./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_3d472522-5763-4582-9d18-610c32ee345d/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d472522-5763-4582-9d18-610c32ee345d/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d472522-5763-4582-9d18-610c32ee345d/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d472522-5763-4582-9d18-610c32ee345d/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d472522-5763-4582-9d18-610c32ee345d/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d472522-5763-4582-9d18-610c32ee345d/bin/utaipan-verify-SwPr7d2a91 --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 c576a24d45ab301447d14f0f509fbb4fda0d590a05a36555d57f7b59c4fd472a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:09:13,869 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:09:13,991 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d472522-5763-4582-9d18-610c32ee345d/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-25 00:09:14,005 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:09:14,006 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:09:14,046 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:09:14,047 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:09:14,047 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:09:14,049 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:09:14,054 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:09:14,054 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:09:14,056 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:09:14,056 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:09:14,058 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-25 00:09:14,059 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:09:14,059 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:09:14,060 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-25 00:09:14,061 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-25 00:09:14,061 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:09:14,062 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-25 00:09:14,062 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-25 00:09:14,063 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-25 00:09:14,064 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:09:14,065 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:09:14,066 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:09:14,066 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-25 00:09:14,067 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:09:14,067 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:09:14,068 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:09:14,068 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:09:14,070 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:09:14,070 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:09:14,070 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:09:14,071 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:09:14,071 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:09:14,071 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:09:14,072 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:09:14,072 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:09:14,073 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:09:14,073 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:09:14,073 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:09:14,074 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-25 00:09:14,074 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-25 00:09:14,074 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:09:14,075 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:09:14,075 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:09:14,075 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:09:14,076 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_3d472522-5763-4582-9d18-610c32ee345d/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d472522-5763-4582-9d18-610c32ee345d/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c576a24d45ab301447d14f0f509fbb4fda0d590a05a36555d57f7b59c4fd472a [2023-11-25 00:09:14,403 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:09:14,430 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:09:14,433 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:09:14,436 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:09:14,436 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:09:14,438 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d472522-5763-4582-9d18-610c32ee345d/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-3.i [2023-11-25 00:09:17,528 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:09:17,925 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:09:17,926 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d472522-5763-4582-9d18-610c32ee345d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-3.i [2023-11-25 00:09:17,941 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d472522-5763-4582-9d18-610c32ee345d/bin/utaipan-verify-SwPr7d2a91/data/ac82d22d9/bfa0be71733f437ab14fb9a92175da92/FLAG7c4d53df6 [2023-11-25 00:09:17,959 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d472522-5763-4582-9d18-610c32ee345d/bin/utaipan-verify-SwPr7d2a91/data/ac82d22d9/bfa0be71733f437ab14fb9a92175da92 [2023-11-25 00:09:17,964 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:09:17,966 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:09:17,970 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:09:17,970 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:09:17,976 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:09:17,978 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:09:17" (1/1) ... [2023-11-25 00:09:17,979 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@541f2fd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:17, skipping insertion in model container [2023-11-25 00:09:17,980 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:09:17" (1/1) ... [2023-11-25 00:09:18,031 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:09:18,220 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_3d472522-5763-4582-9d18-610c32ee345d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-3.i[918,931] [2023-11-25 00:09:18,331 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:09:18,348 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:09:18,369 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_3d472522-5763-4582-9d18-610c32ee345d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-3.i[918,931] [2023-11-25 00:09:18,436 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:09:18,462 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:09:18,462 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:18 WrapperNode [2023-11-25 00:09:18,463 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:09:18,464 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:09:18,464 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:09:18,464 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:09:18,472 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:18" (1/1) ... [2023-11-25 00:09:18,489 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:18" (1/1) ... [2023-11-25 00:09:18,551 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 250 [2023-11-25 00:09:18,552 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:09:18,553 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:09:18,553 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:09:18,553 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:09:18,566 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:18" (1/1) ... [2023-11-25 00:09:18,566 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:18" (1/1) ... [2023-11-25 00:09:18,571 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:18" (1/1) ... [2023-11-25 00:09:18,571 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:18" (1/1) ... [2023-11-25 00:09:18,589 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:18" (1/1) ... [2023-11-25 00:09:18,594 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:18" (1/1) ... [2023-11-25 00:09:18,600 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:18" (1/1) ... [2023-11-25 00:09:18,604 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:18" (1/1) ... [2023-11-25 00:09:18,612 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:09:18,613 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:09:18,614 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:09:18,614 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:09:18,615 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:18" (1/1) ... [2023-11-25 00:09:18,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:09:18,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d472522-5763-4582-9d18-610c32ee345d/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:09:18,663 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d472522-5763-4582-9d18-610c32ee345d/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:09:18,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d472522-5763-4582-9d18-610c32ee345d/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:09:18,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:09:18,703 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-25 00:09:18,704 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-25 00:09:18,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-25 00:09:18,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:09:18,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:09:18,840 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:09:18,844 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:09:19,487 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:09:20,064 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:09:20,064 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-25 00:09:20,066 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:09:20 BoogieIcfgContainer [2023-11-25 00:09:20,066 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:09:20,069 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:09:20,070 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:09:20,074 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:09:20,074 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:09:17" (1/3) ... [2023-11-25 00:09:20,076 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3330d197 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:09:20, skipping insertion in model container [2023-11-25 00:09:20,076 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:18" (2/3) ... [2023-11-25 00:09:20,078 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3330d197 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:09:20, skipping insertion in model container [2023-11-25 00:09:20,079 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:09:20" (3/3) ... [2023-11-25 00:09:20,080 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-3.i [2023-11-25 00:09:20,101 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:09:20,102 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:09:20,158 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:09:20,165 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;@66183604, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:09:20,165 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:09:20,169 INFO L276 IsEmpty]: Start isEmpty. Operand has 44 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 19 states have internal predecessors, (21), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-25 00:09:20,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-25 00:09:20,181 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:09:20,182 INFO L195 NwaCegarLoop]: trace histogram [23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:09:20,183 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:09:20,190 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:09:20,191 INFO L85 PathProgramCache]: Analyzing trace with hash 1579201392, now seen corresponding path program 1 times [2023-11-25 00:09:20,227 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-25 00:09:20,227 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [910335698] [2023-11-25 00:09:20,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:09:20,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-25 00:09:20,407 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-25 00:09:20,408 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1810518798] [2023-11-25 00:09:20,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:09:20,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-25 00:09:20,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d472522-5763-4582-9d18-610c32ee345d/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:09:20,412 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d472522-5763-4582-9d18-610c32ee345d/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-25 00:09:20,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d472522-5763-4582-9d18-610c32ee345d/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-25 00:09:20,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-25 00:09:20,931 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-25 00:09:21,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-25 00:09:21,184 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-25 00:09:21,187 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-25 00:09:21,188 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-25 00:09:21,204 