (1/1) ... [2023-11-12 00:08:29,705 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:08:29,867 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_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-62.i[917,930] [2023-11-12 00:08:29,927 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:08:29,941 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:08:29,954 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_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-62.i[917,930] [2023-11-12 00:08:29,989 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:08:30,008 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:08:30,008 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:30 WrapperNode [2023-11-12 00:08:30,008 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:08:30,010 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:08:30,010 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:08:30,010 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:08:30,018 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:30" (1/1) ... [2023-11-12 00:08:30,035 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:30" (1/1) ... [2023-11-12 00:08:30,072 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 185 [2023-11-12 00:08:30,073 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:08:30,073 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:08:30,074 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:08:30,074 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:08:30,086 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:30" (1/1) ... [2023-11-12 00:08:30,086 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:30" (1/1) ... [2023-11-12 00:08:30,091 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:30" (1/1) ... [2023-11-12 00:08:30,091 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:30" (1/1) ... [2023-11-12 00:08:30,101 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:30" (1/1) ... [2023-11-12 00:08:30,105 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:30" (1/1) ... [2023-11-12 00:08:30,108 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:30" (1/1) ... [2023-11-12 00:08:30,110 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:30" (1/1) ... [2023-11-12 00:08:30,114 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:08:30,121 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:08:30,121 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:08:30,121 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:08:30,122 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:30" (1/1) ... [2023-11-12 00:08:30,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:08:30,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:08:30,169 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:08:30,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:08:30,197 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:08:30,197 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:08:30,198 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:08:30,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:08:30,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:08:30,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:08:30,287 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:08:30,288 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:08:30,656 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:08:31,007 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:08:31,007 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:08:31,010 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:08:31 BoogieIcfgContainer [2023-11-12 00:08:31,010 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:08:31,016 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:08:31,016 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:08:31,019 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:08:31,019 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:08:29" (1/3) ... [2023-11-12 00:08:31,021 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fcc0b91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:08:31, skipping insertion in model container [2023-11-12 00:08:31,021 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:30" (2/3) ... [2023-11-12 00:08:31,023 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fcc0b91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:08:31, skipping insertion in model container [2023-11-12 00:08:31,024 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:08:31" (3/3) ... [2023-11-12 00:08:31,025 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-62.i [2023-11-12 00:08:31,049 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:08:31,050 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:08:31,117 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:08:31,124 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;@24291a81, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:08:31,124 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:08:31,129 INFO L276 IsEmpty]: Start isEmpty. Operand has 54 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-12 00:08:31,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-12 00:08:31,145 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:08:31,146 INFO L195 NwaCegarLoop]: trace histogram [29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:08:31,146 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:08:31,152 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:08:31,152 INFO L85 PathProgramCache]: Analyzing trace with hash 1828974188, now seen corresponding path program 1 times [2023-11-12 00:08:31,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:08:31,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1916409173] [2023-11-12 00:08:31,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:08:31,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:08:31,460 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 00:08:31,461 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1946921981] [2023-11-12 00:08:31,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:08:31,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:08:31,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:08:31,467 