./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-51.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/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_9459dd45-f905-4361-87f3-f345d4ba0a82/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-51.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/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_9459dd45-f905-4361-87f3-f345d4ba0a82/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 ba41fad7f72744fe0e42c26f1418f056b21d09a04b2ad100829310a14fd9d787 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:44:25,407 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:44:25,492 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:44:25,497 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:44:25,498 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:44:25,525 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:44:25,526 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:44:25,526 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:44:25,527 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:44:25,528 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:44:25,529 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:44:25,529 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:44:25,530 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:44:25,531 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:44:25,531 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:44:25,532 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:44:25,532 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:44:25,533 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:44:25,533 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:44:25,534 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:44:25,535 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:44:25,535 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:44:25,536 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:44:25,536 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:44:25,537 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:44:25,537 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:44:25,538 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:44:25,538 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:44:25,539 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:44:25,539 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:44:25,540 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:44:25,540 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:44:25,541 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:44:25,541 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:44:25,541 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:44:25,542 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:44:25,542 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:44:25,542 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:44:25,543 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:44:25,543 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:44:25,543 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:44:25,544 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:44:25,544 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:44:25,544 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:44:25,545 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:44:25,545 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_9459dd45-f905-4361-87f3-f345d4ba0a82/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ba41fad7f72744fe0e42c26f1418f056b21d09a04b2ad100829310a14fd9d787 [2023-11-12 00:44:25,859 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:44:25,890 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:44:25,893 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:44:25,894 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:44:25,895 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:44:25,897 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-51.i [2023-11-12 00:44:29,023 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:44:29,371 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:44:29,372 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-51.i [2023-11-12 00:44:29,386 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/bin/utaipan-verify-NcY6lQBIFX/data/5c4a85a56/f1536dccecac40f3a9ce2a40b4c4005a/FLAGb6b793697 [2023-11-12 00:44:29,404 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/bin/utaipan-verify-NcY6lQBIFX/data/5c4a85a56/f1536dccecac40f3a9ce2a40b4c4005a [2023-11-12 00:44:29,410 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:44:29,411 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:44:29,415 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:44:29,415 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:44:29,422 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:44:29,424 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:44:29" (1/1) ... [2023-11-12 00:44:29,425 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d8c032b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:29, skipping insertion in model container [2023-11-12 00:44:29,426 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:44:29" (1/1) ... [2023-11-12 00:44:29,470 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:44:29,637 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_9459dd45-f905-4361-87f3-f345d4ba0a82/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-51.i[916,929] [2023-11-12 00:44:29,734 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:44:29,746 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:44:29,764 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_9459dd45-f905-4361-87f3-f345d4ba0a82/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-51.i[916,929] [2023-11-12 00:44:29,862 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:44:29,881 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:44:29,882 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:29 WrapperNode [2023-11-12 00:44:29,886 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:44:29,888 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:44:29,889 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:44:29,889 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:44:29,896 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:29" (1/1) ... [2023-11-12 00:44:29,921 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:29" (1/1) ... [2023-11-12 00:44:29,972 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 214 [2023-11-12 00:44:29,972 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:44:29,973 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:44:29,973 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:44:29,973 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:44:29,984 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:29" (1/1) ... [2023-11-12 00:44:29,984 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:29" (1/1) ... [2023-11-12 00:44:29,988 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:29" (1/1) ... [2023-11-12 00:44:29,989 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:29" (1/1) ... [2023-11-12 00:44:30,010 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:29" (1/1) ... [2023-11-12 00:44:30,014 