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d472522-5763-4582-9d18-610c32ee345d/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-25 00:09:21,398 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d472522-5763-4582-9d18-610c32ee345d/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-25 00:09:21,403 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-25 00:09:21,407 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-25 00:09:21,548 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 12:09:21 BoogieIcfgContainer [2023-11-25 00:09:21,548 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-25 00:09:21,549 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-25 00:09:21,549 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-25 00:09:21,550 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-25 00:09:21,550 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:09:20" (3/4) ... [2023-11-25 00:09:21,552 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-25 00:09:21,553 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-25 00:09:21,555 INFO L158 Benchmark]: Toolchain (without parser) took 3588.54ms. Allocated memory is still 192.9MB. Free memory was 161.9MB in the beginning and 114.5MB in the end (delta: 47.4MB). Peak memory consumption was 49.6MB. Max. memory is 16.1GB. [2023-11-25 00:09:21,555 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 132.1MB. Free memory is still 77.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:09:21,557 INFO L158 Benchmark]: CACSL2BoogieTranslator took 493.27ms. Allocated memory is still 192.9MB. Free memory was 161.4MB in the beginning and 146.3MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-25 00:09:21,557 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.41ms. Allocated memory is still 192.9MB. Free memory was 146.3MB in the beginning and 141.1MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-25 00:09:21,563 INFO L158 Benchmark]: Boogie Preprocessor took 59.80ms. Allocated memory is still 192.9MB. Free memory was 141.1MB in the beginning and 138.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-25 00:09:21,564 INFO L158 Benchmark]: RCFGBuilder took 1452.86ms. Allocated memory is still 192.9MB. Free memory was 138.5MB in the beginning and 97.7MB in the end (delta: 40.7MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-11-25 00:09:21,566 INFO L158 Benchmark]: TraceAbstraction took 1479.28ms. Allocated memory is still 192.9MB. Free memory was 96.5MB in the beginning and 114.5MB in the end (delta: -18.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:09:21,566 INFO L158 Benchmark]: Witness Printer took 4.56ms. Allocated memory is still 192.9MB. Free memory is still 114.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:09:21,574 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 132.1MB. Free memory is still 77.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 493.27ms. Allocated memory is still 192.9MB. Free memory was 161.4MB in the beginning and 146.3MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.41ms. Allocated memory is still 192.9MB. Free memory was 146.3MB in the beginning and 141.1MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.80ms. Allocated memory is still 192.9MB. Free memory was 141.1MB in the beginning and 138.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1452.86ms. Allocated memory is still 192.9MB. Free memory was 138.5MB in the beginning and 97.7MB in the end (delta: 40.7MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1479.28ms. Allocated memory is still 192.9MB. Free memory was 96.5MB in the beginning and 114.5MB in the end (delta: -18.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.56ms. Allocated memory is still 192.9MB. Free memory is still 114.5MB. 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 bitwiseOr at line 91, overapproximation of shiftRight at line 115, overapproximation of bitwiseAnd at line 106, overapproximation of someBinaryDOUBLEComparisonOperation at line 67. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = -64; [L23] unsigned char var_1_3 = 1; [L24] signed char var_1_5 = -32; [L25] unsigned short int var_1_6 = 256; [L26] unsigned long int var_1_10 = 256; [L27] double var_1_12 = 8.2; [L28] signed char var_1_13 = 16; [L29] signed char var_1_14 = 10; [L30] double var_1_15 = 199.125; [L31] double var_1_16 = 9.4; [L32] double var_1_17 = 9999999999999.6; [L33] unsigned char var_1_20 = 32; [L34] unsigned char var_1_21 = 128; [L35] unsigned char var_1_22 = 64; [L36] unsigned long int var_1_23 = 64; [L37] unsigned long int var_1_24 = 5; [L38] signed short int var_1_28 = 256; [L39] signed long int var_1_30 = -4; [L40] double var_1_32 = 0.0; [L41] unsigned short int var_1_34 = 34858; [L42] unsigned short int var_1_35 = 41225; [L43] double var_1_37 = 63.63; [L44] signed char var_1_39 = 10; [L45] signed char var_1_40 = -25; [L46] signed char var_1_41 = 4; [L47] unsigned char var_1_42 = 50; [L48] unsigned long int last_1_var_1_10 = 256; [L49] unsigned char last_1_var_1_20 = 32; [L179] isInitial = 1 [L180] FCALL initially() [L181] COND TRUE 1 [L182] CALL updateLastVariables() [L171] last_1_var_1_10 = var_1_10 [L172] last_1_var_1_20 = var_1_20 [L182] RET updateLastVariables() [L183] CALL updateVariables() [L134] var_1_3 = __VERIFIER_nondet_uchar() [L135] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=-32, var_1_6=256] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=-32, var_1_6=256] [L136] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=-32, var_1_6=256] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=-32, var_1_6=256] [L137] var_1_5 = __VERIFIER_nondet_char() [L138] CALL assume_abort_if_not(var_1_5 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=126, var_1_6=256] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_5 >= -127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=126, var_1_6=256] [L139] CALL assume_abort_if_not(var_1_5 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=126, var_1_6=256] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_5 <= 126) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=126, var_1_6=256] [L140] var_1_13 = __VERIFIER_nondet_char() [L141] CALL assume_abort_if_not(var_1_13 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=3, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=126, var_1_6=256] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_13 >= -1) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=3, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=126, var_1_6=256] [L142] CALL assume_abort_if_not(var_1_13 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=3, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=126, var_1_6=256] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_13 <= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=3, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=126, var_1_6=256] [L143] var_1_14 = __VERIFIER_nondet_char() [L144] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=3, var_1_14=0, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=126, var_1_6=256] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=3, var_1_14=0, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=126, var_1_6=256] [L145] CALL assume_abort_if_not(var_1_14 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=3, var_1_14=0, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=126, var_1_6=256] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_14 <= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=3, var_1_14=0, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=126, var_1_6=256] [L146] var_1_15 = __VERIFIER_nondet_double() [L147] CALL assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=3, var_1_14=0, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=126, var_1_6=256] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=3, var_1_14=0, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=126, var_1_6=256] [L148] CALL assume_abort_if_not(var_1_15 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=3, var_1_14=0, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=126, var_1_6=256] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_15 != 0.0F) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=3, var_1_14=0, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=126, var_1_6=256] [L149] var_1_16 = __VERIFIER_nondet_double() [L150] CALL assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=3, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=126, var_1_6=256] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=3, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=126, var_1_6=256] [L151] var_1_21 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_21 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=3, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=135, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=126, var_1_6=256] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_21 >= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=3, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=135, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=126, var_1_6=256] [L153] CALL assume_abort_if_not(var_1_21 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=3, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=135, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=126, var_1_6=256] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_21 <= 254) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=3, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=135, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=126, var_1_6=256] [L154] var_1_22 = __VERIFIER_nondet_uchar() [L155] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=3, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=135, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=126, var_1_6=256] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=3, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=135, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=126, var_1_6=256] [L156] CALL assume_abort_if_not(var_1_22 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=3, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=135, var_1_22=127, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=126, var_1_6=256] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_22 <= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=3, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=135, var_1_22=127, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=126, var_1_6=256] [L157] var_1_34 = __VERIFIER_nondet_ushort() [L158] CALL assume_abort_if_not(var_1_34 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=3, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=135, var_1_22=127, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=32767, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=126, var_1_6=256] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_34 >= 32767) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=3, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=135, var_1_22=127, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=32767, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=126, var_1_6=256] [L159] CALL assume_abort_if_not(var_1_34 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=3, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=135, var_1_22=127, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=32767, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=126, var_1_6=256] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_34 <= 65535) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=3, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=135, var_1_22=127, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=32767, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=126, var_1_6=256] [L160] var_1_35 = __VERIFIER_nondet_ushort() [L161] CALL assume_abort_if_not(var_1_35 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=3, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=135, var_1_22=127, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=32767, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=126, var_1_6=256] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_35 >= 32767) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=3, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=135, var_1_22=127, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=32767, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=126, var_1_6=256] [L162] CALL assume_abort_if_not(var_1_35 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=3, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=135, var_1_22=127, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=32767, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=126, var_1_6=256] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_35 <= 65535) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=3, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=135, var_1_22=127, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=32767, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=126, var_1_6=256] [L163] var_1_40 = __VERIFIER_nondet_char() [L164] CALL assume_abort_if_not(var_1_40 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=3, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=135, var_1_22=127, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=32767, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=4, var_1_42=50, var_1_5=126, var_1_6=256] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_40 >= -63) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=3, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=135, var_1_22=127, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=32767, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=4, var_1_42=50, var_1_5=126, var_1_6=256] [L165] CALL assume_abort_if_not(var_1_40 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=3, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=135, var_1_22=127, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=32767, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=4, var_1_42=50, var_1_5=126, var_1_6=256] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_40 <= 63) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=3, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=135, var_1_22=127, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=32767, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=4, var_1_42=50, var_1_5=126, var_1_6=256] [L166] var_1_41 = __VERIFIER_nondet_char() [L167] CALL assume_abort_if_not(var_1_41 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=3, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=135, var_1_22=127, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=32767, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_5=126, var_1_6=256] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_41 >= -63) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=3, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=135, var_1_22=127, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=32767, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_5=126, var_1_6=256] [L168] CALL assume_abort_if_not(var_1_41 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=3, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=135, var_1_22=127, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=32767, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_5=126, var_1_6=256] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_41 <= 63) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=3, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=135, var_1_22=127, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=32767, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_5=126, var_1_6=256] [L183] RET updateVariables() [L184] CALL step() [L53] COND FALSE !(\read(var_1_3)) [L58] signed long int stepLocal_2 = var_1_5 * var_1_13; [L59] COND TRUE stepLocal_2 > last_1_var_1_10 [L60] var_1_20 = ((((((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))) < 0 ) ? -(((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))) : (((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))))) [L62] COND TRUE (((((var_1_14 - var_1_20)) < (var_1_5)) ? ((var_1_14 - var_1_20)) : (var_1_5))) < var_1_20 [L63] COND FALSE !(\read(var_1_3)) [L67] unsigned char stepLocal_1 = var_1_17 <= var_1_17; [L68] COND TRUE stepLocal_1 || var_1_3 [L69] COND TRUE (var_1_17 / var_1_15) > 25.25 [L70] var_1_12 = 128.5 [L75] COND FALSE !(99999.8f < var_1_17) [L86] COND FALSE !((var_1_17 + var_1_12) <= var_1_17) [L91] EXPR var_1_6 ^ var_1_20 [L91] unsigned long int stepLocal_0 = (var_1_6 ^ var_1_20) + var_1_23; [L92] COND FALSE !(var_1_20 <= stepLocal_0) [L97] COND TRUE var_1_20 >= ((((var_1_14) > (var_1_23)) ? (var_1_14) : (var_1_23))) [L98] var_1_24 = ((((((((var_1_23) > (var_1_20)) ? (var_1_23) : (var_1_20)))) < (var_1_14)) ? (((((var_1_23) > (var_1_20)) ? (var_1_23) : (var_1_20)))) : (var_1_14))) [L102] var_1_28 = var_1_20 [L103] EXPR var_1_6 ^ var_1_20 [L103] COND TRUE ((var_1_6 ^ var_1_20) % var_1_21) > -10 [L104] var_1_30 = ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20))) [L106] EXPR ((((var_1_22) > (-16)) ? (var_1_22) : (-16))) & 16 [L106] COND TRUE (~ var_1_5) <= (((((var_1_22) > (-16)) ? (var_1_22) : (-16))) & 16) [L107] var_1_32 = var_1_16 [L115] EXPR var_1_35 & var_1_14 [L115] EXPR (var_1_35 & var_1_14) >> var_1_22 [L115] COND TRUE var_1_20 >= ((var_1_35 & var_1_14) >> var_1_22) [L116] var_1_37 = ((((var_1_16) < (var_1_16)) ? (var_1_16) : (var_1_16))) [L118] var_1_39 = (var_1_40 + ((((var_1_41) < 0 ) ? -(var_1_41) : (var_1_41)))) [L119] COND FALSE !(var_1_22 > var_1_21) [L184] RET step() [L185] CALL, EXPR property() [L175] EXPR (((99999.8f < var_1_17) ? ((! var_1_3) ? ((var_1_17 >= (var_1_17 / 2.5f)) ? (var_1_3 ? (var_1_1 == ((signed char) var_1_5)) : (var_1_1 == ((signed char) var_1_5))) : 1) : 1) : 1) && (var_1_3 ? (((last_1_var_1_10 + (var_1_5 + last_1_var_1_20)) >= last_1_var_1_20) ? (var_1_6 == ((unsigned short int) last_1_var_1_20)) : 1) : 1)) && ((var_1_20 <= ((var_1_6 ^ var_1_20) + var_1_23)) ? ((var_1_12 == var_1_12) ? (var_1_10 == ((unsigned long int) 0u)) : 1) : 1) [L175-L176] return (((((((99999.8f < var_1_17) ? ((! var_1_3) ? ((var_1_17 >= (var_1_17 / 2.5f)) ? (var_1_3 ? (var_1_1 == ((signed char) var_1_5)) : (var_1_1 == ((signed char) var_1_5))) : 1) : 1) : 1) && (var_1_3 ? (((last_1_var_1_10 + (var_1_5 + last_1_var_1_20)) >= last_1_var_1_20) ? (var_1_6 == ((unsigned short int) last_1_var_1_20)) : 1) : 1)) && ((var_1_20 <= ((var_1_6 ^ var_1_20) + var_1_23)) ? ((var_1_12 == var_1_12) ? (var_1_10 == ((unsigned long int) 0u)) : 1) : 1)) && (((var_1_17 <= var_1_17) || var_1_3) ? (((var_1_17 / var_1_15) > 25.25) ? (var_1_12 == ((double) 128.5)) : 1) : (var_1_12 == ((double) var_1_16)))) && (((((((var_1_14 - var_1_20)) < (var_1_5)) ? ((var_1_14 - var_1_20)) : (var_1_5))) < var_1_20) ? (var_1_3 ? (var_1_17 == ((double) 128.1)) : 1) : 1)) && (((var_1_5 * var_1_13) > last_1_var_1_10) ? (var_1_20 == ((unsigned char) ((((((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))) < 0 ) ? -(((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))) : (((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))))))) : 1)) && (((var_1_17 + var_1_12) <= var_1_17) ? ((var_1_6 >= var_1_6) ? (var_1_23 == ((unsigned long int) var_1_20)) : 1) : 1) ; [L185] RET, EXPR property() [L185] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=257/2, var_1_13=3, var_1_14=0, var_1_16=2, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=135, var_1_21=135, var_1_22=127, var_1_23=64, var_1_24=0, var_1_28=135, var_1_30=135, var_1_32=2, var_1_34=32767, var_1_35=65535, var_1_37=2, var_1_39=0, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_5=126, var_1_6=256] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=257/2, var_1_13=3, var_1_14=0, var_1_16=2, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=135, var_1_21=135, var_1_22=127, var_1_23=64, var_1_24=0, var_1_28=135, var_1_30=135, var_1_32=2, var_1_34=32767, var_1_35=65535, var_1_37=2, var_1_39=0, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_5=126, var_1_6=256] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 44 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 23, 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=44occurred 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, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 