./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-90.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d49290-c8f0-47b0-b395-813f29ec0e38/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d49290-c8f0-47b0-b395-813f29ec0e38/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_25d49290-c8f0-47b0-b395-813f29ec0e38/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d49290-c8f0-47b0-b395-813f29ec0e38/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-90.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d49290-c8f0-47b0-b395-813f29ec0e38/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_25d49290-c8f0-47b0-b395-813f29ec0e38/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 ae79bf453a9c89f89bbe0ebf3e59117c9995c7b98eb02178d7d3c8f9382afd83 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:19:01,698 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:19:01,816 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d49290-c8f0-47b0-b395-813f29ec0e38/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-24 23:19:01,826 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:19:01,830 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:19:01,869 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:19:01,870 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:19:01,870 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:19:01,872 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:19:01,872 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:19:01,873 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:19:01,873 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:19:01,874 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:19:01,874 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:19:01,875 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:19:01,875 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:19:01,876 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:19:01,876 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:19:01,877 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:19:01,877 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:19:01,878 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:19:01,878 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:19:01,879 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:19:01,879 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:19:01,880 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:19:01,880 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:19:01,881 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:19:01,881 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:19:01,881 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:19:01,882 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:19:01,882 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:19:01,882 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:19:01,883 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:19:01,883 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:19:01,883 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:19:01,883 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:19:01,884 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:19:01,884 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:19:01,884 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:19:01,884 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:19:01,885 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:19:01,885 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:19:01,885 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:19:01,885 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:19:01,886 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:19:01,886 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:19:01,886 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:19:01,886 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_25d49290-c8f0-47b0-b395-813f29ec0e38/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d49290-c8f0-47b0-b395-813f29ec0e38/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ae79bf453a9c89f89bbe0ebf3e59117c9995c7b98eb02178d7d3c8f9382afd83 [2023-11-24 23:19:02,215 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:19:02,236 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:19:02,239 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:19:02,241 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:19:02,241 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:19:02,243 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d49290-c8f0-47b0-b395-813f29ec0e38/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-90.i [2023-11-24 23:19:05,415 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:19:05,665 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:19:05,666 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d49290-c8f0-47b0-b395-813f29ec0e38/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-90.i [2023-11-24 23:19:05,676 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d49290-c8f0-47b0-b395-813f29ec0e38/bin/utaipan-verify-SwPr7d2a91/data/ec21767dc/be5c5496db304134995c28ec0844da18/FLAG3e3156244 [2023-11-24 23:19:05,694 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d49290-c8f0-47b0-b395-813f29ec0e38/bin/utaipan-verify-SwPr7d2a91/data/ec21767dc/be5c5496db304134995c28ec0844da18 [2023-11-24 23:19:05,703 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:19:05,704 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:19:05,707 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:19:05,707 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:19:05,713 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:19:05,714 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:19:05" (1/1) ... [2023-11-24 23:19:05,715 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d0e6472 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:05, skipping insertion in model container [2023-11-24 23:19:05,715 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:19:05" (1/1) ... [2023-11-24 23:19:05,759 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:19:05,970 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_25d49290-c8f0-47b0-b395-813f29ec0e38/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-90.i[915,928] [2023-11-24 23:19:06,092 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:19:06,116 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:19:06,136 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_25d49290-c8f0-47b0-b395-813f29ec0e38/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-90.i[915,928] [2023-11-24 23:19:06,204 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:19:06,225 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:19:06,225 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:06 WrapperNode [2023-11-24 23:19:06,225 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:19:06,227 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:19:06,227 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:19:06,227 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:19:06,236 