./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-70.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_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-70.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2d357294cdbf181a5e3af8d47a55d3f998f7b8aa6adbc65e90978c3a6596470a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 03:46:18,781 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 03:46:18,846 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 03:46:18,850 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 03:46:18,851 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 03:46:18,875 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 03:46:18,876 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 03:46:18,876 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 03:46:18,877 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 03:46:18,878 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 03:46:18,878 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 03:46:18,879 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 03:46:18,879 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 03:46:18,880 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 03:46:18,880 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 03:46:18,881 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 03:46:18,881 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 03:46:18,882 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 03:46:18,882 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 03:46:18,883 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 03:46:18,883 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 03:46:18,884 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 03:46:18,884 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 03:46:18,885 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 03:46:18,885 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 03:46:18,885 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 03:46:18,886 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 03:46:18,886 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 03:46:18,887 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 03:46:18,887 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 03:46:18,888 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 03:46:18,888 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 03:46:18,889 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 03:46:18,889 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 03:46:18,889 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 03:46:18,890 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 03:46:18,890 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 03:46:18,890 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 03:46:18,890 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 03:46:18,891 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 03:46:18,891 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 03:46:18,891 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 03:46:18,891 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2d357294cdbf181a5e3af8d47a55d3f998f7b8aa6adbc65e90978c3a6596470a [2023-11-29 03:46:19,102 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 03:46:19,123 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 03:46:19,126 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 03:46:19,127 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 03:46:19,128 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 03:46:19,129 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-70.i [2023-11-29 03:46:21,905 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 03:46:22,093 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 03:46:22,094 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-70.i [2023-11-29 03:46:22,104 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/data/a0ecf450a/bdd6249f67094d4f9c90c40561243e53/FLAGcbba653be [2023-11-29 03:46:22,118 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/data/a0ecf450a/bdd6249f67094d4f9c90c40561243e53 [2023-11-29 03:46:22,120 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 03:46:22,121 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 03:46:22,122 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 03:46:22,123 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 03:46:22,128 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 03:46:22,129 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:46:22" (1/1) ... [2023-11-29 03:46:22,130 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f3f1ded and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:22, skipping insertion in model container [2023-11-29 03:46:22,130 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:46:22" (1/1) ... [2023-11-29 03:46:22,167 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 03:46:22,317 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_fd98afee-a528-449a-a73c-7e1cf86d0699/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-70.i[915,928] [2023-11-29 03:46:22,378 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:46:22,391 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 03:46:22,403 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_fd98afee-a528-449a-a73c-7e1cf86d0699/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-70.i[915,928] [2023-11-29 03:46:22,434 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:46:22,452 INFO L206 MainTranslator]: Completed translation [2023-11-29 03:46:22,452 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:22 WrapperNode [2023-11-29 03:46:22,452 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 03:46:22,453 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 03:46:22,454 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 03:46:22,454 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 03:46:22,461 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:22" (1/1) ... [2023-11-29 03:46:22,473 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:22" (1/1) ... [2023-11-29 03:46:22,508 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 155 [2023-11-29 03:46:22,508 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 03:46:22,509 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 03:46:22,509 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 03:46:22,509 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 03:46:22,521 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:22" (1/1) ... [2023-11-29 03:46:22,521 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:22" (1/1) ... [2023-11-29 03:46:22,524 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:22" (1/1) ... [2023-11-29 03:46:22,543 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 03:46:22,543 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:22" (1/1) ... [2023-11-29 03:46:22,543 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:22" (1/1) ... [2023-11-29 03:46:22,553 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:22" (1/1) ... [2023-11-29 03:46:22,557 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:22" (1/1) ... [2023-11-29 03:46:22,559 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:22" (1/1) ... [2023-11-29 03:46:22,562 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:22" (1/1) ... [2023-11-29 03:46:22,566 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 03:46:22,567 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 03:46:22,568 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 03:46:22,568 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 03:46:22,569 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:22" (1/1) ... [2023-11-29 03:46:22,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 03:46:22,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:46:22,596 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 03:46:22,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 03:46:22,627 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 03:46:22,627 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 03:46:22,627 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 03:46:22,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 03:46:22,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 03:46:22,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 03:46:22,706 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 03:46:22,708 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 03:46:23,029 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 03:46:23,087 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 03:46:23,087 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 03:46:23,088 