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:29" (1/1) ... [2023-11-12 00:44:30,020 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:29" (1/1) ... [2023-11-12 00:44:30,024 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:29" (1/1) ... [2023-11-12 00:44:30,031 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:44:30,032 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:44:30,032 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:44:30,032 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:44:30,033 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:29" (1/1) ... [2023-11-12 00:44:30,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:44:30,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:44:30,082 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:44:30,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:44:30,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:44:30,121 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:44:30,121 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:44:30,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:44:30,121 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:44:30,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:44:30,220 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:44:30,222 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:44:30,904 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:44:31,287 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:44:31,288 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:44:31,291 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:44:31 BoogieIcfgContainer [2023-11-12 00:44:31,291 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:44:31,314 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:44:31,314 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:44:31,317 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:44:31,318 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:44:29" (1/3) ... [2023-11-12 00:44:31,319 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@165da5ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:44:31, skipping insertion in model container [2023-11-12 00:44:31,320 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:29" (2/3) ... [2023-11-12 00:44:31,322 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@165da5ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:44:31, skipping insertion in model container [2023-11-12 00:44:31,322 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:44:31" (3/3) ... [2023-11-12 00:44:31,324 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-51.i [2023-11-12 00:44:31,343 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:44:31,343 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:44:31,426 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:44:31,434 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;@7aff06f4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:44:31,435 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:44:31,441 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-12 00:44:31,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-12 00:44:31,459 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:44:31,459 INFO L195 NwaCegarLoop]: trace histogram [32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:44:31,460 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:44:31,467 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:44:31,468 INFO L85 PathProgramCache]: Analyzing trace with hash -1067360441, now seen corresponding path program 1 times [2023-11-12 00:44:31,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:44:31,484 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1371765642] [2023-11-12 00:44:31,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:44:31,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:44:31,666 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 00:44:31,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1057956969] [2023-11-12 00:44:31,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:44:31,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:44:31,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:44:31,670 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:44:31,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 00:44:32,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:44:32,060 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:44:32,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:44:32,491 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:44:32,493 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:44:32,495 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:44:32,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-12 00:44:32,705 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:44:32,708 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:44:32,711 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:44:32,862 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:44:32 BoogieIcfgContainer [2023-11-12 00:44:32,863 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:44:32,863 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:44:32,863 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:44:32,863 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:44:32,864 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:44:31" (3/4) ... [2023-11-12 00:44:32,866 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:44:32,867 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:44:32,868 INFO L158 Benchmark]: Toolchain (without parser) took 3456.66ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 119.8MB in the beginning and 88.3MB in the end (delta: 31.5MB). Peak memory consumption was 64.0MB. Max. memory is 16.1GB. [2023-11-12 00:44:32,869 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 123.7MB. Free memory is still 82.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:44:32,869 INFO L158 Benchmark]: CACSL2BoogieTranslator took 472.08ms. Allocated memory is still 151.0MB. Free memory was 119.4MB in the beginning and 102.2MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-12 00:44:32,870 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.52ms. Allocated memory is still 151.0MB. Free memory was 102.2MB in the beginning and 96.9MB in the end (delta: 5.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:44:32,871 INFO L158 Benchmark]: Boogie Preprocessor took 58.00ms. Allocated memory is still 151.0MB. Free memory was 96.9MB in the beginning and 94.2MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:44:32,872 INFO L158 Benchmark]: RCFGBuilder took 1259.53ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 94.2MB in the beginning and 88.4MB in the end (delta: 5.8MB). Peak memory consumption was 41.8MB. Max. memory is 16.1GB. [2023-11-12 00:44:32,872 INFO L158 Benchmark]: TraceAbstraction took 1548.61ms. Allocated memory is still 182.5MB. Free memory was 149.1MB in the beginning and 88.3MB in the end (delta: 60.8MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2023-11-12 00:44:32,873 INFO L158 Benchmark]: Witness Printer took 3.97ms. Allocated memory is still 182.5MB. Free memory is still 88.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:44:32,876 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 123.7MB. Free memory is still 82.