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:06" (1/1) ... [2023-11-24 23:19:06,261 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:06" (1/1) ... [2023-11-24 23:19:06,319 INFO L138 Inliner]: procedures = 26, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 202 [2023-11-24 23:19:06,319 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:19:06,320 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:19:06,321 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:19:06,321 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:19:06,334 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:06" (1/1) ... [2023-11-24 23:19:06,335 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:06" (1/1) ... [2023-11-24 23:19:06,338 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:06" (1/1) ... [2023-11-24 23:19:06,338 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:06" (1/1) ... [2023-11-24 23:19:06,350 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:06" (1/1) ... [2023-11-24 23:19:06,354 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:06" (1/1) ... [2023-11-24 23:19:06,357 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:06" (1/1) ... [2023-11-24 23:19:06,360 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:06" (1/1) ... [2023-11-24 23:19:06,365 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:19:06,366 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:19:06,366 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:19:06,367 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:19:06,368 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:06" (1/1) ... [2023-11-24 23:19:06,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:19:06,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d49290-c8f0-47b0-b395-813f29ec0e38/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:19:06,431 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d49290-c8f0-47b0-b395-813f29ec0e38/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:19:06,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d49290-c8f0-47b0-b395-813f29ec0e38/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:19:06,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:19:06,522 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:19:06,523 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:19:06,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:19:06,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:19:06,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:19:06,650 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:19:06,652 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:19:07,120 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:19:07,519 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:19:07,520 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:19:07,521 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:19:07 BoogieIcfgContainer [2023-11-24 23:19:07,522 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:19:07,525 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:19:07,526 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:19:07,529 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:19:07,530 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:19:05" (1/3) ... [2023-11-24 23:19:07,531 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b019518 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:19:07, skipping insertion in model container [2023-11-24 23:19:07,532 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:06" (2/3) ... [2023-11-24 23:19:07,534 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b019518 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:19:07, skipping insertion in model container [2023-11-24 23:19:07,534 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:19:07" (3/3) ... [2023-11-24 23:19:07,535 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-90.i [2023-11-24 23:19:07,556 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:19:07,557 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:19:07,621 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:19:07,630 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;@18c17ab5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:19:07,631 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:19:07,636 INFO L276 IsEmpty]: Start isEmpty. Operand has 45 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 19 states have internal predecessors, (21), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-24 23:19:07,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-24 23:19:07,650 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:19:07,652 INFO L195 NwaCegarLoop]: trace histogram [24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:19:07,653 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:19:07,660 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:19:07,661 INFO L85 PathProgramCache]: Analyzing trace with hash -1900113176, now seen corresponding path program 1 times [2023-11-24 23:19:07,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:19:07,670 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [272753437] [2023-11-24 23:19:07,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:19:07,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:19:07,922 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-24 23:19:07,923 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1253940915] [2023-11-24 23:19:07,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:19:07,924 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:19:07,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d49290-c8f0-47b0-b395-813f29ec0e38/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:19:07,927 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d49290-c8f0-47b0-b395-813f29ec0e38/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:19:07,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d49290-c8f0-47b0-b395-813f29ec0e38/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-24 23:19:08,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:19:08,317 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:19:08,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:19:08,565 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-24 23:19:08,571 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-24 23:19:08,573 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-24 23:19:08,590 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d49290-c8f0-47b0-b395-813f29ec0e38/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:19:08,789 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d49290-c8f0-47b0-b395-813f29ec0e38/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:19:08,793 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-24 23:19:08,798 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-24 23:19:08,909 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 11:19:08 BoogieIcfgContainer [2023-11-24 23:19:08,910 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-24 23:19:08,910 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:19:08,910 