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:46:23 BoogieIcfgContainer [2023-11-29 03:46:23,088 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 03:46:23,090 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 03:46:23,090 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 03:46:23,093 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 03:46:23,093 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 03:46:22" (1/3) ... [2023-11-29 03:46:23,094 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b42cdfd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 03:46:23, skipping insertion in model container [2023-11-29 03:46:23,094 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:22" (2/3) ... [2023-11-29 03:46:23,094 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b42cdfd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 03:46:23, skipping insertion in model container [2023-11-29 03:46:23,094 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:46:23" (3/3) ... [2023-11-29 03:46:23,096 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-70.i [2023-11-29 03:46:23,111 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 03:46:23,111 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 03:46:23,154 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 03:46:23,159 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=PETRI_NET, 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;@3cf59a4e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 03:46:23,159 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 03:46:23,162 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 35 states have (on average 1.4857142857142858) internal successors, (52), 36 states have internal predecessors, (52), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2023-11-29 03:46:23,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-29 03:46:23,177 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:46:23,177 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:46:23,178 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:46:23,182 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:46:23,183 INFO L85 PathProgramCache]: Analyzing trace with hash -1488252749, now seen corresponding path program 1 times [2023-11-29 03:46:23,189 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:46:23,190 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2092082570] [2023-11-29 03:46:23,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:46:23,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:46:23,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:23,374 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:46:23,374 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2092082570] [2023-11-29 03:46:23,375 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 03:46:23,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [826465975] [2023-11-29 03:46:23,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:46:23,376 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:46:23,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:46:23,385 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:46:23,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 03:46:23,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:23,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 03:46:23,547 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:46:23,585 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2023-11-29 03:46:23,585 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:46:23,586 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [826465975] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:46:23,586 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:46:23,586 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 03:46:23,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726156855] [2023-11-29 03:46:23,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:46:23,593 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 03:46:23,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:46:23,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 03:46:23,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 03:46:23,626 INFO L87 Difference]: Start difference. First operand has 59 states, 35 states have (on average 1.4857142857142858) internal successors, (52), 36 states have internal predecessors, (52), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-29 03:46:23,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:46:23,669 INFO L93 Difference]: Finished difference Result 115 states and 207 transitions. [2023-11-29 03:46:23,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 03:46:23,672 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) Word has length 131 [2023-11-29 03:46:23,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:46:23,680 INFO L225 Difference]: With dead ends: 115 [2023-11-29 03:46:23,681 INFO L226 Difference]: Without dead ends: 57 [2023-11-29 03:46:23,684 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 03:46:23,688 INFO L413 NwaCegarLoop]: 85 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 85 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 03:46:23,689 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 85 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 03:46:23,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2023-11-29 03:46:23,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2023-11-29 03:46:23,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 34 states have (on average 1.3529411764705883) internal successors, (46), 34 states have internal predecessors, (46), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2023-11-29 03:46:23,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 88 transitions. [2023-11-29 03:46:23,738 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 88 transitions. Word has length 131 [2023-11-29 03:46:23,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:46:23,738 INFO L495 AbstractCegarLoop]: Abstraction has 57 states and 88 transitions. [2023-11-29 03:46:23,739 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-29 03:46:23,739 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 88 transitions. [2023-11-29 03:46:23,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-29 03:46:23,743 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:46:23,743 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:46:23,751 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 03:46:23,943 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-29 03:46:23,944 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:46:23,945 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:46:23,945 INFO L85 PathProgramCache]: Analyzing trace with hash -665207431, now seen corresponding path program 1 times [2023-11-29 03:46:23,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:46:23,946 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868489987] [2023-11-29 03:46:23,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:46:23,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:46:24,010 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:46:24,010 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [518212858] [2023-11-29 03:46:24,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:46:24,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:46:24,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:46:24,012 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:46:24,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 03:46:24,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:24,332 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-29 03:46:24,351 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:46:25,946 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 449 proven. 48 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2023-11-29 03:46:25,946 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:46:27,999 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 66 proven. 51 refuted. 0 times theorem prover too weak. 723 trivial. 