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 472.08ms. Allocated memory is still 151.0MB. Free memory was 119.4MB in the beginning and 102.2MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.52ms. Allocated memory is still 151.0MB. Free memory was 102.2MB in the beginning and 96.9MB in the end (delta: 5.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.00ms. Allocated memory is still 151.0MB. Free memory was 96.9MB in the beginning and 94.2MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1259.53ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 94.2MB in the beginning and 88.4MB in the end (delta: 5.8MB). Peak memory consumption was 41.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1548.61ms. Allocated memory is still 182.5MB. Free memory was 149.1MB in the beginning and 88.3MB in the end (delta: 60.8MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Witness Printer took 3.97ms. Allocated memory is still 182.5MB. Free memory is still 88.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 63, overapproximation of someBinaryDOUBLEComparisonOperation at line 122, overapproximation of someUnaryDOUBLEoperation at line 23. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 0; [L23] float var_1_3 = -0.1; [L24] float var_1_4 = 127.25; [L25] float var_1_5 = 2.75; [L26] signed char var_1_6 = 1; [L27] signed char var_1_7 = -2; [L28] signed char var_1_8 = 25; [L29] signed char var_1_9 = 32; [L30] signed char var_1_11 = 0; [L31] signed long int var_1_12 = 2; [L32] unsigned long int var_1_13 = 256; [L33] unsigned long int var_1_16 = 3775050608; [L34] unsigned char var_1_18 = 16; [L35] unsigned char var_1_19 = 100; [L36] unsigned char var_1_20 = 0; [L37] unsigned char var_1_21 = 0; [L38] unsigned char var_1_22 = 0; [L39] unsigned char var_1_23 = 4; [L40] unsigned char var_1_24 = 32; [L41] unsigned char var_1_25 = 16; [L42] unsigned char var_1_26 = 32; [L43] unsigned char var_1_27 = 0; [L44] unsigned short int var_1_28 = 4; [L45] unsigned short int var_1_29 = 38930; [L46] unsigned short int var_1_30 = 59162; [L47] unsigned short int var_1_31 = 1; [L48] unsigned short int var_1_32 = 30817; [L49] unsigned long int var_1_33 = 50; [L50] double var_1_34 = 50.25; [L51] double var_1_35 = 10000000000000.75; [L52] unsigned long int last_1_var_1_13 = 256; [L53] unsigned short int last_1_var_1_31 = 1; [L54] unsigned long int last_1_var_1_33 = 50; [L202] isInitial = 1 [L203] FCALL initially() [L204] int k_loop; [L205] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=509/4, var_1_5=11/4, var_1_6=1, var_1_7=-2, var_1_8=25, var_1_9=32] [L205] COND TRUE k_loop < 1 [L206] CALL updateLastVariables() [L193] last_1_var_1_13 = var_1_13 [L194] last_1_var_1_31 = var_1_31 [L195] last_1_var_1_33 = var_1_33 [L206] RET updateLastVariables() [L207] CALL updateVariables() [L141] var_1_3 = __VERIFIER_nondet_float() [L142] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=509/4, var_1_5=11/4, var_1_6=1, var_1_7=-2, var_1_8=25, var_1_9=32] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=509/4, var_1_5=11/4, var_1_6=1, var_1_7=-2, var_1_8=25, var_1_9=32] [L143] var_1_4 = __VERIFIER_nondet_float() [L144] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=11/4, var_1_6=1, var_1_7=-2, var_1_8=25, var_1_9=32] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=11/4, var_1_6=1, var_1_7=-2, var_1_8=25, var_1_9=32] [L145] var_1_5 = __VERIFIER_nondet_float() [L146] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=1, var_1_7=-2, var_1_8=25, var_1_9=32] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=1, var_1_7=-2, var_1_8=25, var_1_9=32] [L147] var_1_6 = __VERIFIER_nondet_char() [L148] CALL assume_abort_if_not(var_1_6 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=25, var_1_9=32] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_6 >= -127) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=25, var_1_9=32] [L149] CALL assume_abort_if_not(var_1_6 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=25, var_1_9=32] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_6 <= 126) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=25, var_1_9=32] [L150] var_1_8 = __VERIFIER_nondet_char() [L151] CALL assume_abort_if_not(var_1_8 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_8 >= -127) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L152] CALL assume_abort_if_not(var_1_8 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_8 <= 126) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L153] var_1_11 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_11 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_11 >= -126) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L155] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L156] var_1_16 = __VERIFIER_nondet_ulong() [L157] CALL assume_abort_if_not(var_1_16 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_16 >= 2147483647) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L158] CALL assume_abort_if_not(var_1_16 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_16 <= 4294967294) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L159] var_1_19 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=62, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=62, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L161] CALL assume_abort_if_not(var_1_19 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=62, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_19 <= 254) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=62, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L162] var_1_21 = __VERIFIER_nondet_uchar() [L163] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=62, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=62, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L164] CALL assume_abort_if_not(var_1_21 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=62, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_21 <= 0) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=62, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L165] var_1_24 = __VERIFIER_nondet_uchar() [L166] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=62, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=62, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L167] CALL assume_abort_if_not(var_1_24 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=62, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_24 <= 64) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=62, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L168] var_1_25 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=62, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=62, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L170] CALL assume_abort_if_not(var_1_25 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=62, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_25 <= 63) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=62, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L171] var_1_26 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_26 >= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=62, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=62, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_26 >= 31) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=62, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=62, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L173] CALL