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:19:08,911 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:19:08,911 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:19:07" (3/4) ... [2023-11-24 23:19:08,916 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:19:08,917 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:19:08,919 INFO L158 Benchmark]: Toolchain (without parser) took 3213.74ms. Allocated memory was 138.4MB in the beginning and 192.9MB in the end (delta: 54.5MB). Free memory was 92.8MB in the beginning and 125.0MB in the end (delta: -32.1MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. [2023-11-24 23:19:08,919 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 98.6MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:19:08,920 INFO L158 Benchmark]: CACSL2BoogieTranslator took 519.35ms. Allocated memory is still 138.4MB. Free memory was 92.5MB in the beginning and 78.2MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 23:19:08,921 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.67ms. Allocated memory is still 138.4MB. Free memory was 78.2MB in the beginning and 75.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:19:08,921 INFO L158 Benchmark]: Boogie Preprocessor took 45.07ms. Allocated memory is still 138.4MB. Free memory was 75.4MB in the beginning and 73.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:19:08,922 INFO L158 Benchmark]: RCFGBuilder took 1155.74ms. Allocated memory is still 138.4MB. Free memory was 73.3MB in the beginning and 59.0MB in the end (delta: 14.3MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2023-11-24 23:19:08,923 INFO L158 Benchmark]: TraceAbstraction took 1384.42ms. Allocated memory was 138.4MB in the beginning and 192.9MB in the end (delta: 54.5MB). Free memory was 58.2MB in the beginning and 126.0MB in the end (delta: -67.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:19:08,923 INFO L158 Benchmark]: Witness Printer took 6.97ms. Allocated memory is still 192.9MB. Free memory was 126.0MB in the beginning and 125.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:19:08,926 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 98.6MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 519.35ms. Allocated memory is still 138.4MB. Free memory was 92.5MB in the beginning and 78.2MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.67ms. Allocated memory is still 138.4MB. Free memory was 78.2MB in the beginning and 75.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.07ms. Allocated memory is still 138.4MB. Free memory was 75.4MB in the beginning and 73.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1155.74ms. Allocated memory is still 138.4MB. Free memory was 73.3MB in the beginning and 59.0MB in the end (delta: 14.3MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. * TraceAbstraction took 1384.42ms. Allocated memory was 138.4MB in the beginning and 192.9MB in the end (delta: 54.5MB). Free memory was 58.2MB in the beginning and 126.0MB in the end (delta: -67.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.97ms. Allocated memory is still 192.9MB. Free memory was 126.0MB in the beginning and 125.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 79, overapproximation of shiftRight at line 61, overapproximation of bitwiseOr at line 78, overapproximation of someBinaryArithmeticFLOAToperation at line 102, overapproximation of someUnaryFLOAToperation at line 107. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -32; [L23] signed long int var_1_3 = 10; [L24] signed long int var_1_4 = 64; [L25] unsigned short int var_1_11 = 64; [L26] unsigned short int var_1_12 = 8; [L27] unsigned short int var_1_13 = 5; [L28] signed short int var_1_14 = 8; [L29] unsigned short int var_1_15 = 62763; [L30] unsigned long int var_1_16 = 25; [L31] float var_1_18 = 63.25; [L32] unsigned char var_1_20 = 0; [L33] float var_1_21 = 7.8; [L34] float var_1_22 = 32.1; [L35] unsigned char var_1_23 = 0; [L36] signed long int var_1_24 = -16; [L37] signed short int var_1_26 = 16; [L38] signed short int var_1_27 = -128; [L39] unsigned char var_1_28 = 1; [L40] signed long int var_1_29 = 200; [L41] unsigned long int var_1_30 = 16; [L42] unsigned long int var_1_31 = 0; [L43] signed short int var_1_32 = 0; [L44] signed short int var_1_33 = -4; [L45] signed char var_1_34 = -16; [L46] signed short int var_1_35 = 256; [L47] signed short int var_1_36 = 256; [L48] signed long int last_1_var_1_1 = -32; [L49] unsigned short int last_1_var_1_11 = 64; [L50] signed short int last_1_var_1_14 = 8; [L51] unsigned long int last_1_var_1_16 = 25; [L52] float last_1_var_1_18 = 63.25; [L174] isInitial = 1 [L175] FCALL initially() [L176] COND TRUE 1 [L177] CALL updateLastVariables() [L163] last_1_var_1_1 = var_1_1 [L164] last_1_var_1_11 = var_1_11 [L165] last_1_var_1_14 = var_1_14 [L166] last_1_var_1_16 = var_1_16 [L167] last_1_var_1_18 = var_1_18 [L177] RET updateLastVariables() [L178] CALL updateVariables() [L125] var_1_3 = __VERIFIER_nondet_long() [L126] CALL assume_abort_if_not(var_1_3 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=64] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_3 >= -2147483648) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=64] [L127] CALL assume_abort_if_not(var_1_3 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=64] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_3 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=64] [L128] CALL assume_abort_if_not(var_1_3 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=64] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_3 != 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=64] [L129] var_1_4 = __VERIFIER_nondet_long() [L130] CALL assume_abort_if_not(var_1_4 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=-8] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_4 >= -2147483648) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=-8] [L131] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=-8] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=-8] [L132] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=-8] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=-8] [L133] var_1_12 = __VERIFIER_nondet_ushort() [L134] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=-8] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=-8] [L135] CALL assume_abort_if_not(var_1_12 <= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=-8] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_12 <= 16384) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=-8] [L136] var_1_13 = __VERIFIER_nondet_ushort() [L137] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=-8] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=-8] [L138] CALL assume_abort_if_not(var_1_13 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=9, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=-8] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_13 <= 16383) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=9, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=-8] [L139] var_1_15 = __VERIFIER_nondet_ushort() [L140] CALL assume_abort_if_not(var_1_15 