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:08:31,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 00:08:31,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:08:31,860 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:08:31,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:08:32,065 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:08:32,069 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:08:32,071 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:08:32,096 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:08:32,292 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-12 00:08:32,295 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:08:32,300 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:08:32,454 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:08:32 BoogieIcfgContainer [2023-11-12 00:08:32,455 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:08:32,455 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:08:32,455 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:08:32,456 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:08:32,456 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:08:31" (3/4) ... [2023-11-12 00:08:32,458 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:08:32,459 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:08:32,460 INFO L158 Benchmark]: Toolchain (without parser) took 2797.96ms. Allocated memory is still 159.4MB. Free memory was 123.3MB in the beginning and 108.8MB in the end (delta: 14.5MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2023-11-12 00:08:32,461 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 111.1MB. Free memory is still 57.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:08:32,462 INFO L158 Benchmark]: CACSL2BoogieTranslator took 344.84ms. Allocated memory is still 159.4MB. Free memory was 122.9MB in the beginning and 109.3MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-12 00:08:32,462 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.25ms. Allocated memory is still 159.4MB. Free memory was 109.3MB in the beginning and 106.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:08:32,463 INFO L158 Benchmark]: Boogie Preprocessor took 40.49ms. Allocated memory is still 159.4MB. Free memory was 106.9MB in the beginning and 105.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:08:32,467 INFO L158 Benchmark]: RCFGBuilder took 889.71ms. Allocated memory is still 159.4MB. Free memory was 104.9MB in the beginning and 102.1MB in the end (delta: 2.9MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. [2023-11-12 00:08:32,468 INFO L158 Benchmark]: TraceAbstraction took 1439.29ms. Allocated memory is still 159.4MB. Free memory was 101.4MB in the beginning and 108.8MB in the end (delta: -7.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:08:32,469 INFO L158 Benchmark]: Witness Printer took 4.07ms. Allocated memory is still 159.4MB. Free memory is still 108.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:08:32,479 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 111.1MB. Free memory is still 57.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 344.84ms. Allocated memory is still 159.4MB. Free memory was 122.9MB in the beginning and 109.3MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.25ms. Allocated memory is still 159.4MB. Free memory was 109.3MB in the beginning and 106.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.49ms. Allocated memory is still 159.4MB. Free memory was 106.9MB in the beginning and 105.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 889.71ms. Allocated memory is still 159.4MB. Free memory was 104.9MB in the beginning and 102.1MB in the end (delta: 2.9MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1439.29ms. Allocated memory is still 159.4MB. Free memory was 101.4MB in the beginning and 108.8MB in the end (delta: -7.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.07ms. Allocated memory is still 159.4MB. Free memory is still 108.8MB. 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 133, overapproximation of bitwiseOr at line 78, overapproximation of someBinaryArithmeticDOUBLEoperation at line 50, overapproximation of someBinaryDOUBLEComparisonOperation at line 57. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 5.25; [L23] signed long int var_1_2 = 1; [L24] signed long int var_1_3 = -25; [L25] signed long int var_1_4 = -128; [L26] signed long int var_1_5 = 8; [L27] double var_1_6 = 2.75; [L28] double var_1_7 = 24.5; [L29] double var_1_8 = 199.5; [L30] float var_1_9 = 32.8; [L31] unsigned char var_1_10 = 1; [L32] float var_1_11 = 15.4; [L33] float var_1_12 = 0.0; [L34] unsigned long int var_1_13 = 2; [L35] unsigned long int var_1_14 = 8; [L36] unsigned long int var_1_15 = 1; [L37] float var_1_16 = 127.6; [L38] signed long int var_1_17 = 128; [L39] signed long int var_1_18 = 5; [L40] unsigned char var_1_19 = 10; [L41] unsigned char var_1_20 = 0; [L42] unsigned char var_1_21 = 64; [L43] double var_1_22 = 15.95; [L44] unsigned long int var_1_23 = 4127848294; [L137] isInitial = 1 [L138] FCALL initially() [L139] COND TRUE 1 [L140] FCALL updateLastVariables() [L141] CALL updateVariables() [L84] var_1_2 = __VERIFIER_nondet_long() [L85] CALL assume_abort_if_not(var_1_2 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=-25, var_1_4=-128, var_1_5=8, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(var_1_2 >= -2147483648) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=-25, var_1_4=-128, var_1_5=8, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L86] CALL assume_abort_if_not(var_1_2 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=-25, var_1_4=-128, var_1_5=8, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(var_1_2 <= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=-25, var_1_4=-128, var_1_5=8, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L87] var_1_3 = __VERIFIER_nondet_long() [L88] CALL assume_abort_if_not(var_1_3 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=-128, var_1_5=8, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(var_1_3 >= -2147483648) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=-128, var_1_5=8, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L89] CALL