assume_abort_if_not(var_1_26 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=62, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=62, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_26 <= 64) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=62, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=62, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L174] var_1_27 = __VERIFIER_nondet_uchar() [L175] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=62, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=62, var_1_27=63, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=62, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=62, var_1_27=63, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L176] CALL assume_abort_if_not(var_1_27 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=62, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=62, var_1_27=63, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_27 <= 63) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=62, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=62, var_1_27=63, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L177] var_1_29 = __VERIFIER_nondet_ushort() [L178] CALL assume_abort_if_not(var_1_29 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=62, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=62, var_1_27=63, var_1_28=4, var_1_29=32767, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_29 >= 32767) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=62, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=62, var_1_27=63, var_1_28=4, var_1_29=32767, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L179] CALL assume_abort_if_not(var_1_29 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=62, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=62, var_1_27=63, var_1_28=4, var_1_29=32767, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_29 <= 65534) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=62, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=62, var_1_27=63, var_1_28=4, var_1_29=32767, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L180] var_1_30 = __VERIFIER_nondet_ushort() [L181] CALL assume_abort_if_not(var_1_30 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=62, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=62, var_1_27=63, var_1_28=4, var_1_29=32767, var_1_30=32782, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_30 >= 32767) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=62, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=62, var_1_27=63, var_1_28=4, var_1_29=32767, var_1_30=32782, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L182] CALL assume_abort_if_not(var_1_30 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=62, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=62, var_1_27=63, var_1_28=4, var_1_29=32767, var_1_30=32782, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_30 <= 65534) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=62, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=62, var_1_27=63, var_1_28=4, var_1_29=32767, var_1_30=32782, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L183] var_1_32 = __VERIFIER_nondet_ushort() [L184] CALL assume_abort_if_not(var_1_32 >= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=62, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=62, var_1_27=63, var_1_28=4, var_1_29=32767, var_1_30=32782, var_1_31=1, var_1_32=32767, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_32 >= 16384) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=62, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=62, var_1_27=63, var_1_28=4, var_1_29=32767, var_1_30=32782, var_1_31=1, var_1_32=32767, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L185] CALL assume_abort_if_not(var_1_32 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=62, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=62, var_1_27=63, var_1_28=4, var_1_29=32767, var_1_30=32782, var_1_31=1, var_1_32=32767, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_32 <= 32767) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=62, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=62, var_1_27=63, var_1_28=4, var_1_29=32767, var_1_30=32782, var_1_31=1, var_1_32=32767, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L186] var_1_34 = __VERIFIER_nondet_double() [L187] CALL assume_abort_if_not((var_1_34 >= -922337.2036854776000e+13F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854776000e+12F && var_1_34 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=62, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=62, var_1_27=63, var_1_28=4, var_1_29=32767, var_1_30=32782, var_1_31=1, var_1_32=32767, var_1_33=50, var_1_34=4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not((var_1_34 >= -922337.2036854776000e+13F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854776000e+12F && var_1_34 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=62, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=62, var_1_27=63, var_1_28=4, var_1_29=32767, var_1_30=32782, var_1_31=1, var_1_32=32767, var_1_33=50, var_1_34=4, var_1_35=40000000000003/4, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L188] var_1_35 = __VERIFIER_nondet_double() [L189] CALL assume_abort_if_not((var_1_35 >= -922337.2036854776000e+13F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854776000e+12F && var_1_35 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=62, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=62, var_1_27=63, var_1_28=4, var_1_29=32767, var_1_30=32782, var_1_31=1, var_1_32=32767, var_1_33=50, var_1_34=4, var_1_35=5, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not((var_1_35 >= -922337.2036854776000e+13F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854776000e+12F && var_1_35 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=62, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=62, var_1_27=63, var_1_28=4, var_1_29=32767, var_1_30=32782, var_1_31=1, var_1_32=32767, var_1_33=50, var_1_34=4, var_1_35=5, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L190] CALL assume_abort_if_not(var_1_35 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=62, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=62, var_1_27=63, var_1_28=4, var_1_29=32767, var_1_30=32782, var_1_31=1, var_1_32=32767, var_1_33=50, var_1_34=4, var_1_35=5, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_35 != 0.0F) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=62, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=62, var_1_27=63, var_1_28=4, var_1_29=32767, var_1_30=32782, var_1_31=1, var_1_32=32767, var_1_33=50, var_1_34=4, var_1_35=5, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=-2, var_1_8=12, var_1_9=32] [L207] RET updateVariables() [L208] CALL step() [L58] COND FALSE !(last_1_var_1_13 > ((((last_1_var_1_31) > (var_1_16)) ? (last_1_var_1_31) : (var_1_16)))) [L61] var_1_28 = (var_1_25 + var_1_19) [L63] COND TRUE (- var_1_3) <= (var_1_4 - var_1_5) [L64] COND TRUE var_1_3 >= (var_1_5 / 255.75f) [L65] var_1_1 = var_1_6 [L70] COND FALSE !(var_1_4 != var_1_5) [L73] var_1_7 = var_1_8 [L75] var_1_18 = var_1_19 [L76] COND TRUE var_1_18 > ((32u / var_1_16) + 32u) [L77] var_1_22 = var_1_21 [L79] COND FALSE !