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=9, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=-8] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_15 >= 32767) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=9, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=-8] [L141] CALL assume_abort_if_not(var_1_15 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=9, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=-8] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_15 <= 65535) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=9, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=-8] [L142] var_1_20 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=9, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=-8] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=9, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=-8] [L144] CALL assume_abort_if_not(var_1_20 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=9, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=-8] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_20 <= 1) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=9, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=-8] [L145] var_1_21 = __VERIFIER_nondet_float() [L146] CALL assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=9, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=-8] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=9, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=-8] [L147] var_1_22 = __VERIFIER_nondet_float() [L148] CALL assume_abort_if_not((var_1_22 >= -461168.6018427382800e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=9, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=-8] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not((var_1_22 >= -461168.6018427382800e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=9, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=-8] [L149] var_1_23 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=9, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=-8] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=9, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=-8] [L151] CALL assume_abort_if_not(var_1_23 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=9, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=-8] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_23 <= 1) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=9, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_27=-128, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=-8] [L152] var_1_27 = __VERIFIER_nondet_short() [L153] CALL assume_abort_if_not(var_1_27 >= -32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=9, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_27=-1, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=-8] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_27 >= -32767) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=9, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_27=-1, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=-8] [L154] CALL assume_abort_if_not(var_1_27 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=9, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_27=-1, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=-8] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_27 <= 32766) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=9, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_27=-1, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=-8] [L155] var_1_31 = __VERIFIER_nondet_ulong() [L156] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=9, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_27=-1, var_1_28=1, var_1_29=200, var_1_30=16, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=-8] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=9, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_27=-1, var_1_28=1, var_1_29=200, var_1_30=16, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=-8] [L157] CALL assume_abort_if_not(var_1_31 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=9, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_27=-1, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=-8] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_31 <= 4294967294) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=9, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_27=-1, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=-4, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=-8] [L158] var_1_33 = __VERIFIER_nondet_short() [L159] CALL assume_abort_if_not(var_1_33 >= -16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=9, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_27=-1, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=16383, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=-8] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_33 >= -16383) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=9, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_27=-1, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=16383, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=-8] [L160] CALL assume_abort_if_not(var_1_33 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=9, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_27=-1, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=16383, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=-8] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_33 <= 16383) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=9, var_1_14=8, var_1_15=65535, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_27=-1, var_1_28=1, var_1_29=200, var_1_30=16, var_1_31=0, var_1_32=0, var_1_33=16383, var_1_34=-16, var_1_35=256, var_1_36=256, var_1_3=-9, var_1_4=-8] [L178] RET updateVariables() [L179] CALL step() [L56] var_1_26 = var_1_27 [L57] var_1_28 = 0 [L58] var_1_29 = var_1_26 [L59] var_1_30 = var_1_31 [L60] COND FALSE !(var_1_27 < var_1_26) [L73] var_1_32 = var_1_33 [L75] var_1_34 = -25 [L76] var_1_35 = var_1_33 [L77] var_1_36 = var_1_27 [L78] EXPR last_1_var_1_1 | last_1_var_1_16 [L78] COND TRUE (last_1_var_1_14 / ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) <= (last_1_var_1_1 | last_1_var_1_16) [L79] COND FALSE !((last_1_var_1_18 * last_1_var_1_18) < last_1_var_1_18) [L82] var_1_1 = last_1_var_1_11 [L87] COND FALSE !((- (- last_1_var_1_18)) != last_1_var_1_18) [L94] var_1_24 = last_1_var_1_14 [L96] COND FALSE !(((var_1_15 - var_1_12) + var_1_24) < var_1_24) [L99] unsigned short int stepLocal_0 = var_1_13; [L100] COND TRUE var_1_24 < stepLocal_0 [L101] COND FALSE !(\read(var_1_20)) [L104] COND TRUE \read(var_1_23) [L105] var_1_18 = (var_1_22 + var_1_21) [L113] COND FALSE !(var_1_18 != (var_1_18 + var_1_18)) [L116] COND FALSE !