0 not checked. [2023-11-29 03:46:28,000 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:46:28,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [868489987] [2023-11-29 03:46:28,000 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:46:28,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [518212858] [2023-11-29 03:46:28,000 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [518212858] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 03:46:28,001 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 03:46:28,001 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 12] total 22 [2023-11-29 03:46:28,001 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842561081] [2023-11-29 03:46:28,001 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 03:46:28,003 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2023-11-29 03:46:28,003 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:46:28,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2023-11-29 03:46:28,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=358, Unknown=0, NotChecked=0, Total=462 [2023-11-29 03:46:28,005 INFO L87 Difference]: Start difference. First operand 57 states and 88 transitions. Second operand has 22 states, 21 states have (on average 3.238095238095238) internal successors, (68), 20 states have internal predecessors, (68), 6 states have call successors, (42), 4 states have call predecessors, (42), 7 states have return successors, (42), 6 states have call predecessors, (42), 6 states have call successors, (42) [2023-11-29 03:46:48,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:46:48,512 INFO L93 Difference]: Finished difference Result 433 states and 633 transitions. [2023-11-29 03:46:48,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2023-11-29 03:46:48,513 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 3.238095238095238) internal successors, (68), 20 states have internal predecessors, (68), 6 states have call successors, (42), 4 states have call predecessors, (42), 7 states have return successors, (42), 6 states have call predecessors, (42), 6 states have call successors, (42) Word has length 131 [2023-11-29 03:46:48,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:46:48,518 INFO L225 Difference]: With dead ends: 433 [2023-11-29 03:46:48,519 INFO L226 Difference]: Without dead ends: 377 [2023-11-29 03:46:48,523 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 321 GetRequests, 252 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1756 ImplicationChecksByTransitivity, 16.6s TimeCoverageRelationStatistics Valid=1285, Invalid=3682, Unknown=3, NotChecked=0, Total=4970 [2023-11-29 03:46:48,525 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 1005 mSDsluCounter, 649 mSDsCounter, 0 mSdLazyCounter, 988 mSolverCounterSat, 977 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1006 SdHoareTripleChecker+Valid, 770 SdHoareTripleChecker+Invalid, 1965 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 977 IncrementalHoareTripleChecker+Valid, 988 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2023-11-29 03:46:48,525 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1006 Valid, 770 Invalid, 1965 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [977 Valid, 988 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2023-11-29 03:46:48,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states. [2023-11-29 03:46:48,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 311. [2023-11-29 03:46:48,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 311 states, 181 states have (on average 1.2486187845303867) internal successors, (226), 184 states have internal predecessors, (226), 116 states have call successors, (116), 13 states have call predecessors, (116), 13 states have return successors, (116), 113 states have call predecessors, (116), 116 states have call successors, (116) [2023-11-29 03:46:48,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 311 states and 458 transitions. [2023-11-29 03:46:48,663 INFO L78 Accepts]: Start accepts. Automaton has 311 states and 458 transitions. Word has length 131 [2023-11-29 03:46:48,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:46:48,665 INFO L495 AbstractCegarLoop]: Abstraction has 311 states and 458 transitions. [2023-11-29 03:46:48,665 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 3.238095238095238) internal successors, (68), 20 states have internal predecessors, (68), 6 states have call successors, (42), 4 states have call predecessors, (42), 7 states have return successors, (42), 6 states have call predecessors, (42), 6 states have call successors, (42) [2023-11-29 03:46:48,665 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 458 transitions. [2023-11-29 03:46:48,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-29 03:46:48,668 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:46:48,668 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:46:48,674 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 03:46:48,870 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:46:48,870 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:46:48,871 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:46:48,871 INFO L85 PathProgramCache]: Analyzing trace with hash -607949129, now seen corresponding path program 1 times [2023-11-29 03:46:48,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:46:48,871 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1408896127] [2023-11-29 03:46:48,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:46:48,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:46:48,909 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:46:48,910 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1111714435] [2023-11-29 03:46:48,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:46:48,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:46:48,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:46:48,911 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:46:48,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 03:46:49,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:46:49,246 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:46:49,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:46:49,398 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 03:46:49,398 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 03:46:49,399 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 03:46:49,406 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 03:46:49,601 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:46:49,604 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-29 03:46:49,607 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 03:46:49,707 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 03:46:49 BoogieIcfgContainer [2023-11-29 03:46:49,707 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 03:46:49,708 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 03:46:49,708 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 03:46:49,708 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 03:46:49,709 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:46:23" (3/4) ... [2023-11-29 03:46:49,710 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 03:46:49,711 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 03:46:49,712 INFO L158 Benchmark]: Toolchain (without parser) took 27590.28ms. Allocated memory was 167.8MB in the beginning and 262.1MB in the end (delta: 94.4MB). Free memory was 123.9MB in the beginning and 151.9MB in the end (delta: -28.0MB). Peak memory consumption was 69.5MB. Max. memory is 16.1GB. [2023-11-29 03:46:49,712 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 104.9MB. Free memory is still 54.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 03:46:49,713 INFO L158 Benchmark]: CACSL2BoogieTranslator took 330.21ms. Allocated memory is still 167.8MB. Free memory was 123.5MB in the beginning and 109.3MB in the end (delta: 14.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-29 03:46:49,713 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.94ms. Allocated memory is still 167.8MB. Free memory was 109.3MB in the beginning and 105.9MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 03:46:49,714 INFO L158 Benchmark]: Boogie Preprocessor took 57.45ms. Allocated memory is still 167.8MB. Free memory was 105.9MB in the beginning and 100.0MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-29 03:46:49,714 INFO L158 Benchmark]: RCFGBuilder took 520.45ms. Allocated memory is still 167.8MB. Free memory was 100.0MB in the beginning and 119.2MB in the end (delta: -19.2MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. [2023-11-29 03:46:49,715 INFO L158 Benchmark]: TraceAbstraction took 26617.22ms. Allocated memory was 167.8MB in the beginning and 262.1MB in the end (delta: 94.4MB). Free memory was 119.2MB in the beginning and 151.9MB in the end (delta: -32.7MB). Peak memory consumption was 61.5MB. Max. memory is 16.1GB. [2023-11-29 03:46:49,715 INFO L158 Benchmark]: Witness Printer took 3.06ms. Allocated memory is still 262.1MB. Free memory is still 151.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 03:46:49,718 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 104.9MB. Free memory is still 54.