(\read(var_1_21)) [L82] var_1_23 = var_1_27 [L84] COND FALSE !(var_1_5 <= (- ((((var_1_4) < (var_1_3)) ? (var_1_4) : (var_1_3))))) [L87] var_1_31 = ((((((((var_1_19) < (var_1_23)) ? (var_1_19) : (var_1_23)))) > (var_1_29)) ? (((((var_1_19) < (var_1_23)) ? (var_1_19) : (var_1_23)))) : (var_1_29))) [L89] unsigned short int stepLocal_2 = var_1_31; [L90] COND FALSE !(stepLocal_2 == var_1_11) [L97] COND TRUE (var_1_31 / var_1_16) <= var_1_28 [L98] COND TRUE var_1_28 <= var_1_18 [L99] var_1_20 = var_1_21 [L102] unsigned char stepLocal_1 = var_1_20; [L103] unsigned char stepLocal_0 = var_1_22; [L104] COND FALSE !(var_1_22 || stepLocal_1) [L107] COND FALSE !(var_1_20 && stepLocal_0) [L111] signed long int stepLocal_4 = (var_1_6 * var_1_1) / -64; [L112] unsigned short int stepLocal_3 = var_1_28; [L113] COND FALSE !(stepLocal_4 >= var_1_28) [L116] COND FALSE !(50u >= stepLocal_3) [L120] unsigned long int stepLocal_6 = var_1_16; [L121] signed long int stepLocal_5 = (- var_1_18) / var_1_26; [L122] COND FALSE !(var_1_34 < (var_1_5 / var_1_35)) [L137] var_1_33 = var_1_30 [L208] RET step() [L209] CALL, EXPR property() [L198-L199] return (((((((((((((- var_1_3) <= (var_1_4 - var_1_5)) ? ((var_1_3 >= (var_1_5 / 255.75f)) ? (var_1_1 == ((signed char) var_1_6)) : (var_1_1 == ((signed char) var_1_6))) : 1) && ((var_1_4 != var_1_5) ? (var_1_7 == ((signed char) var_1_6)) : (var_1_7 == ((signed char) var_1_8)))) && ((var_1_22 || var_1_20) ? (var_1_9 == ((signed char) ((((((((((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))) > (((((-2) < 0 ) ? -(-2) : (-2))))) ? (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))) : (((((-2) < 0 ) ? -(-2) : (-2))))))) > (var_1_6)) ? (((((((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))) > (((((-2) < 0 ) ? -(-2) : (-2))))) ? (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))) : (((((-2) < 0 ) ? -(-2) : (-2))))))) : (var_1_6))))) : ((var_1_20 && var_1_22) ? (var_1_9 == ((signed char) ((((var_1_11) < (var_1_8)) ? (var_1_11) : (var_1_8))))) : 1))) && ((var_1_31 == var_1_11) ? ((! var_1_22) ? (var_1_22 ? (var_1_12 == ((signed long int) var_1_18)) : 1) : 1) : 1)) && ((((var_1_6 * var_1_1) / -64) >= var_1_28) ? (var_1_13 == ((unsigned long int) ((((var_1_28) < (var_1_31)) ? (var_1_28) : (var_1_31))))) : ((50u >= var_1_28) ? (var_1_13 == ((unsigned long int) (var_1_16 - var_1_18))) : 1))) && (var_1_18 == ((unsigned char) var_1_19))) && (((var_1_31 / var_1_16) <= var_1_28) ? ((var_1_28 <= var_1_18) ? (var_1_20 == ((unsigned char) var_1_21)) : 1) : 1)) && ((var_1_18 > ((32u / var_1_16) + 32u)) ? (var_1_22 == ((unsigned char) var_1_21)) : 1)) && (var_1_21 ? (var_1_23 == ((unsigned char) ((var_1_24 + var_1_25) + ((var_1_26 + 32) - var_1_27)))) : (var_1_23 == ((unsigned char) var_1_27)))) && ((last_1_var_1_13 > ((((last_1_var_1_31) > (var_1_16)) ? (last_1_var_1_31) : (var_1_16)))) ? (var_1_28 == ((unsigned short int) (((((var_1_29) > (var_1_30)) ? (var_1_29) : (var_1_30))) - last_1_var_1_33))) : (var_1_28 == ((unsigned short int) (var_1_25 + var_1_19))))) && ((var_1_5 <= (- ((((var_1_4) < (var_1_3)) ? (var_1_4) : (var_1_3))))) ? (var_1_31 == ((unsigned short int) ((25454 + var_1_32) - var_1_1))) : (var_1_31 == ((unsigned short int) ((((((((var_1_19) < (var_1_23)) ? (var_1_19) : (var_1_23)))) > (var_1_29)) ? (((((var_1_19) < (var_1_23)) ? (var_1_19) : (var_1_23)))) : (var_1_29))))))) && ((var_1_34 < (var_1_5 / var_1_35)) ? ((var_1_16 > ((((64u) < (var_1_28)) ? (64u) : (var_1_28)))) ? (((var_1_4 - var_1_5) <= var_1_3) ? (var_1_33 == ((unsigned long int) (((((8u) < 0 ) ? -(8u) : (8u))) + 25u))) : (var_1_33 == ((unsigned long int) ((((var_1_27) > ((var_1_29 + ((((16u) < (var_1_18)) ? (16u) : (var_1_18)))))) ? (var_1_27) : ((var_1_29 + ((((16u) < (var_1_18)) ? (16u) : (var_1_18)))))))))) : ((((- var_1_18) / var_1_26) < var_1_25) ? (var_1_33 == ((unsigned long int) var_1_30)) : (var_1_33 == ((unsigned long int) var_1_7)))) : (var_1_33 == ((unsigned long int) var_1_30))) ; [L209] RET, EXPR property() [L209] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=62, var_1_19=62, var_1_1=11, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=63, var_1_24=0, var_1_25=0, var_1_26=62, var_1_27=63, var_1_28=62, var_1_29=32767, var_1_30=32782, var_1_31=32767, var_1_32=32767, var_1_33=32782, var_1_34=4, var_1_35=5, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=12, var_1_8=12, var_1_9=32] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=62, var_1_19=62, var_1_1=11, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=63, var_1_24=0, var_1_25=0, var_1_26=62, var_1_27=63, var_1_28=62, var_1_29=32767, var_1_30=32782, var_1_31=32767, var_1_32=32767, var_1_33=32782, var_1_34=4, var_1_35=5, var_1_4=2, var_1_5=3, var_1_6=11, var_1_7=12, var_1_8=12, var_1_9=32] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 59 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 32, 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=59occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 118 NumberOfCodeBlocks, 118 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 00:44:32,904 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/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_9459dd45-f905-4361-87f3-f345d4ba0a82/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-51.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/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_9459dd45-f905-4361-87f3-f345d4ba0a82/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 ba41fad7f72744fe0e42c26f1418f056b21d09a04b2ad100829310a14fd9d787 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:44:35,638 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:44:35,782 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 00:44:35,791 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:44:35,792 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:44:35,841 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:44:35,841 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:44:35,842 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:44:35,843 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:44:35,848 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:44:35,848 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:44:35,849 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:44:35,849 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:44:35,851 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:44:35,851 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:44:35,852 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:44:35,853 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:44:35,854 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:44:35,854 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:44:35,855 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:44:35,856 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:44:35,856 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:44:35,857 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:44:35,857 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:44:35,857 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:44:35,858 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:44:35,858 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:44:35,859 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:44:35,859 