(((var_1_1 * var_1_4) + var_1_1) > var_1_1) [L121] var_1_16 = 0u [L179] RET step() [L180] CALL, EXPR property() [L170] EXPR last_1_var_1_1 | last_1_var_1_16 [L170-L171] return (((((((last_1_var_1_14 / ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) <= (last_1_var_1_1 | last_1_var_1_16)) ? (((last_1_var_1_18 * last_1_var_1_18) < last_1_var_1_18) ? (var_1_1 == ((signed long int) last_1_var_1_11)) : (var_1_1 == ((signed long int) last_1_var_1_11))) : (var_1_1 == ((signed long int) last_1_var_1_11))) && ((var_1_18 != (var_1_18 + var_1_18)) ? (var_1_11 == ((unsigned short int) ((var_1_12 + var_1_13) + 32))) : 1)) && ((((var_1_15 - var_1_12) + var_1_24) < var_1_24) ? (var_1_14 == ((signed short int) var_1_12)) : 1)) && ((((var_1_1 * var_1_4) + var_1_1) > var_1_1) ? ((var_1_14 < var_1_1) ? (var_1_16 == ((unsigned long int) var_1_12)) : 1) : (var_1_16 == ((unsigned long int) 0u)))) && ((var_1_24 < var_1_13) ? (var_1_20 ? (var_1_18 == ((float) (((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))) + var_1_22))) : (var_1_23 ? (var_1_18 == ((float) (var_1_22 + var_1_21))) : (var_1_18 == ((float) -0.75f)))) : (var_1_18 == ((float) var_1_21)))) && (((- (- last_1_var_1_18)) != last_1_var_1_18) ? ((var_1_12 <= ((((last_1_var_1_14) > ((- last_1_var_1_14))) ? (last_1_var_1_14) : ((- last_1_var_1_14))))) ? (var_1_24 == ((signed long int) -50)) : (var_1_24 == ((signed long int) last_1_var_1_14))) : (var_1_24 == ((signed long int) last_1_var_1_14))) ; [L180] RET, EXPR property() [L180] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=9, var_1_14=8, var_1_15=65535, var_1_16=0, var_1_18=0, var_1_1=64, var_1_20=0, var_1_21=0, var_1_23=1, var_1_24=8, var_1_26=-1, var_1_27=-1, var_1_28=0, var_1_29=-1, var_1_30=0, var_1_31=0, var_1_32=16383, var_1_33=16383, var_1_34=-25, var_1_35=16383, var_1_36=-1, var_1_3=-9, var_1_4=-8] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=1, var_1_13=9, var_1_14=8, var_1_15=65535, var_1_16=0, var_1_18=0, var_1_1=64, var_1_20=0, var_1_21=0, var_1_23=1, var_1_24=8, var_1_26=-1, var_1_27=-1, var_1_28=0, var_1_29=-1, var_1_30=0, var_1_31=0, var_1_32=16383, var_1_33=16383, var_1_34=-25, var_1_35=16383, var_1_36=-1, var_1_3=-9, var_1_4=-8] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 45 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 24, 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=45occurred 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, 88 NumberOfCodeBlocks, 88 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 [2023-11-24 23:19:08,971 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d49290-c8f0-47b0-b395-813f29ec0e38/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d49290-c8f0-47b0-b395-813f29ec0e38/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d49290-c8f0-47b0-b395-813f29ec0e38/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_25d49290-c8f0-47b0-b395-813f29ec0e38/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d49290-c8f0-47b0-b395-813f29ec0e38/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-90.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d49290-c8f0-47b0-b395-813f29ec0e38/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_25d49290-c8f0-47b0-b395-813f29ec0e38/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 ae79bf453a9c89f89bbe0ebf3e59117c9995c7b98eb02178d7d3c8f9382afd83 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:19:11,661 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:19:11,784 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d49290-c8f0-47b0-b395-813f29ec0e38/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-24 23:19:11,793 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:19:11,811 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:19:11,855 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:19:11,856 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:19:11,856 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:19:11,857 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:19:11,862 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:19:11,863 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:19:11,863 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:19:11,864 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:19:11,866 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:19:11,866 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:19:11,867 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:19:11,868 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:19:11,868 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:19:11,869 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:19:11,870 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:19:11,871 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:19:11,871 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:19:11,872 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:19:11,872 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:19:11,873 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:19:11,873 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:19:11,874 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:19:11,874 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:19:11,875 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:19:11,875 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:19:11,876 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:19:11,877 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 23:19:11,877 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:19:11,877 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:19:11,878 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:19:11,878 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:19:11,878 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:19:11,878 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:19:11,879 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:19:11,880 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:19:11,880 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:19:11,880 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:19:11,881 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:19:11,881 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:19:11,881 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_25d49290-c8f0-47b0-b395-813f29ec0e38/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d49290-c8f0-47b0-b395-813f29ec0e38/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ae79bf453a9c89f89bbe0ebf3e59117c9995c7b98eb02178d7d3c8f9382afd83 [2023-11-24 23:19:12,314 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:19:12,342 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:19:12,345 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:19:12,346 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:19:12,347 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:19:12,348 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d49290-c8f0-47b0-b395-813f29ec0e38/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-90.i [2023-11-24 23:19:15,447 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:19:15,745 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:19:15,747 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d49290-c8f0-47b0-b395-813f29ec0e38/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-90.i [2023-11-24 23:19:15,761 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d49290-c8f0-47b0-b395-813f29ec0e38/bin/utaipan-verify-SwPr7d2a91/data/199978ee8/3c71d6f3888e463ea4c99de1444cfb70/FLAGf01e435e5 [2023-11-24 23:19:15,779 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d49290-c8f0-47b0-b395-813f29ec0e38/bin/utaipan-verify-SwPr7d2a91/data/199978ee8/3c71d6f3888e463ea4c99de1444cfb70 [2023-11-24 23:19:15,782 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:19:15,784 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:19:15,796 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:19:15,796 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:19:15,802 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:19:15,803 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:19:15" (1/1) ... [2023-11-24 23:19:15,804 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4752bf77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:15, skipping insertion in model container [2023-11-24 23:19:15,804 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:19:15" (1/1) ... [2023-11-24 23:19:15,850 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:19:16,076 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_25d49290-c8f0-47b0-b395-813f29ec0e38/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-90.i[915,928] [2023-11-24 23:19:16,174 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:19:16,207 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:19:16,223 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_25d49290-c8f0-47b0-b395-813f29ec0e38/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-90.i[915,928] [2023-11-24 23:19:16,281 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:19:16,311 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:19:16,311 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:16 WrapperNode [2023-11-24 23:19:16,312 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:19:16,313 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:19:16,313 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:19:16,313 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:19:16,322 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:16" (1/1) ... [2023-11-24 23:19:16,348 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:16" (1/1) ... [2023-11-24 23:19:16,398 INFO L138 Inliner]: procedures = 27, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 171 [2023-11-24 23:19:16,400 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:19:16,401 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:19:16,402 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:19:16,402 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:19:16,439 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:16" (1/1) ... [2023-11-24 23:19:16,439 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:16" (1/1) ... [2023-11-24 23:19:16,452 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:16" (1/1) ... [2023-11-24 23:19:16,453 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:16" (1/1) ... [2023-11-24 23:19:16,471 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:16" (1/1) ... [2023-11-24 23:19:16,475 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:16" (1/1) ... [2023-11-24 23:19:16,477 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:16" (1/1) ... [2023-11-24 23:19:16,480 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:16" (1/1) ... [2023-11-24 23:19:16,532 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:19:16,533 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:19:16,533 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:19:16,534 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:19:16,534 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:16" (1/1) ... [2023-11-24 23:19:16,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:19:16,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d49290-c8f0-47b0-b395-813f29ec0e38/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:19:16,574 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d49290-c8f0-47b0-b395-813f29ec0e38/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:19:16,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d49290-c8f0-47b0-b395-813f29ec0e38/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:19:16,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:19:16,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:19:16,619 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:19:16,620 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:19:16,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:19:16,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:19:16,727 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:19:16,734 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:19:18,247 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:19:18,346 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:19:18,353 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:19:18,354 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:19:18 BoogieIcfgContainer [2023-11-24 23:19:18,361 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:19:18,364 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:19:18,364 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:19:18,367 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:19:18,368 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:19:15" (1/3) ... [2023-11-24 23:19:18,369 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17b8b7cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:19:18, skipping insertion in model container [2023-11-24 23:19:18,370 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:16" (2/3) ... [2023-11-24 23:19:18,371 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17b8b7cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:19:18, skipping insertion in model container [2023-11-24 23:19:18,374 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:19:18" (3/3) ... [2023-11-24 23:19:18,375 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-90.i [2023-11-24 23:19:18,395 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:19:18,395 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:19:18,446 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:19:18,453 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;@63e9080f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:19:18,454 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:19:18,459 INFO L276 IsEmpty]: Start isEmpty. Operand has 66 states, 39 states have (on average 1.5128205128205128) internal successors, (59), 40 states have internal predecessors, (59), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-24 23:19:18,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-11-24 23:19:18,476 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:19:18,477 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:19:18,478 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:19:18,483 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:19:18,483 INFO L85 PathProgramCache]: Analyzing trace with hash 2073268133, now seen corresponding path program 1 times [2023-11-24 23:19:18,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:19:18,496 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1771301657] [2023-11-24 23:19:18,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:19:18,497 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 [2023-11-24 23:19:18,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d49290-c8f0-47b0-b395-813f29ec0e38/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:19:18,536 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d49290-c8f0-47b0-b395-813f29ec0e38/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) [2023-11-24 23:19:18,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d49290-c8f0-47b0-b395-813f29ec0e38/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 [2023-11-24 23:19:18,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:19:18,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:19:18,997 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:19:19,047 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 406 proven. 