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 330.21ms. Allocated memory is still 167.8MB. Free memory was 123.5MB in the beginning and 109.3MB in the end (delta: 14.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.94ms. Allocated memory is still 167.8MB. Free memory was 109.3MB in the beginning and 105.9MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.45ms. Allocated memory is still 167.8MB. Free memory was 105.9MB in the beginning and 100.0MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 520.45ms. Allocated memory is still 167.8MB. Free memory was 100.0MB in the beginning and 119.2MB in the end (delta: -19.2MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. * TraceAbstraction took 26617.22ms. Allocated memory was 167.8MB in the beginning and 262.1MB in the end (delta: 94.4MB). Free memory was 119.2MB in the beginning and 151.9MB in the end (delta: -32.7MB). Peak memory consumption was 61.5MB. Max. memory is 16.1GB. * Witness Printer took 3.06ms. Allocated memory is still 262.1MB. Free memory is still 151.9MB. 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 someBinaryDOUBLEComparisonOperation at line 143. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 5.05; [L23] double var_1_6 = 0.0; [L24] double var_1_7 = 49.5; [L25] double var_1_8 = 16.75; [L26] unsigned short int var_1_9 = 1; [L27] unsigned long int var_1_11 = 8; [L28] unsigned char var_1_12 = 0; [L29] unsigned char var_1_13 = 1; [L30] unsigned char var_1_14 = 32; [L31] unsigned char var_1_15 = 50; [L32] unsigned char var_1_16 = 8; [L33] unsigned char var_1_17 = 32; [L34] unsigned long int var_1_18 = 2; [L35] unsigned long int var_1_19 = 3876014737; [L36] unsigned char var_1_20 = 0; [L37] unsigned short int var_1_21 = 25; [L38] unsigned short int var_1_22 = 50; [L39] unsigned short int var_1_23 = 100; [L40] unsigned char var_1_24 = 5; [L41] unsigned char var_1_25 = 100; [L42] signed long int var_1_26 = 16; [L43] signed long int var_1_27 = 1; [L44] unsigned char var_1_28 = 1; [L45] unsigned char var_1_29 = 0; [L46] double last_1_var_1_1 = 5.05; [L47] unsigned short int last_1_var_1_9 = 1; [L48] unsigned long int last_1_var_1_11 = 8; [L49] unsigned char last_1_var_1_14 = 32; [L50] unsigned char last_1_var_1_20 = 0; [L147] isInitial = 1 [L148] FCALL initially() [L149] COND TRUE 1 [L150] CALL updateLastVariables() [L136] last_1_var_1_1 = var_1_1 [L137] last_1_var_1_9 = var_1_9 [L138] last_1_var_1_11 = var_1_11 [L139] last_1_var_1_14 = var_1_14 [L140] last_1_var_1_20 = var_1_20 [L150] RET updateLastVariables() [L151] CALL updateVariables() [L101] var_1_6 = __VERIFIER_nondet_double() [L102] CALL assume_abort_if_not((var_1_6 >= 2305843.009213691390e+12F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=50, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_7=99/2, var_1_8=67/4, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=50, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_7=99/2, var_1_8=67/4, var_1_9=1] [L102] RET assume_abort_if_not((var_1_6 >= 2305843.009213691390e+12F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=50, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_7=99/2, var_1_8=67/4, var_1_9=1] [L103] var_1_7 = __VERIFIER_nondet_double() [L104] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 2305843.009213691390e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=50, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_8=67/4, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=50, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_8=67/4, var_1_9=1] [L104] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 2305843.009213691390e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=50, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_8=67/4, var_1_9=1] [L105] var_1_8 = __VERIFIER_nondet_double() [L106] CALL assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=50, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=50, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L106] RET assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=50, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L107] var_1_13 = __VERIFIER_nondet_uchar() [L108] CALL assume_abort_if_not(var_1_13 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=50, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=50, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L108] RET assume_abort_if_not(var_1_13 >= 1) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=50, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L109] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=50, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=50, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L109] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=50, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L110] var_1_15 = __VERIFIER_nondet_uchar() [L111] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L111] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L112] CALL assume_abort_if_not(var_1_15 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L112] RET assume_abort_if_not(var_1_15 <= 127) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L113] var_1_16 = __VERIFIER_nondet_uchar() [L114] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L114] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L115] CALL assume_abort_if_not(var_1_16 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=126, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=126, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L115] RET assume_abort_if_not(var_1_16 <= 127) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=126, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L116] var_1_17 = __VERIFIER_nondet_uchar() [L117] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=126, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=126, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L117] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=126, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L118] CALL assume_abort_if_not(var_1_17 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L118] RET assume_abort_if_not(var_1_17 <= 254) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L119] var_1_19 = __VERIFIER_nondet_ulong() [L120] CALL assume_abort_if_not(var_1_19 >= 3221225470) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=2, var_1_19=4294967294, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=2, var_1_19=4294967294, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L120] RET assume_abort_if_not(var_1_19 >= 3221225470) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=2, var_1_19=4294967294, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L121] CALL assume_abort_if_not(var_1_19 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=2, var_1_19=4294967294, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=2, var_1_19=4294967294, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L121] RET assume_abort_if_not(var_1_19 <= 4294967294) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=2, var_1_19=4294967294, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L122] var_1_22 = __VERIFIER_nondet_ushort() [L123] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=2, var_1_19=4294967294, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=2, var_1_19=4294967294, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L123] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=2, var_1_19=4294967294, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L124] CALL assume_abort_if_not(var_1_22 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=2, var_1_19=4294967294, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=254, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=2, var_1_19=4294967294, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=254, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L124] RET assume_abort_if_not(var_1_22 <= 65534) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=2, var_1_19=4294967294, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=254, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L125] var_1_25 = __VERIFIER_nondet_uchar() [L126] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=2, var_1_19=4294967294, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=254, var_1_23=100, var_1_24=5, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=2, var_1_19=4294967294, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=254, var_1_23=100, var_1_24=5, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L126] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=2, var_1_19=4294967294, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=254, var_1_23=100, var_1_24=5, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L127] CALL assume_abort_if_not(var_1_25 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=2, var_1_19=4294967294, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=254, var_1_23=100, var_1_24=5, var_1_25=254, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=2, var_1_19=4294967294, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=254, var_1_23=100, var_1_24=5, var_1_25=254, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L127] RET assume_abort_if_not(var_1_25 <= 254) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=2, var_1_19=4294967294, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=254, var_1_23=100, var_1_24=5, var_1_25=254, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L128] var_1_27 = __VERIFIER_nondet_long() [L129] CALL assume_abort_if_not(var_1_27 >= -2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=2, var_1_19=4294967294, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=254, var_1_23=100, var_1_24=5, var_1_25=254, var_1_26=16, var_1_27=2147483646, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=2, var_1_19=4294967294, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=254, var_1_23=100, var_1_24=5, var_1_25=254, var_1_26=16, var_1_27=2147483646, var_1_28=1, var_1_29=0, var_1_9=1] [L129] RET assume_abort_if_not(var_1_27 >= -2147483647) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=2, var_1_19=4294967294, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=254, var_1_23=100, var_1_24=5, var_1_25=254, var_1_26=16, var_1_27=2147483646, var_1_28=1, var_1_29=0, var_1_9=1] [L130] CALL assume_abort_if_not(var_1_27 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=2, var_1_19=4294967294, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=254, var_1_23=100, var_1_24=5, var_1_25=254, var_1_26=16, var_1_27=2147483646, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=2, var_1_19=4294967294, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=254, var_1_23=100, var_1_24=5, var_1_25=254, var_1_26=16, var_1_27=2147483646, var_1_28=1, var_1_29=0, var_1_9=1] [L130] RET assume_abort_if_not(var_1_27 <= 2147483646) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=2, var_1_19=4294967294, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=254, var_1_23=100, var_1_24=5, var_1_25=254, var_1_26=16, var_1_27=2147483646, var_1_28=1, var_1_29=0, var_1_9=1] [L131] var_1_29 = __VERIFIER_nondet_uchar() [L132] CALL assume_abort_if_not(var_1_29 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=2, var_1_19=4294967294, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=254, var_1_23=100, var_1_24=5, var_1_25=254, var_1_26=16, var_1_27=2147483646, var_1_28=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=2, var_1_19=4294967294, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=254, var_1_23=100, var_1_24=5, var_1_25=254, var_1_26=16, var_1_27=2147483646, var_1_28=1, var_1_9=1] [L132] RET assume_abort_if_not(var_1_29 >= 0) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=2, var_1_19=4294967294, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=254, var_1_23=100, var_1_24=5, var_1_25=254, var_1_26=16, var_1_27=2147483646, var_1_28=1, var_1_9=1] [L133] CALL assume_abort_if_not(var_1_29 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=2, var_1_19=4294967294, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=254, var_1_23=100, var_1_24=5, var_1_25=254, var_1_26=16, var_1_27=2147483646, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=2, var_1_19=4294967294, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=254, var_1_23=100, var_1_24=5, var_1_25=254, var_1_26=16, var_1_27=2147483646, var_1_28=1, var_1_29=0, var_1_9=1] [L133] RET assume_abort_if_not(var_1_29 <= 0) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=2, var_1_19=4294967294, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=254, var_1_23=100, var_1_24=5, var_1_25=254, var_1_26=16, var_1_27=2147483646, var_1_28=1, var_1_29=0, var_1_9=1] [L151] RET updateVariables() [L152] CALL step() [L54] var_1_21 = var_1_22 [L55] var_1_23 = var_1_22 [L56] var_1_24 = var_1_25 VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=2, var_1_19=4294967294, var_1_1=101/20, var_1_20=0, var_1_21=254, var_1_22=254, var_1_23=254, var_1_24=254, var_1_25=254, var_1_26=16, var_1_27=2147483646, var_1_28=1, var_1_29=0, var_1_9=1] [L57] COND FALSE !(var_1_21 != var_1_24) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=2, var_1_19=4294967294, var_1_1=101/20, var_1_20=0, var_1_21=254, var_1_22=254, var_1_23=254, var_1_24=254, var_1_25=254, var_1_26=16, var_1_27=2147483646, var_1_28=1, var_1_29=0, var_1_9=1] [L62] COND FALSE !(var_1_24 > var_1_22) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=2, var_1_19=4294967294, var_1_1=101/20, var_1_20=0, var_1_21=254, var_1_22=254, var_1_23=254, var_1_24=254, var_1_25=254, var_1_26=16, var_1_27=2147483646, var_1_28=1, var_1_29=0, var_1_9=1] [L67] COND TRUE \read(var_1_13) [L68] var_1_18 = ((var_1_19 - last_1_var_1_9) - last_1_var_1_11) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=4294967285, var_1_19=4294967294, var_1_1=101/20, var_1_20=0, var_1_21=254, var_1_22=254, var_1_23=254, var_1_24=254, var_1_25=254, var_1_26=16, var_1_27=2147483646, var_1_28=1, var_1_29=0, var_1_9=1] [L72] COND FALSE !(var_1_6 > ((((var_1_8) < (last_1_var_1_1)) ? (var_1_8) : (last_1_var_1_1)))) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=4294967285, var_1_19=4294967294, var_1_1=101/20, var_1_20=0, var_1_21=254, var_1_22=254, var_1_23=254, var_1_24=254, var_1_25=254, var_1_26=16, var_1_27=2147483646, var_1_28=1, var_1_29=0, var_1_9=1] [L81] COND TRUE (8 - 64) <= (var_1_9 - var_1_9) [L82] var_1_14 = (((((var_1_15 + var_1_16)) < (var_1_17)) ? ((var_1_15 + var_1_16)) : (var_1_17))) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=253, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=4294967285, var_1_19=4294967294, var_1_1=101/20, var_1_20=0, var_1_21=254, var_1_22=254, var_1_23=254, var_1_24=254, var_1_25=254, var_1_26=16, var_1_27=2147483646, var_1_28=1, var_1_29=0, var_1_9=1] [L86] signed long int stepLocal_0 = - ((((var_1_9) < (var_1_9)) ? (var_1_9) : (var_1_9))); VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, stepLocal_0=-1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=253, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=4294967285, var_1_19=4294967294, var_1_1=101/20, var_1_20=0, var_1_21=254, var_1_22=254, var_1_23=254, var_1_24=254, var_1_25=254, var_1_26=16, var_1_27=2147483646, var_1_28=1, var_1_29=0, var_1_9=1] [L87] COND FALSE !(var_1_18 >= stepLocal_0) [L90] var_1_1 = var_1_7 VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, stepLocal_0=-1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=253, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=4294967285, var_1_19=4294967294, var_1_1=2, var_1_20=0, var_1_21=254, var_1_22=254, var_1_23=254, var_1_24=254, var_1_25=254, var_1_26=16, var_1_27=2147483646, var_1_28=1, var_1_29=0, var_1_7=2, var_1_9=1] [L92] COND TRUE (var_1_14 / var_1_19) <= ((((var_1_18) < (var_1_14)) ? (var_1_18) : (var_1_14))) [L93] var_1_20 = var_1_13 VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, stepLocal_0=-1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=253, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=4294967285, var_1_19=4294967294, var_1_1=2, var_1_20=1, var_1_21=254, var_1_22=254, var_1_23=254, var_1_24=254, var_1_25=254, var_1_26=16, var_1_27=2147483646, var_1_28=1, var_1_29=0, var_1_7=2, var_1_9=1] [L95] COND TRUE \read(var_1_20) [L96] var_1_12 = var_1_13 VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, stepLocal_0=-1, var_1_11=8, var_1_12=1, var_1_13=1, var_1_14=253, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=4294967285, var_1_19=4294967294, var_1_1=2, var_1_20=1, var_1_21=254, var_1_22=254, var_1_23=254, var_1_24=254, var_1_25=254, var_1_26=16, var_1_27=2147483646, var_1_28=1, var_1_29=0, var_1_7=2, var_1_9=1] [L98] var_1_11 = (var_1_9 + (((((var_1_18) < (var_1_9)) ? (var_1_18) : (var_1_9))) + 2u)) [L152] RET step() [L153] CALL, EXPR property() [L143-L144] return (((((((var_1_18 >= (- ((((var_1_9) < (var_1_9)) ? (var_1_9) : (var_1_9))))) ? (var_1_1 == ((double) (((var_1_6 - var_1_7) - ((((64.75) > (128.725)) ? (64.75) : (128.725)))) + var_1_8))) : (var_1_1 == ((double) var_1_7))) && ((var_1_6 > ((((var_1_8) < (last_1_var_1_1)) ? (var_1_8) : (last_1_var_1_1)))) ? ((! ((last_1_var_1_1 == var_1_7) && (last_1_var_1_20 || last_1_var_1_20))) ? ((! (var_1_6 <= var_1_7)) ? (var_1_9 == ((unsigned short int) ((((last_1_var_1_14) < (last_1_var_1_14)) ? (last_1_var_1_14) : (last_1_var_1_14))))) : 1) : (var_1_9 == ((unsigned short int) last_1_var_1_14))) : 1)) && (var_1_11 == ((unsigned long int) (var_1_9 + (((((var_1_18) < (var_1_9)) ? (var_1_18) : (var_1_9))) + 