85 NumberOfCodeBlocks, 85 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 [2023-11-25 00:09:21,607 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d472522-5763-4582-9d18-610c32ee345d/bin/utaipan-verify-SwPr7d2a91/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_3d472522-5763-4582-9d18-610c32ee345d/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d472522-5763-4582-9d18-610c32ee345d/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d472522-5763-4582-9d18-610c32ee345d/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d472522-5763-4582-9d18-610c32ee345d/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d472522-5763-4582-9d18-610c32ee345d/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d472522-5763-4582-9d18-610c32ee345d/bin/utaipan-verify-SwPr7d2a91 --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 c576a24d45ab301447d14f0f509fbb4fda0d590a05a36555d57f7b59c4fd472a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:09:24,363 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:09:24,493 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d472522-5763-4582-9d18-610c32ee345d/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-25 00:09:24,503 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:09:24,504 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:09:24,563 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:09:24,564 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:09:24,564 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:09:24,565 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:09:24,570 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:09:24,571 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:09:24,571 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:09:24,571 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:09:24,573 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:09:24,574 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:09:24,574 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:09:24,575 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:09:24,576 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:09:24,576 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:09:24,577 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:09:24,577 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:09:24,578 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:09:24,578 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:09:24,578 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:09:24,579 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-25 00:09:24,579 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-25 00:09:24,580 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-25 00:09:24,580 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:09:24,580 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:09:24,581 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:09:24,582 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:09:24,582 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-25 00:09:24,583 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:09:24,583 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:09:24,584 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:09:24,584 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:09:24,584 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:09:24,584 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:09:24,585 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-25 00:09:24,586 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-25 00:09:24,586 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:09:24,586 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:09:24,586 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:09:24,587 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:09:24,587 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_3d472522-5763-4582-9d18-610c32ee345d/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d472522-5763-4582-9d18-610c32ee345d/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c576a24d45ab301447d14f0f509fbb4fda0d590a05a36555d57f7b59c4fd472a [2023-11-25 00:09:24,959 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:09:24,980 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:09:24,983 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:09:24,985 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:09:24,985 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:09:24,987 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d472522-5763-4582-9d18-610c32ee345d/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-3.i [2023-11-25 00:09:28,066 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:09:28,407 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:09:28,408 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d472522-5763-4582-9d18-610c32ee345d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-3.i [2023-11-25 00:09:28,418 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d472522-5763-4582-9d18-610c32ee345d/bin/utaipan-verify-SwPr7d2a91/data/e4e10db86/507ac80075ac4c17bbabe8903f992bd6/FLAG09dc884de [2023-11-25 00:09:28,434 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d472522-5763-4582-9d18-610c32ee345d/bin/utaipan-verify-SwPr7d2a91/data/e4e10db86/507ac80075ac4c17bbabe8903f992bd6 [2023-11-25 00:09:28,436 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:09:28,438 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:09:28,439 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:09:28,440 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:09:28,445 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:09:28,446 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:09:28" (1/1) ... [2023-11-25 00:09:28,447 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3565b394 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:28, skipping insertion in model container [2023-11-25 00:09:28,447 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:09:28" (1/1) ... [2023-11-25 00:09:28,482 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:09:28,636 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_3d472522-5763-4582-9d18-610c32ee345d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-3.i[918,931] [2023-11-25 00:09:28,725 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:09:28,753 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:09:28,767 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_3d472522-5763-4582-9d18-610c32ee345d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-3.i[918,931] [2023-11-25 00:09:28,825 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:09:28,852 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:09:28,853 