assume_abort_if_not(var_1_3 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=-128, var_1_5=8, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(var_1_3 <= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=-128, var_1_5=8, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L90] CALL assume_abort_if_not(var_1_3 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=-128, var_1_5=8, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_3 != 0) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=-128, var_1_5=8, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L91] var_1_4 = __VERIFIER_nondet_long() [L92] CALL assume_abort_if_not(var_1_4 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=8, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(var_1_4 >= -2147483648) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=8, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L93] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=8, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=8, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L94] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=8, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=8, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L95] var_1_5 = __VERIFIER_nondet_long() [L96] CALL assume_abort_if_not(var_1_5 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=-1, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_5 >= -2147483648) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=-1, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L97] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=-1, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=-1, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L98] var_1_6 = __VERIFIER_nondet_double() [L99] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=-1, var_1_6=6, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=-1, var_1_6=6, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L100] var_1_7 = __VERIFIER_nondet_double() [L101] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=-1, var_1_6=6, var_1_7=2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=-1, var_1_6=6, var_1_7=2, var_1_8=399/2, var_1_9=164/5] [L102] var_1_8 = __VERIFIER_nondet_double() [L103] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=-1, var_1_6=6, var_1_7=2, var_1_8=3, var_1_9=164/5] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=-1, var_1_6=6, var_1_7=2, var_1_8=3, var_1_9=164/5] [L104] var_1_10 = __VERIFIER_nondet_uchar() [L105] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=-1, var_1_6=6, var_1_7=2, var_1_8=3, var_1_9=164/5] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=-1, var_1_6=6, var_1_7=2, var_1_8=3, var_1_9=164/5] [L106] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=-1, var_1_6=6, var_1_7=2, var_1_8=3, var_1_9=164/5] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=-1, var_1_6=6, var_1_7=2, var_1_8=3, var_1_9=164/5] [L107] var_1_11 = __VERIFIER_nondet_float() [L108] CALL assume_abort_if_not((var_1_11 >= -230584.3009213691390e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 2305843.009213691390e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=4, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=-1, var_1_6=6, var_1_7=2, var_1_8=3, var_1_9=164/5] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not((var_1_11 >= -230584.3009213691390e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 2305843.009213691390e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=4, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=-1, var_1_6=6, var_1_7=2, var_1_8=3, var_1_9=164/5] [L109] var_1_12 = __VERIFIER_nondet_float() [L110] CALL assume_abort_if_not((var_1_12 >= 4611686.018427382800e+12F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=4, var_1_12=6, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=-1, var_1_6=6, var_1_7=2, var_1_8=3, var_1_9=164/5] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not((var_1_12 >= 4611686.018427382800e+12F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=4, var_1_12=6, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=-1, var_1_6=6, var_1_7=2, var_1_8=3, var_1_9=164/5] [L111] var_1_14 = __VERIFIER_nondet_ulong() [L112] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=4, var_1_12=6, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=-1, var_1_6=6, var_1_7=2, var_1_8=3, var_1_9=164/5] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=4, var_1_12=6, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=-1, var_1_6=6, var_1_7=2, var_1_8=3, var_1_9=164/5] [L113] CALL assume_abort_if_not(var_1_14 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=4, var_1_12=6, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=-1, var_1_6=6, var_1_7=2, var_1_8=3, var_1_9=164/5] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_14 <= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=4, var_1_12=6, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=-1, var_1_6=6, var_1_7=2, var_1_8=3, var_1_9=164/5] [L114] var_1_15 = __VERIFIER_nondet_ulong() [L115] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=4, var_1_12=6, var_1_13=2, var_1_14=1, var_1_15=0, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=-1, var_1_6=6, var_1_7=2, var_1_8=3, var_1_9=164/5] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=4, var_1_12=6, var_1_13=2, var_1_14=1, var_1_15=0, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=-1, var_1_6=6, var_1_7=2, var_1_8=3, var_1_9=164/5] [L116] CALL assume_abort_if_not(var_1_15 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=4, var_1_12=6, var_1_13=2, var_1_14=1, var_1_15=0, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=-1, var_1_6=6, var_1_7=2, var_1_8=3, var_1_9=164/5] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_15 <= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=4, var_1_12=6, var_1_13=2, var_1_14=1, var_1_15=0, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=-1, var_1_6=6, var_1_7=2, var_1_8=3, var_1_9=164/5] [L117] var_1_18 = __VERIFIER_nondet_long() [L118] CALL assume_abort_if_not(var_1_18 >= -2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=4, var_1_12=6, var_1_13=2, var_1_14=1, var_1_15=0, var_1_16=638/5, var_1_17=128, var_1_18=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=-1, var_1_6=6, var_1_7=2, var_1_8=3, var_1_9=164/5] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_18 >= -2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=4, var_1_12=6, var_1_13=2, var_1_14=1, var_1_15=0, var_1_16=638/5, var_1_17=128, var_1_18=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=-1, var_1_6=6, var_1_7=2, var_1_8=3, var_1_9=164/5] [L119] CALL assume_abort_if_not(var_1_18 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=4, var_1_12=6, var_1_13=2, var_1_14=1, var_1_15=0, var_1_16=638/5, var_1_17=128, var_1_18=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=-1, var_1_6=6, var_1_7=2, var_1_8=3, var_1_9=164/5] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_18 <= 2147483646) VAL [isInitial=1, var_1_10=0, var_1_11=4, var_1_12=6, var_1_13=2, var_1_14=1, var_1_15=0, var_1_16=638/5, var_1_17=128, var_1_18=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=-1, var_1_6=6, var_1_7=2, var_1_8=3, var_1_9=164/5] [L120] var_1_20 = __VERIFIER_nondet_uchar() [L121] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=4, var_1_12=6, var_1_13=2, var_1_14=1, var_1_15=0, var_1_16=638/5, var_1_17=128, var_1_18=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=-1, var_1_6=6, var_1_7=2, var_1_8=3, var_1_9=164/5] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=4, var_1_12=6, var_1_13=2, var_1_14=1, var_1_15=0, var_1_16=638/5, var_1_17=128, var_1_18=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=-1, var_1_6=6, var_1_7=2, var_1_8=3, var_1_9=164/5] [L122] CALL assume_abort_if_not(var_1_20 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=4, var_1_12=6, var_1_13=2, var_1_14=1, var_1_15=0, var_1_16=638/5, var_1_17=128, var_1_18=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=-1, var_1_6=6, var_1_7=2, var_1_8=3, var_1_9=164/5] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_20 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=4, var_1_12=6, var_1_13=2, var_1_14=1, var_1_15=0, var_1_16=638/5, var_1_17=128, var_1_18=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=-1, var_1_6=6, var_1_7=2, var_1_8=3, var_1_9=164/5] [L123] var_1_21 = __VERIFIER_nondet_uchar() [L124] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=4, var_1_12=6, var_1_13=2, var_1_14=1, var_1_15=0, var_1_16=638/5, var_1_17=128, var_1_18=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=0, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=-1, var_1_6=6, var_1_7=2, var_1_8=3, var_1_9=164/5] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=4, var_1_12=6, var_1_13=2, var_1_14=1, var_1_15=0, var_1_16=638/5, var_1_17=128, var_1_18=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=0, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=-1, var_1_6=6, var_1_7=2, var_1_8=3, var_1_9=164/5] [L125] CALL assume_abort_if_not(var_1_21 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=4, var_1_12=6, var_1_13=2, var_1_14=1, var_1_15=0, var_1_16=638/5, var_1_17=128, var_1_18=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=0, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=-1, var_1_6=6, var_1_7=2, var_1_8=3, var_1_9=164/5] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_21 <= 254) VAL [isInitial=1, var_1_10=0, var_1_11=4, var_1_12=6, var_1_13=2, var_1_14=1, var_1_15=0, var_1_16=638/5, var_1_17=128, var_1_18=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=0, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=-1, var_1_6=6, var_1_7=2, var_1_8=3, var_1_9=164/5] [L126] var_1_23 = __VERIFIER_nondet_ulong() [L127] CALL assume_abort_if_not(var_1_23 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=4, var_1_12=6, var_1_13=2, var_1_14=1, var_1_15=0, var_1_16=638/5, var_1_17=128, var_1_18=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=0, var_1_22=319/20, var_1_23=2147483647, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=-1, var_1_6=6, var_1_7=2, var_1_8=3, var_1_9=164/5] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_23 >= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=4, var_1_12=6, var_1_13=2, var_1_14=1, var_1_15=0, var_1_16=638/5, var_1_17=128, var_1_18=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=0, var_1_22=319/20, var_1_23=2147483647, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=-1, var_1_6=6, var_1_7=2, var_1_8=3, var_1_9=164/5] [L128] CALL assume_abort_if_not(var_1_23 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=4, var_1_12=6, var_1_13=2, var_1_14=1, var_1_15=0, var_1_16=638/5, var_1_17=128, var_1_18=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=0, var_1_22=319/20, var_1_23=2147483647, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=-1, var_1_6=6, var_1_7=2, var_1_8=3, var_1_9=164/5] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_23 <= 4294967295) VAL [isInitial=1, var_1_10=0, var_1_11=4, var_1_12=6, var_1_13=2, var_1_14=1, var_1_15=0, var_1_16=638/5, var_1_17=128, var_1_18=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=0, var_1_22=319/20, var_1_23=2147483647, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=-1, var_1_6=6, var_1_7=2, var_1_8=3, var_1_9=164/5] [L141] RET updateVariables() [L142] CALL step() [L48] signed long int stepLocal_0 = var_1_2; [L49] COND TRUE stepLocal_0 > ((var_1_3 % var_1_4) * var_1_5) [L50] var_1_1 = (var_1_6 - (var_1_7 + var_1_8)) [L54] COND FALSE !(var_1_10 || (var_1_2 == var_1_5)) [L57] var_1_9 = ((((((var_1_12 - var_1_7) - var_1_6)) < (var_1_11)) ? (((var_1_12 - var_1_7) - var_1_6)) : (var_1_11))) [L59] COND TRUE ! var_1_10 [L60] var_1_13 = (50u + var_1_14) [L64] COND FALSE !(var_1_12 <= (var_1_7 * 5.8f)) [L67] var_1_16 = var_1_6 [L69] COND TRUE var_1_8 < (var_1_1 / var_1_12) [L70] COND TRUE var_1_1 > var_1_6 [L71] var_1_17 = var_1_18 [L74] COND FALSE !(var_1_10 || var_1_20) [L77] COND FALSE !