0 refuted. 0 times theorem prover too weak. 698 trivial. 0 not checked. [2023-11-24 23:19:19,048 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:19:19,049 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:19:19,049 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1771301657] [2023-11-24 23:19:19,050 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1771301657] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:19:19,050 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:19:19,050 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 23:19:19,052 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [104893210] [2023-11-24 23:19:19,053 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:19:19,058 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-24 23:19:19,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:19:19,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-24 23:19:19,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:19:19,091 INFO L87 Difference]: Start difference. First operand has 66 states, 39 states have (on average 1.5128205128205128) internal successors, (59), 40 states have internal predecessors, (59), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-24 23:19:19,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:19:19,852 INFO L93 Difference]: Finished difference Result 129 states and 236 transitions. [2023-11-24 23:19:19,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 23:19:19,864 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 146 [2023-11-24 23:19:19,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:19:19,872 INFO L225 Difference]: With dead ends: 129 [2023-11-24 23:19:19,872 INFO L226 Difference]: Without dead ends: 64 [2023-11-24 23:19:19,876 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:19:19,880 INFO L413 NwaCegarLoop]: 98 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 98 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-11-24 23:19:19,881 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 98 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-11-24 23:19:19,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2023-11-24 23:19:19,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 64. [2023-11-24 23:19:19,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 38 states have (on average 1.394736842105263) internal successors, (53), 38 states have internal predecessors, (53), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-24 23:19:19,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 101 transitions. [2023-11-24 23:19:19,931 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 101 transitions. Word has length 146 [2023-11-24 23:19:19,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:19:19,932 INFO L495 AbstractCegarLoop]: Abstraction has 64 states and 101 transitions. [2023-11-24 23:19:19,932 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-24 23:19:19,932 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 101 transitions. [2023-11-24 23:19:19,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-11-24 23:19:19,936 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:19:19,937 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:19:19,948 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d49290-c8f0-47b0-b395-813f29ec0e38/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)] Forceful destruction successful, exit code 0 [2023-11-24 23:19:20,146 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d49290-c8f0-47b0-b395-813f29ec0e38/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 [2023-11-24 23:19:20,146 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:19:20,147 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:19:20,147 INFO L85 PathProgramCache]: Analyzing trace with hash -546437475, now seen corresponding path program 1 times [2023-11-24 23:19:20,148 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:19:20,148 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [340293219] [2023-11-24 23:19:20,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:19:20,149 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 [2023-11-24 23:19:20,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d49290-c8f0-47b0-b395-813f29ec0e38/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:19:20,150 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d49290-c8f0-47b0-b395-813f29ec0e38/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) [2023-11-24 23:19:20,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d49290-c8f0-47b0-b395-813f29ec0e38/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 [2023-11-24 23:19:20,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:19:20,578 INFO L262 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-24 23:19:20,587 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:19:22,203 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 611 proven. 84 refuted. 0 times theorem prover too weak. 409 trivial. 0 not checked. [2023-11-24 23:19:22,204 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:19:22,768 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:19:22,768 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [340293219] [2023-11-24 23:19:22,768 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [340293219] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-24 23:19:22,768 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1307613201] [2023-11-24 23:19:22,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:19:22,769 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:19:22,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d49290-c8f0-47b0-b395-813f29ec0e38/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-24 23:19:22,775 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d49290-c8f0-47b0-b395-813f29ec0e38/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:19:22,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d49290-c8f0-47b0-b395-813f29ec0e38/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-24 23:19:23,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:19:23,701 INFO L262 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 23:19:23,710 INFO L285 TraceCheckSpWp]: Computing forward predicates...