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:28 WrapperNode [2023-11-25 00:09:28,853 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:09:28,857 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:09:28,857 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:09:28,858 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:09:28,866 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:28" (1/1) ... [2023-11-25 00:09:28,881 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:28" (1/1) ... [2023-11-25 00:09:28,920 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 171 [2023-11-25 00:09:28,921 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:09:28,921 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:09:28,922 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:09:28,922 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:09:28,933 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:28" (1/1) ... [2023-11-25 00:09:28,934 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:28" (1/1) ... [2023-11-25 00:09:28,945 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:28" (1/1) ... [2023-11-25 00:09:28,946 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:28" (1/1) ... [2023-11-25 00:09:28,959 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:28" (1/1) ... [2023-11-25 00:09:28,964 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:28" (1/1) ... [2023-11-25 00:09:28,967 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:28" (1/1) ... [2023-11-25 00:09:28,970 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:28" (1/1) ... [2023-11-25 00:09:28,976 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:09:28,977 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:09:28,977 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:09:28,978 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:09:28,978 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:28" (1/1) ... [2023-11-25 00:09:28,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:09:29,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d472522-5763-4582-9d18-610c32ee345d/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:09:29,014 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d472522-5763-4582-9d18-610c32ee345d/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:09:29,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d472522-5763-4582-9d18-610c32ee345d/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:09:29,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:09:29,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-25 00:09:29,070 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-25 00:09:29,070 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-25 00:09:29,076 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:09:29,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:09:29,192 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:09:29,196 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:09:39,614 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:09:39,694 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:09:39,694 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-25 00:09:39,695 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:09:39 BoogieIcfgContainer [2023-11-25 00:09:39,695 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:09:39,698 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:09:39,698 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:09:39,702 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:09:39,702 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:09:28" (1/3) ... [2023-11-25 00:09:39,703 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48eb74ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:09:39, skipping insertion in model container [2023-11-25 00:09:39,703 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:09:28" (2/3) ... [2023-11-25 00:09:39,704 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48eb74ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:09:39, skipping insertion in model container [2023-11-25 00:09:39,704 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:09:39" (3/3) ... [2023-11-25 00:09:39,706 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-3.i [2023-11-25 00:09:39,727 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:09:39,728 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:09:39,802 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:09:39,813 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;@33e0bd27, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:09:39,814 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:09:39,820 INFO L276 IsEmpty]: Start isEmpty. Operand has 77 states, 51 states have (on average 1.5686274509803921) internal successors, (80), 52 states have internal predecessors, (80), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-25 00:09:39,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-11-25 00:09:39,845 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:09:39,845 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:09:39,846 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:09:39,854 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:09:39,855 INFO L85 PathProgramCache]: Analyzing trace with hash -636776129, now seen corresponding path program 1 times [2023-11-25 00:09:39,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:09:39,873 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1703571648] [2023-11-25 00:09:39,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:09:39,874 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 [2023-11-25 00:09:39,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d472522-5763-4582-9d18-610c32ee345d/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:09:39,879 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d472522-5763-4582-9d18-610c32ee345d/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-25 00:09:39,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d472522-5763-4582-9d18-610c32ee345d/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:09:41,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:09:41,176 INFO L262 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-25 00:09:41,190 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:09:43,595 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-11-25 00:09:43,595 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:09:43,596 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:09:43,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1703571648] [2023-11-25 00:09:43,598 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1703571648] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:09:43,598 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:09:43,598 