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:44:35,859 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:44:35,861 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:44:35,861 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:44:35,861 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:44:35,862 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:44:35,862 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:44:35,862 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:44:35,862 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:44:35,863 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:44:35,863 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:44:35,864 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:44:35,864 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:44:35,864 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:44:35,864 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_9459dd45-f905-4361-87f3-f345d4ba0a82/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ba41fad7f72744fe0e42c26f1418f056b21d09a04b2ad100829310a14fd9d787 [2023-11-12 00:44:36,300 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:44:36,330 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:44:36,333 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:44:36,335 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:44:36,335 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:44:36,337 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-51.i [2023-11-12 00:44:39,411 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:44:39,741 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:44:39,742 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-51.i [2023-11-12 00:44:39,753 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/bin/utaipan-verify-NcY6lQBIFX/data/a53c16e04/7ff498bfae5249c791e2c42b3c825870/FLAG4417629dd [2023-11-12 00:44:39,768 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/bin/utaipan-verify-NcY6lQBIFX/data/a53c16e04/7ff498bfae5249c791e2c42b3c825870 [2023-11-12 00:44:39,770 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:44:39,772 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:44:39,773 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:44:39,773 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:44:39,779 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:44:39,779 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:44:39" (1/1) ... [2023-11-12 00:44:39,781 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fd131da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:39, skipping insertion in model container [2023-11-12 00:44:39,781 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:44:39" (1/1) ... [2023-11-12 00:44:39,817 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:44:40,016 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_9459dd45-f905-4361-87f3-f345d4ba0a82/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-51.i[916,929] [2023-11-12 00:44:40,177 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:44:40,196 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:44:40,214 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_9459dd45-f905-4361-87f3-f345d4ba0a82/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-51.i[916,929] [2023-11-12 00:44:40,294 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:44:40,314 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:44:40,315 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:40 WrapperNode [2023-11-12 00:44:40,315 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:44:40,316 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:44:40,316 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:44:40,317 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:44:40,324 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:40" (1/1) ... [2023-11-12 00:44:40,352 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:40" (1/1) ... [2023-11-12 00:44:40,402 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 211 [2023-11-12 00:44:40,402 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:44:40,403 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:44:40,403 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:44:40,403 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:44:40,415 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:40" (1/1) ... [2023-11-12 00:44:40,415 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:40" (1/1) ... [2023-11-12 00:44:40,437 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:40" (1/1) ... [2023-11-12 00:44:40,446 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:40" (1/1) ... [2023-11-12 00:44:40,462 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:40" (1/1) ... [2023-11-12 00:44:40,466 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:40" (1/1) ... [2023-11-12 00:44:40,483 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:40" (1/1) ... [2023-11-12 00:44:40,486 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:40" (1/1) ... [2023-11-12 00:44:40,491 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:44:40,492 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:44:40,493 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:44:40,493 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:44:40,494 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:40" (1/1) ... [2023-11-12 00:44:40,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:44:40,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:44:40,547 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:44:40,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:44:40,603 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:44:40,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:44:40,603 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:44:40,603 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:44:40,605 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:44:40,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:44:40,742 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:44:40,744 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:44:49,604 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:44:49,612 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:44:49,612 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:44:49,614 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:44:49 BoogieIcfgContainer [2023-11-12 00:44:49,615 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:44:49,617 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:44:49,617 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:44:49,621 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:44:49,621 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:44:39" (1/3) ... [2023-11-12 00:44:49,622 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26c68fd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:44:49, skipping insertion in model container [2023-11-12 00:44:49,622 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:40" (2/3) ... [2023-11-12 00:44:49,622 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26c68fd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:44:49, skipping insertion in model container [2023-11-12 00:44:49,623 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:44:49" (3/3) ... [2023-11-12 