(\read(var_1_10)) [L142] RET step() [L143] CALL, EXPR property() [L133] EXPR (((((((var_1_2 > ((var_1_3 % var_1_4) * var_1_5)) ? (var_1_1 == ((double) (var_1_6 - (var_1_7 + var_1_8)))) : (var_1_1 == ((double) (var_1_6 - (var_1_8 + var_1_7))))) && ((var_1_10 || (var_1_2 == var_1_5)) ? (var_1_9 == ((float) ((127.5f - ((((var_1_8) > (var_1_7)) ? (var_1_8) : (var_1_7)))) + (16.1f + var_1_11)))) : (var_1_9 == ((float) ((((((var_1_12 - var_1_7) - var_1_6)) < (var_1_11)) ? (((var_1_12 - var_1_7) - var_1_6)) : (var_1_11))))))) && ((! var_1_10) ? (var_1_13 == ((unsigned long int) (50u + var_1_14))) : (var_1_13 == ((unsigned long int) (var_1_14 + var_1_15))))) && ((var_1_12 <= (var_1_7 * 5.8f)) ? (var_1_16 == ((float) ((((((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7)))) < (var_1_8)) ? (((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7)))) : (var_1_8))))) : (var_1_16 == ((float) var_1_6)))) && ((var_1_8 < (var_1_1 / var_1_12)) ? ((var_1_1 > var_1_6) ? (var_1_17 == ((signed long int) var_1_18)) : 1) : 1)) && ((var_1_10 || var_1_20) ? (var_1_19 == ((unsigned char) ((((var_1_21) > (32)) ? (var_1_21) : (32))))) : 1)) && (var_1_10 ? (((var_1_18 | var_1_14) != (var_1_23 - var_1_15)) ? (var_1_22 == ((double) 4.75)) : 1) : 1) [L133-L134] return (((((((var_1_2 > ((var_1_3 % var_1_4) * var_1_5)) ? (var_1_1 == ((double) (var_1_6 - (var_1_7 + var_1_8)))) : (var_1_1 == ((double) (var_1_6 - (var_1_8 + var_1_7))))) && ((var_1_10 || (var_1_2 == var_1_5)) ? (var_1_9 == ((float) ((127.5f - ((((var_1_8) > (var_1_7)) ? (var_1_8) : (var_1_7)))) + (16.1f + var_1_11)))) : (var_1_9 == ((float) ((((((var_1_12 - var_1_7) - var_1_6)) < (var_1_11)) ? (((var_1_12 - var_1_7) - var_1_6)) : (var_1_11))))))) && ((! var_1_10) ? (var_1_13 == ((unsigned long int) (50u + var_1_14))) : (var_1_13 == ((unsigned long int) (var_1_14 + var_1_15))))) && ((var_1_12 <= (var_1_7 * 5.8f)) ? (var_1_16 == ((float) ((((((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7)))) < (var_1_8)) ? (((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7)))) : (var_1_8))))) : (var_1_16 == ((float) var_1_6)))) && ((var_1_8 < (var_1_1 / var_1_12)) ? ((var_1_1 > var_1_6) ? (var_1_17 == ((signed long int) var_1_18)) : 1) : 1)) && ((var_1_10 || var_1_20) ? (var_1_19 == ((unsigned char) ((((var_1_21) > (32)) ? (var_1_21) : (32))))) : 1)) && (var_1_10 ? (((var_1_18 | var_1_14) != (var_1_23 - var_1_15)) ? (var_1_22 == ((double) 4.75)) : 1) : 1) ; [L143] RET, EXPR property() [L143] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=0, var_1_11=4, var_1_12=6, var_1_13=51, var_1_14=1, var_1_15=0, var_1_16=6, var_1_17=128, var_1_18=128, var_1_19=10, var_1_20=0, var_1_21=0, var_1_22=319/20, var_1_23=2147483647, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=-1, var_1_6=6, var_1_7=2, var_1_8=3, var_1_9=5] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=0, var_1_11=4, var_1_12=6, var_1_13=51, var_1_14=1, var_1_15=0, var_1_16=6, var_1_17=128, var_1_18=128, var_1_19=10, var_1_20=0, var_1_21=0, var_1_22=319/20, var_1_23=2147483647, var_1_2=-2, var_1_3=9, var_1_4=5, var_1_5=-1, var_1_6=6, var_1_7=2, var_1_8=3, var_1_9=5] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 54 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 29, 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=54occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 107 NumberOfCodeBlocks, 107 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 [2023-11-12 00:08:32,516 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/bin/utaipan-verify-NcY6lQBIFX/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_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-62.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/bin/utaipan-verify-NcY6lQBIFX --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 fa87f48d00b8007f37644abf4bb5e21ad8dd1d68207bd51d9f20b5fb36de6e03 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:08:35,046 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:08:35,138 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 00:08:35,144 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:08:35,144 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:08:35,172 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:08:35,172 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:08:35,173 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:08:35,174 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:08:35,174 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:08:35,175 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:08:35,175 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:08:35,176 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:08:35,176 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:08:35,177 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:08:35,177 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:08:35,178 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:08:35,179 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:08:35,179 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:08:35,180 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:08:35,180 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:08:35,181 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:08:35,181 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:08:35,182 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:08:35,182 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:08:35,182 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:08:35,183 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:08:35,183 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:08:35,184 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:08:35,184 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:08:35,186 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:08:35,186 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:08:35,186 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:08:35,187 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:08:35,187 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:08:35,187 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:08:35,188 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:08:35,188 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:08:35,188 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:08:35,189 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:08:35,190 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:08:35,190 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:08:35,190 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_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa87f48d00b8007f37644abf4bb5e21ad8dd1d68207bd51d9f20b5fb36de6e03 [2023-11-12 00:08:35,581 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:08:35,613 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:08:35,616 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:08:35,617 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:08:35,619 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:08:35,621 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-62.i [2023-11-12 00:08:38,711 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:08:39,039 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:08:39,040 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-62.i [2023-11-12 00:08:39,050 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/bin/utaipan-verify-NcY6lQBIFX/data/9ba84a527/5682e2f60a8c4ed5bdf92f43fc1aff65/FLAG00cdbf366 [2023-11-12 00:08:39,066 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/bin/utaipan-verify-NcY6lQBIFX/data/9ba84a527/5682e2f60a8c4ed5bdf92f43fc1aff65 [2023-11-12 00:08:39,068 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:08:39,070 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:08:39,071 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:08:39,071 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:08:39,077 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:08:39,077 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:08:39" (1/1) ... [2023-11-12 00:08:39,079 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@553456e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:39, skipping insertion in model container [2023-11-12 00:08:39,079 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:08:39" (1/1) ... [2023-11-12 00:08:39,121 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:08:39,278 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_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-62.i[917,930] [2023-11-12 00:08:39,335 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:08:39,351 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:08:39,365 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_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-62.i[917,930] [2023-11-12 00:08:39,406 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:08:39,425 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:08:39,426 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:39 WrapperNode [2023-11-12 00:08:39,426 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:08:39,427 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:08:39,427 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:08:39,427 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:08:39,435 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:39" (1/1) ... [2023-11-12 00:08:39,449 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:39" (1/1) ... [2023-11-12 00:08:39,484 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 155 [2023-11-12 00:08:39,484 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:08:39,485 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:08:39,485 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:08:39,485 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:08:39,495 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:39" (1/1) ... [2023-11-12 00:08:39,495 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:39" (1/1) ... [2023-11-12 00:08:39,501 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:39" (1/1) ... [2023-11-12 00:08:39,509 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:39" (1/1) ... [2023-11-12 00:08:39,522 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:39" (1/1) ... [2023-11-12 00:08:39,526 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:39" (1/1) ... [2023-11-12 00:08:39,530 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:39" (1/1) ... [2023-11-12 00:08:39,532 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:39" (1/1) ... [2023-11-12 00:08:39,538 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:08:39,539 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:08:39,539 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:08:39,539 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:08:39,540 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:39" (1/1) ... [2023-11-12 00:08:39,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:08:39,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:08:39,583 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:08:39,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:08:39,624 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:08:39,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:08:39,624 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:08:39,624 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:08:39,626 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:08:39,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:08:39,778 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:08:39,781 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:08:56,770 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:08:56,778 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:08:56,779 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:08:56,781 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:08:56 BoogieIcfgContainer [2023-11-12 00:08:56,781 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:08:56,783 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:08:56,784 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:08:56,787 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:08:56,787 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:08:39" (1/3) ... [2023-11-12 00:08:56,788 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d07b1dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:08:56, skipping insertion in model container [2023-11-12 00:08:56,788 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:39" (2/3) ... [2023-11-12 00:08:56,789 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d07b1dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:08:56, skipping insertion in model container [2023-11-12 00:08:56,789 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:08:56" (3/3) ... [2023-11-12 