2u))))) && (var_1_20 ? (var_1_12 == ((unsigned char) var_1_13)) : 1)) && (((8 - 64) <= (var_1_9 - var_1_9)) ? (var_1_14 == ((unsigned char) (((((var_1_15 + var_1_16)) < (var_1_17)) ? ((var_1_15 + var_1_16)) : (var_1_17))))) : (var_1_14 == ((unsigned char) var_1_17)))) && (var_1_13 ? (var_1_18 == ((unsigned long int) ((var_1_19 - last_1_var_1_9) - last_1_var_1_11))) : (var_1_18 == ((unsigned long int) (((((var_1_19 - var_1_17)) > (var_1_15)) ? ((var_1_19 - var_1_17)) : (var_1_15))))))) && (((var_1_14 / var_1_19) <= ((((var_1_18) < (var_1_14)) ? (var_1_18) : (var_1_14)))) ? (var_1_20 == ((unsigned char) var_1_13)) : 1) ; [L153] RET, EXPR property() [L153] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=4, var_1_12=1, var_1_13=1, var_1_14=253, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=4294967285, var_1_19=4294967294, var_1_1=2, var_1_20=1, var_1_21=254, var_1_22=254, var_1_23=254, var_1_24=254, var_1_25=254, var_1_26=16, var_1_27=2147483646, var_1_28=1, var_1_29=0, var_1_7=2, var_1_9=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=4, var_1_12=1, var_1_13=1, var_1_14=253, var_1_15=127, var_1_16=126, var_1_17=254, var_1_18=4294967285, var_1_19=4294967294, var_1_1=2, var_1_20=1, var_1_21=254, var_1_22=254, var_1_23=254, var_1_24=254, var_1_25=254, var_1_26=16, var_1_27=2147483646, var_1_28=1, var_1_29=0, var_1_7=2, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 59 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 26.5s, OverallIterations: 3, TraceHistogramMax: 21, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 20.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1006 SdHoareTripleChecker+Valid, 4.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1005 mSDsluCounter, 855 SdHoareTripleChecker+Invalid, 3.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 649 mSDsCounter, 977 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 991 IncrementalHoareTripleChecker+Invalid, 1968 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 977 mSolverCounterUnsat, 206 mSDtfsCounter, 991 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 451 GetRequests, 382 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1756 ImplicationChecksByTransitivity, 16.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=311occurred in iteration=2, InterpolantAutomatonStates: 56, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 2 MinimizatonAttempts, 66 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 3.8s InterpolantComputationTime, 524 NumberOfCodeBlocks, 524 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 390 ConstructedInterpolants, 0 QuantifiedInterpolants, 4349 SizeOfPredicates, 10 NumberOfNonLiveVariables, 662 ConjunctsInSsa, 24 ConjunctsInUnsatCore, 3 InterpolantComputations, 1 PerfectInterpolantSequences, 2421/2520 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 [2023-11-29 03:46:49,769 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with 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_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-70.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2d357294cdbf181a5e3af8d47a55d3f998f7b8aa6adbc65e90978c3a6596470a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 03:46:51,704 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 03:46:51,774 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 03:46:51,779 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 03:46:51,780 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 03:46:51,807 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 03:46:51,808 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 03:46:51,808 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 03:46:51,809 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 03:46:51,810 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 03:46:51,810 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 03:46:51,811 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 03:46:51,812 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 03:46:51,812 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 03:46:51,813 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 03:46:51,813 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 03:46:51,814 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 03:46:51,814 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 03:46:51,815 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 03:46:51,815 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 03:46:51,816 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 03:46:51,816 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 03:46:51,817 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 03:46:51,817 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 03:46:51,818 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 03:46:51,818 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 03:46:51,818 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 03:46:51,819 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 03:46:51,819 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 03:46:51,820 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 03:46:51,820 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 03:46:51,820 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 03:46:51,821 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 03:46:51,821 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 03:46:51,822 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 03:46:51,822 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 03:46:51,822 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 03:46:51,822 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 03:46:51,822 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 03:46:51,823 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 03:46:51,823 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 03:46:51,823 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 03:46:51,823 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 03:46:51,824 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 03:46:51,824 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 03:46:51,824 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2d357294cdbf181a5e3af8d47a55d3f998f7b8aa6adbc65e90978c3a6596470a [2023-11-29 03:46:52,135 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 03:46:52,156 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 03:46:52,159 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 03:46:52,160 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 03:46:52,161 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 03:46:52,162 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-70.i [2023-11-29 03:46:55,019 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 03:46:55,222 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 03:46:55,223 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-70.i [2023-11-29 03:46:55,235 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/data/a28a99cd0/999485d0f35d42cb96c85fcefa33d400/FLAG6c1c27554 [2023-11-29 03:46:55,249 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/data/a28a99cd0/999485d0f35d42cb96c85fcefa33d400 [2023-11-29 03:46:55,252 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 03:46:55,254 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 03:46:55,255 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 03:46:55,255 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 03:46:55,260 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 03:46:55,261 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:46:55" (1/1) ... [2023-11-29 03:46:55,262 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@93febe5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:55, skipping insertion in model container [2023-11-29 03:46:55,263 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:46:55" (1/1) ... [2023-11-29 03:46:55,297 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 03:46:55,462 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_fd98afee-a528-449a-a73c-7e1cf86d0699/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-70.i[915,928] [2023-11-29 03:46:55,523 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:46:55,544 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 03:46:55,558 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_fd98afee-a528-449a-a73c-7e1cf86d0699/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-70.i[915,928] [2023-11-29 03:46:55,592 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:46:55,613 INFO L206 MainTranslator]: Completed translation [2023-11-29 03:46:55,614 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:55 WrapperNode [2023-11-29 03:46:55,614 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 03:46:55,616 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 03:46:55,616 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 03:46:55,616 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 03:46:55,624 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:55" (1/1) ... [2023-11-29 03:46:55,638 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:55" (1/1) ... [2023-11-29 03:46:55,669 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 154 [2023-11-29 03:46:55,670 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 03:46:55,670 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 03:46:55,671 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 03:46:55,671 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 03:46:55,684 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:55" (1/1) ... [2023-11-29 03:46:55,684 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:55" (1/1) ... [2023-11-29 03:46:55,690 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:55" (1/1) ... [2023-11-29 03:46:55,706 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 03:46:55,706 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:55" (1/1) ... [2023-11-29 03:46:55,707 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:55" (1/1) ... [2023-11-29 03:46:55,719 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:55" (1/1) ... [2023-11-29 03:46:55,724 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:55" (1/1) ... [2023-11-29 03:46:55,727 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:55" (1/1) ... [2023-11-29 03:46:55,729 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:55" (1/1) ... [2023-11-29 03:46:55,734 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 03:46:55,735 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 03:46:55,735 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 03:46:55,736 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 03:46:55,737 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:55" (1/1) ... [2023-11-29 03:46:55,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 03:46:55,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:46:55,767 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 03:46:55,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 03:46:55,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 03:46:55,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 03:46:55,803 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 03:46:55,803 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 03:46:55,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 03:46:55,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 03:46:55,898 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 03:46:55,900 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 03:47:00,096 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 03:47:00,163 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 03:47:00,164 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 03:47:00,164 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:47:00 BoogieIcfgContainer [2023-11-29 03:47:00,165 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 03:47:00,167 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 03:47:00,168 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 03:47:00,171 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 03:47:00,172 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 03:46:55" (1/3) ... [2023-11-29 03:47:00,172 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@dab9da7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 03:47:00, skipping insertion in model container [2023-11-29 03:47:00,173 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:55" (2/3) ... [2023-11-29 03:47:00,173 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@dab9da7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 03:47:00, skipping insertion in model container [2023-11-29 03:47:00,173 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:47:00" (3/3) ... [2023-11-29 03:47:00,175 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-70.i [2023-11-29 03:47:00,196 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 03:47:00,196 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 03:47:00,252 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 03:47:00,260 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=PETRI_NET, 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;@1059a4ec, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 03:47:00,260 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 03:47:00,265 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 35 states have (on average 1.4857142857142858) internal successors, (52), 36 states have internal predecessors, (52), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2023-11-29 03:47:00,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-29 03:47:00,282 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:47:00,283 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:47:00,283 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:47:00,289 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:47:00,290 INFO L85 PathProgramCache]: Analyzing trace with hash -1488252749, now seen corresponding path program 1 times [2023-11-29 03:47:00,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:47:00,306 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [931937144] [2023-11-29 03:47:00,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:47:00,307 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 [2023-11-29 03:47:00,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:47:00,308 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 03:47:00,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 03:47:00,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:00,735 INFO L262 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 03:47:00,746 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:47:00,792 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 436 proven. 0 refuted. 0 times theorem prover too weak. 404 trivial. 0 not checked. [2023-11-29 03:47:00,793 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:47:00,794 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:47:00,794 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [931937144] [2023-11-29 03:47:00,794 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [931937144] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:47:00,795 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:47:00,795 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 03:47:00,797 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1938800188] [2023-11-29 03:47:00,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:47:00,802 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 03:47:00,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:47:00,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 03:47:00,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 03:47:00,834 INFO L87 Difference]: Start difference. First operand has 59 states, 35 states have (on average 1.4857142857142858) internal successors, (52), 36 states have internal predecessors, (52), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) 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, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-29 03:47:04,996 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:47:04,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:47:04,997 INFO L93 Difference]: Finished difference Result 115 states and 207 transitions. [2023-11-29 03:47:05,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 03:47:05,033 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, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 131 [2023-11-29 03:47:05,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:47:05,040 INFO L225 Difference]: With dead ends: 115 [2023-11-29 03:47:05,040 INFO L226 Difference]: Without dead ends: 57 [2023-11-29 03:47:05,044 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 03:47:05,048 INFO L413 NwaCegarLoop]: 85 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 85 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2023-11-29 03:47:05,049 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 85 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2023-11-29 03:47:05,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2023-11-29 03:47:05,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2023-11-29 03:47:05,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 34 states have (on average 1.3529411764705883) internal successors, (46), 34 states have internal