00:44:49,624 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-51.i [2023-11-12 00:44:49,641 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:44:49,642 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:44:49,703 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:44:49,711 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;@15a563c1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:44:49,712 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:44:49,718 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 60 states have (on average 1.4166666666666667) internal successors, (85), 61 states have internal predecessors, (85), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-12 00:44:49,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-12 00:44:49,744 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:44:49,745 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:44:49,748 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:44:49,758 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:44:49,758 INFO L85 PathProgramCache]: Analyzing trace with hash -2138227196, now seen corresponding path program 1 times [2023-11-12 00:44:49,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:44:49,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1999438778] [2023-11-12 00:44:49,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:44:49,778 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 00:44:49,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:44:49,788 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/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 00:44:49,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/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 00:44:51,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:44:51,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:44:51,214 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:44:51,288 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 494 proven. 0 refuted. 0 times theorem prover too weak. 1490 trivial. 0 not checked. [2023-11-12 00:44:51,288 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:44:51,289 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:44:51,289 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1999438778] [2023-11-12 00:44:51,290 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1999438778] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:44:51,290 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:44:51,290 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:44:51,292 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429557981] [2023-11-12 00:44:51,293 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:44:51,298 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 00:44:51,299 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:44:51,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 00:44:51,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:44:51,332 INFO L87 Difference]: Start difference. First operand has 95 states, 60 states have (on average 1.4166666666666667) internal successors, (85), 61 states have internal predecessors, (85), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-12 00:44:51,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:44:51,373 INFO L93 Difference]: Finished difference Result 187 states and 327 transitions. [2023-11-12 00:44:51,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 00:44:51,375 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 203 [2023-11-12 00:44:51,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:44:51,385 INFO L225 Difference]: With dead ends: 187 [2023-11-12 00:44:51,385 INFO L226 Difference]: Without dead ends: 91 [2023-11-12 00:44:51,390 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 202 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 00:44:51,393 INFO L413 NwaCegarLoop]: 146 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, 146 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 00:44:51,395 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 146 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 00:44:51,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2023-11-12 00:44:51,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2023-11-12 00:44:51,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 57 states have (on average 1.368421052631579) internal successors, (78), 57 states have internal predecessors, (78), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-12 00:44:51,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 142 transitions. [2023-11-12 00:44:51,450 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 142 transitions. Word has length 203 [2023-11-12 00:44:51,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:44:51,451 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 142 transitions. [2023-11-12 00:44:51,451 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-12 00:44:51,451 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 142 transitions. [2023-11-12 00:44:51,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-12 00:44:51,457 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:44:51,457 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:44:51,495 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/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 00:44:51,681 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/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 00:44:51,681 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:44:51,682 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:44:51,682 INFO L85 PathProgramCache]: Analyzing trace with hash -1522490560, now seen corresponding path program 1 times [2023-11-12 00:44:51,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:44:51,683 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1165368602] [2023-11-12 00:44:51,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:44:51,683 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 00:44:51,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:44:51,685 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/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 00:44:51,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/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 00:44:52,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:44:52,919 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 00:44:52,935 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:44:55,200 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1011 proven. 51 refuted. 0 times theorem prover too weak. 922 trivial. 0 not checked. [2023-11-12 00:44:55,200 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:44:56,686 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 42 proven. 51 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-12 00:44:56,686 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:44:56,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1165368602] [2023-11-12 00:44:56,689 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1165368602] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:44:56,689 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1048591545] [2023-11-12 00:44:56,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:44:56,690 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:44:56,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/bin/utaipan-verify-NcY6lQBIFX/cvc4 [2023-11-12 00:44:56,696 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:44:56,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-12 00:44:58,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:44:58,736 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 00:44:58,744 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:45:00,653 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1011 proven. 51 refuted. 0 times theorem prover too weak. 922 trivial. 0 not checked. [2023-11-12 00:45:00,654 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:45:01,765 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 42 proven. 51 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-12 00:45:01,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1048591545] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:45:01,766 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1972905082] [2023-11-12 00:45:01,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:45:01,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:45:01,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:45:01,772 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:45:01,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-12 00:45:03,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:45:04,380 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 00:45:04,388 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:45:06,196 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1011 proven. 51 refuted. 0 times theorem prover too weak. 922 trivial. 0 not checked. [2023-11-12 00:45:06,197 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:45:07,343 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 42 proven. 51 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-12 00:45:07,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1972905082] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:45:07,344 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-11-12 00:45:07,344 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 7 [2023-11-12 00:45:07,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408428146] [2023-11-12 00:45:07,346 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-11-12 00:45:07,350 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-12 00:45:07,351 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:45:07,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-12 00:45:07,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-12 00:45:07,353 INFO L87 Difference]: Start difference. First operand 91 states and 142 transitions. Second operand has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2023-11-12 00:45:13,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.67s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:45:15,110 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:45:17,116 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:45:17,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:45:17,123 INFO L93 Difference]: Finished difference Result 187 states and 288 transitions. [2023-11-12 00:45:17,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-12 00:45:17,522 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) Word has length 203 [2023-11-12 00:45:17,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:45:17,526 INFO L225 Difference]: With dead ends: 187 [2023-11-12 00:45:17,526 INFO L226 Difference]: Without dead ends: 99 [2023-11-12 00:45:17,528 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1216 GetRequests, 1204 SyntacticMatches, 3 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-12 00:45:17,530 INFO L413 NwaCegarLoop]: 104 mSDtfsCounter, 77 mSDsluCounter, 140 mSDsCounter, 0 mSdLazyCounter, 176 mSolverCounterSat, 7 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 244 SdHoareTripleChecker+Invalid, 186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 176 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.5s IncrementalHoareTripleChecker+Time [2023-11-12 00:45:17,530 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 244 Invalid, 186 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 176 Invalid, 3 Unknown, 0 Unchecked, 9.5s Time] [2023-11-12 00:45:17,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2023-11-12 00:45:17,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 95. [2023-11-12 00:45:17,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 60 states have (on average 1.3333333333333333) internal successors, (80), 60 states have internal predecessors, (80), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-12 00:45:17,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 144 transitions. [2023-11-12 00:45:17,566 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 144 transitions. Word has length 203 [2023-11-12 00:45:17,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:45:17,567 INFO L495 AbstractCegarLoop]: Abstraction has 95 states and 144 transitions. [2023-11-12 00:45:17,567 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2023-11-12 00:45:17,567 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 144 transitions. [2023-11-12 00:45:17,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-12 00:45:17,575 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:45:17,576 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:45:17,604 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/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)] Forceful destruction successful, exit code 0 [2023-11-12 00:45:17,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-12 00:45:18,007 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-12 00:45:18,197 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/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=3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt [2023-11-12 00:45:18,197 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:45:18,198 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:45:18,198 INFO L85 PathProgramCache]: Analyzing trace with hash 1492613058, now seen corresponding path program 1 times [2023-11-12 00:45:18,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:45:18,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1769543441] [2023-11-12 00:45:18,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:45:18,199 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 00:45:18,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:45:18,201 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/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 00:45:18,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9459dd45-f905-4361-87f3-f345d4ba0a82/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 (6)] Waiting until timeout for monitored process [2023-11-12 00:45:19,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:45:19,464 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-12 00:45:19,472 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:45:26,318 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1011 proven. 51 refuted. 0 times theorem prover too weak. 922 trivial. 0 not checked. [2023-11-12 00:45:26,319 INFO L327 TraceCheckSpWp]: Computing backward predicates...