00:08:56,790 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-62.i [2023-11-12 00:08:56,808 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:08:56,809 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:08:56,860 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:08:56,867 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;@2b13a3fb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:08:56,868 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:08:56,873 INFO L276 IsEmpty]: Start isEmpty. Operand has 73 states, 41 states have (on average 1.3414634146341464) internal successors, (55), 42 states have internal predecessors, (55), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-12 00:08:56,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-11-12 00:08:56,913 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:08:56,914 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:08:56,917 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:08:56,925 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:08:56,927 INFO L85 PathProgramCache]: Analyzing trace with hash 1159131451, now seen corresponding path program 1 times [2023-11-12 00:08:56,946 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:08:56,947 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [293360434] [2023-11-12 00:08:56,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:08:56,948 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 [2023-11-12 00:08:56,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:08:56,959 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:08:57,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:08:59,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:08:59,310 INFO L262 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:08:59,329 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:08:59,452 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 740 proven. 0 refuted. 0 times theorem prover too weak. 884 trivial. 0 not checked. [2023-11-12 00:08:59,453 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:08:59,454 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:08:59,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [293360434] [2023-11-12 00:08:59,455 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [293360434] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:08:59,456 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:08:59,456 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:08:59,459 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [419431625] [2023-11-12 00:08:59,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:08:59,467 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 00:08:59,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:08:59,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 00:08:59,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:08:59,534 INFO L87 Difference]: Start difference. First operand has 73 states, 41 states have (on average 1.3414634146341464) internal successors, (55), 42 states have internal predecessors, (55), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-12 00:08:59,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:08:59,591 INFO L93 Difference]: Finished difference Result 139 states and 249 transitions. [2023-11-12 00:08:59,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 00:08:59,595 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 177 [2023-11-12 00:08:59,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:08:59,605 INFO L225 Difference]: With dead ends: 139 [2023-11-12 00:08:59,605 INFO L226 Difference]: Without dead ends: 69 [2023-11-12 00:08:59,610 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:08:59,615 INFO L413 NwaCegarLoop]: 106 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, 106 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 [2023-11-12 00:08:59,617 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 00:08:59,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2023-11-12 00:08:59,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2023-11-12 00:08:59,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 38 states have (on average 1.263157894736842) internal successors, (48), 38 states have internal predecessors, (48), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-12 00:08:59,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 106 transitions. [2023-11-12 00:08:59,688 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 106 transitions. Word has length 177 [2023-11-12 00:08:59,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:08:59,689 INFO L495 AbstractCegarLoop]: Abstraction has 69 states and 106 transitions. [2023-11-12 00:08:59,689 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-12 00:08:59,690 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 106 transitions. [2023-11-12 00:08:59,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-11-12 00:08:59,696 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:08:59,696 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:08:59,754 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:08:59,911 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:08:59,912 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:08:59,913 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:08:59,913 INFO L85 PathProgramCache]: Analyzing trace with hash -764040643, now seen corresponding path program 1 times [2023-11-12 00:08:59,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:08:59,915 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [887021432] [2023-11-12 00:08:59,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:08:59,918 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 [2023-11-12 00:08:59,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:08:59,921 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:08:59,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0bfdb1c-a33b-4533-9b1f-ac17c16a0cb5/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:09:03,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:09:03,386 INFO L262 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-12 00:09:03,406 INFO L285 TraceCheckSpWp]: Computing forward predicates...