predecessors, (46), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2023-11-29 03:47:05,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 88 transitions. [2023-11-29 03:47:05,097 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 88 transitions. Word has length 131 [2023-11-29 03:47:05,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:47:05,098 INFO L495 AbstractCegarLoop]: Abstraction has 57 states and 88 transitions. [2023-11-29 03:47:05,098 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, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-29 03:47:05,098 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 88 transitions. [2023-11-29 03:47:05,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-29 03:47:05,102 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:47:05,102 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:47:05,112 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 03:47:05,303 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 03:47:05,303 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:47:05,304 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:47:05,304 INFO L85 PathProgramCache]: Analyzing trace with hash -665207431, now seen corresponding path program 1 times [2023-11-29 03:47:05,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:47:05,305 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1698887084] [2023-11-29 03:47:05,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:47:05,305 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 [2023-11-29 03:47:05,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:47:05,307 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 03:47:05,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 03:47:05,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,702 INFO L262 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-29 03:47:05,708 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:47:08,268 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 438 proven. 27 refuted. 0 times theorem prover too weak. 375 trivial. 0 not checked. [2023-11-29 03:47:08,269 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:47:08,885 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:47:08,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1698887084] [2023-11-29 03:47:08,886 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1698887084] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 03:47:08,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [682726425] [2023-11-29 03:47:08,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:47:08,887 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-29 03:47:08,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-29 03:47:08,923 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-29 03:47:08,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-29 03:47:09,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:09,819 INFO L262 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-29 03:47:09,824 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:47:11,997 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 438 proven. 27 refuted. 0 times theorem prover too weak. 375 trivial. 0 not checked. [2023-11-29 03:47:11,997 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:47:12,245 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [682726425] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 03:47:12,245 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 03:47:12,245 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 8 [2023-11-29 03:47:12,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097717078] [2023-11-29 03:47:12,246 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 03:47:12,248 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-29 03:47:12,248 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:47:12,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-29 03:47:12,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2023-11-29 03:47:12,249 INFO L87 Difference]: Start difference. First operand 57 states and 88 transitions. Second operand has 9 states, 9 states have (on average 3.888888888888889) internal successors, (35), 8 states have internal predecessors, (35), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-29 03:47:15,546 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:47:18,327 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.52s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:47:20,782 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:47:21,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:47:21,688 INFO L93 Difference]: Finished difference Result 232 states and 355 transitions. [2023-11-29 03:47:21,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-29 03:47:21,689 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 3.888888888888889) internal successors, (35), 8 states have internal predecessors, (35), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 131 [2023-11-29 03:47:21,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:47:21,693 INFO L225 Difference]: With dead ends: 232 [2023-11-29 03:47:21,693 INFO L226 Difference]: Without dead ends: 176 [2023-11-29 03:47:21,695 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 396 GetRequests, 375 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=133, Invalid=373, Unknown=0, NotChecked=0, Total=506 [2023-11-29 03:47:21,696 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 183 mSDsluCounter, 306 mSDsCounter, 0 mSdLazyCounter, 473 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 183 SdHoareTripleChecker+Valid, 430 SdHoareTripleChecker+Invalid, 547 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 473 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.9s IncrementalHoareTripleChecker+Time [2023-11-29 03:47:21,696 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [183 Valid, 430 Invalid, 547 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 473 Invalid, 0 Unknown, 0 Unchecked, 8.9s Time] [2023-11-29 03:47:21,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2023-11-29 03:47:21,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 117. [2023-11-29 03:47:21,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 71 states have (on average 1.3380281690140845) internal successors, (95), 71 states have internal predecessors, (95), 42 states have call successors, (42), 3 states have call predecessors, (42), 3 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2023-11-29 03:47:21,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 179 transitions. [2023-11-29 03:47:21,744 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 179 transitions. Word has length 131 [2023-11-29 03:47:21,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:47:21,745 INFO L495 AbstractCegarLoop]: Abstraction has 117 states and 179 transitions. [2023-11-29 03:47:21,745 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 3.888888888888889) internal successors, (35), 8 states have internal predecessors, (35), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-29 03:47:21,745 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 179 transitions. [2023-11-29 03:47:21,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-29 03:47:21,748 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:47:21,748 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:47:21,759 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/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)] Ended with exit code 0 [2023-11-29 03:47:21,960 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-11-29 03:47:22,154 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt [2023-11-29 03:47:22,155 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:47:22,155 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:47:22,156 INFO L85 PathProgramCache]: Analyzing trace with hash -607949129, now seen corresponding path program 1 times [2023-11-29 03:47:22,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:47:22,156 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [332099830] [2023-11-29 03:47:22,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:47:22,157 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 [2023-11-29 03:47:22,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:47:22,158 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 03:47:22,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd98afee-a528-449a-a73c-7e1cf86d0699/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-29 03:47:22,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:22,644 INFO L262 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-29 03:47:22,650 INFO L285 TraceCheckSpWp]: Computing forward predicates...