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-25 00:09:43,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1261152991] [2023-11-25 00:09:43,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:09:43,608 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-25 00:09:43,608 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:09:43,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-25 00:09:43,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-25 00:09:43,646 INFO L87 Difference]: Start difference. First operand has 77 states, 51 states have (on average 1.5686274509803921) internal successors, (80), 52 states have internal predecessors, (80), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-25 00:09:46,623 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.77s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:09:49,607 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.98s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:09:52,598 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.75s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:09:55,582 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.98s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:09:58,853 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:09:59,978 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:10:02,548 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.57s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:10:07,002 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.46s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:10:09,014 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:10:11,026 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:10:13,035 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:10:15,040 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:10:15,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:10:15,534 INFO L93 Difference]: Finished difference Result 225 states and 420 transitions. [2023-11-25 00:10:15,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-25 00:10:15,538 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 149 [2023-11-25 00:10:15,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:10:15,553 INFO L225 Difference]: With dead ends: 225 [2023-11-25 00:10:15,553 INFO L226 Difference]: Without dead ends: 149 [2023-11-25 00:10:15,558 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-25 00:10:15,563 INFO L413 NwaCegarLoop]: 139 mSDtfsCounter, 84 mSDsluCounter, 220 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 2 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 359 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31.7s IncrementalHoareTripleChecker+Time [2023-11-25 00:10:15,564 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 359 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 26 Invalid, 10 Unknown, 0 Unchecked, 31.7s Time] [2023-11-25 00:10:15,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2023-11-25 00:10:15,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 147. [2023-11-25 00:10:15,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147 states, 98 states have (on average 1.4387755102040816) internal successors, (141), 98 states have internal predecessors, (141), 46 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2023-11-25 00:10:15,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 233 transitions. [2023-11-25 00:10:15,652 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 233 transitions. Word has length 149 [2023-11-25 00:10:15,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:10:15,653 INFO L495 AbstractCegarLoop]: Abstraction has 147 states and 233 transitions. [2023-11-25 00:10:15,654 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-25 00:10:15,654 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 233 transitions. [2023-11-25 00:10:15,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-25 00:10:15,659 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:10:15,660 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:10:15,692 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d472522-5763-4582-9d18-610c32ee345d/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-25 00:10:15,884 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d472522-5763-4582-9d18-610c32ee345d/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:10:15,885 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:10:15,885 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:10:15,885 INFO L85 PathProgramCache]: Analyzing trace with hash -1989078411, now seen corresponding path program 1 times [2023-11-25 00:10:15,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:10:15,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [432459175] [2023-11-25 00:10:15,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:10:15,886 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 [2023-11-25 00:10:15,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d472522-5763-4582-9d18-610c32ee345d/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:10:15,888 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d472522-5763-4582-9d18-610c32ee345d/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-25 00:10:15,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d472522-5763-4582-9d18-610c32ee345d/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:10:17,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:10:17,292 INFO L262 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-25 00:10:17,301 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:10:17,384 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-11-25 00:10:17,384 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:10:17,385 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:10:17,385 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [432459175] [2023-11-25 00:10:17,386 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [432459175] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:10:17,386 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:10:17,386 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-25 00:10:17,387 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205684363] [2023-11-25 00:10:17,387 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:10:17,389 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-25 00:10:17,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:10:17,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-25 00:10:17,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-25 00:10:17,392 INFO L87 Difference]: Start difference. First operand 147 states and 233 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-25 00:10:21,039 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.48s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []