./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-53.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/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_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-53.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/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_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/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 1515ceb6f758670420bf03659579c75f101fb2f02c9a542a1591764efdb5eeab --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-28 23:39:48,410 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-28 23:39:48,478 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-28 23:39:48,484 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-28 23:39:48,485 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-28 23:39:48,511 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-28 23:39:48,511 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-28 23:39:48,512 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-28 23:39:48,513 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-28 23:39:48,513 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-28 23:39:48,514 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-28 23:39:48,514 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-28 23:39:48,515 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-28 23:39:48,515 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-28 23:39:48,516 INFO L153 SettingsManager]: * Use SBE=true [2023-11-28 23:39:48,516 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-28 23:39:48,517 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-28 23:39:48,517 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-28 23:39:48,518 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-28 23:39:48,518 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-28 23:39:48,519 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-28 23:39:48,519 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-28 23:39:48,520 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-28 23:39:48,520 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-28 23:39:48,521 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-28 23:39:48,521 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-28 23:39:48,522 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-28 23:39:48,522 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-28 23:39:48,523 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-28 23:39:48,523 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-28 23:39:48,524 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-28 23:39:48,524 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-28 23:39:48,525 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-28 23:39:48,525 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-28 23:39:48,526 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-28 23:39:48,526 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-28 23:39:48,526 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-28 23:39:48,527 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-28 23:39:48,527 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-28 23:39:48,527 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-28 23:39:48,527 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-28 23:39:48,528 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-28 23:39:48,528 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_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1515ceb6f758670420bf03659579c75f101fb2f02c9a542a1591764efdb5eeab [2023-11-28 23:39:48,750 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-28 23:39:48,798 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-28 23:39:48,800 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-28 23:39:48,801 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-28 23:39:48,802 INFO L274 PluginConnector]: CDTParser initialized [2023-11-28 23:39:48,803 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-53.i [2023-11-28 23:39:51,519 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-28 23:39:51,694 INFO L384 CDTParser]: Found 1 translation units. [2023-11-28 23:39:51,695 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-53.i [2023-11-28 23:39:51,704 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/bin/uautomizer-verify-BQ2R08f2Ya/data/b59cc43a2/538f8366d04d45058c85cfd4e11bf0c0/FLAG1635de402 [2023-11-28 23:39:51,716 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/bin/uautomizer-verify-BQ2R08f2Ya/data/b59cc43a2/538f8366d04d45058c85cfd4e11bf0c0 [2023-11-28 23:39:51,718 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-28 23:39:51,719 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-28 23:39:51,720 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-28 23:39:51,720 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-28 23:39:51,725 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-28 23:39:51,726 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:39:51" (1/1) ... [2023-11-28 23:39:51,727 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@789b74a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:39:51, skipping insertion in model container [2023-11-28 23:39:51,727 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:39:51" (1/1) ... [2023-11-28 23:39:51,756 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-28 23:39:51,875 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_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-53.i[917,930] [2023-11-28 23:39:51,920 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-28 23:39:51,930 INFO L202 MainTranslator]: Completed pre-run [2023-11-28 23:39:51,943 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_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-53.i[917,930] [2023-11-28 23:39:51,968 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-28 23:39:51,984 INFO L206 MainTranslator]: Completed translation [2023-11-28 23:39:51,985 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:39:51 WrapperNode [2023-11-28 23:39:51,985 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-28 23:39:51,986 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-28 23:39:51,986 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-28 23:39:51,986 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-28 23:39:51,994 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:39:51" (1/1) ... [2023-11-28 23:39:52,004 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:39:51" (1/1) ... [2023-11-28 23:39:52,038 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 200 [2023-11-28 23:39:52,038 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-28 23:39:52,039 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-28 23:39:52,039 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-28 23:39:52,040 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-28 23:39:52,052 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:39:51" (1/1) ... [2023-11-28 23:39:52,052 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:39:51" (1/1) ... [2023-11-28 23:39:52,055 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:39:51" (1/1) ... [2023-11-28 23:39:52,072 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]. [2023-11-28 23:39:52,072 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:39:51" (1/1) ... [2023-11-28 23:39:52,072 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:39:51" (1/1) ... [2023-11-28 23:39:52,081 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:39:51" (1/1) ... [2023-11-28 23:39:52,085 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:39:51" (1/1) ... [2023-11-28 23:39:52,088 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:39:51" (1/1) ... [2023-11-28 23:39:52,090 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:39:51" (1/1) ... [2023-11-28 23:39:52,094 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-28 23:39:52,095 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-28 23:39:52,095 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-28 23:39:52,096 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-28 23:39:52,096 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:39:51" (1/1) ... [2023-11-28 23:39:52,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-28 23:39:52,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:39:52,127 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-28 23:39:52,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-28 23:39:52,162 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-28 23:39:52,163 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-28 23:39:52,163 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-28 23:39:52,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-28 23:39:52,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-28 23:39:52,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-28 23:39:52,254 INFO L241 CfgBuilder]: Building ICFG [2023-11-28 23:39:52,256 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-28 23:39:52,597 INFO L282 CfgBuilder]: Performing block encoding [2023-11-28 23:39:52,632 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-28 23:39:52,632 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-28 23:39:52,632 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:39:52 BoogieIcfgContainer [2023-11-28 23:39:52,632 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-28 23:39:52,635 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-28 23:39:52,635 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-28 23:39:52,638 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-28 23:39:52,638 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 11:39:51" (1/3) ... [2023-11-28 23:39:52,639 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ff660c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:39:52, skipping insertion in model container [2023-11-28 23:39:52,639 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:39:51" (2/3) ... [2023-11-28 23:39:52,639 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ff660c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:39:52, skipping insertion in model container [2023-11-28 23:39:52,639 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:39:52" (3/3) ... [2023-11-28 23:39:52,640 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-53.i [2023-11-28 23:39:52,654 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-28 23:39:52,654 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-28 23:39:52,692 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-28 23:39:52,697 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;@5f2becae, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-28 23:39:52,697 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-28 23:39:52,701 INFO L276 IsEmpty]: Start isEmpty. Operand has 83 states, 51 states have (on average 1.4509803921568627) internal successors, (74), 52 states have internal predecessors, (74), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-28 23:39:52,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-28 23:39:52,714 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:39:52,715 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:39:52,715 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 23:39:52,719 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:39:52,719 INFO L85 PathProgramCache]: Analyzing trace with hash -197742455, now seen corresponding path program 1 times [2023-11-28 23:39:52,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:39:52,726 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1741395173] [2023-11-28 23:39:52,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:39:52,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:39:52,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:39:52,917 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:39:52,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1741395173] [2023-11-28 23:39:52,918 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-28 23:39:52,918 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1528881954] [2023-11-28 23:39:52,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:39:52,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:39:52,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:39:52,934 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 23:39:52,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-28 23:39:53,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:39:53,094 INFO L262 TraceCheckSpWp]: Trace formula consists of 407 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-28 23:39:53,106 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 23:39:53,157 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 1568 trivial. 0 not checked. [2023-11-28 23:39:53,158 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-28 23:39:53,158 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1528881954] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:39:53,159 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:39:53,159 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-28 23:39:53,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1610758521] [2023-11-28 23:39:53,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:39:53,167 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-28 23:39:53,167 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:39:53,196 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-28 23:39:53,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-28 23:39:53,200 INFO L87 Difference]: Start difference. First operand has 83 states, 51 states have (on average 1.4509803921568627) internal successors, (74), 52 states have internal predecessors, (74), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-28 23:39:53,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:39:53,246 INFO L93 Difference]: Finished difference Result 163 states and 291 transitions. [2023-11-28 23:39:53,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-28 23:39:53,249 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) Word has length 178 [2023-11-28 23:39:53,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:39:53,257 INFO L225 Difference]: With dead ends: 163 [2023-11-28 23:39:53,257 INFO L226 Difference]: Without dead ends: 81 [2023-11-28 23:39:53,261 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-28 23:39:53,265 INFO L413 NwaCegarLoop]: 123 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 123 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-28 23:39:53,266 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 123 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-28 23:39:53,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2023-11-28 23:39:53,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2023-11-28 23:39:53,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 50 states have (on average 1.38) internal successors, (69), 50 states have internal predecessors, (69), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-28 23:39:53,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 127 transitions. [2023-11-28 23:39:53,314 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 127 transitions. Word has length 178 [2023-11-28 23:39:53,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:39:53,315 INFO L495 AbstractCegarLoop]: Abstraction has 81 states and 127 transitions. [2023-11-28 23:39:53,315 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-28 23:39:53,316 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 127 transitions. [2023-11-28 23:39:53,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-28 23:39:53,320 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:39:53,321 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:39:53,328 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-28 23:39:53,523 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-28 23:39:53,524 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 23:39:53,524 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:39:53,525 INFO L85 PathProgramCache]: Analyzing trace with hash 291310739, now seen corresponding path program 1 times [2023-11-28 23:39:53,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:39:53,525 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1652118437] [2023-11-28 23:39:53,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:39:53,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:39:53,617 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-28 23:39:53,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [648448757] [2023-11-28 23:39:53,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:39:53,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:39:53,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:39:53,622 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 23:39:53,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-28 23:39:53,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:39:53,762 INFO L262 TraceCheckSpWp]: Trace formula consists of 407 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-28 23:39:53,770 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 23:39:53,838 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-28 23:39:53,838 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-28 23:39:53,839 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:39:53,839 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1652118437] [2023-11-28 23:39:53,839 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-28 23:39:53,839 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [648448757] [2023-11-28 23:39:53,840 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [648448757] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:39:53,840 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:39:53,840 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-28 23:39:53,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610523937] [2023-11-28 23:39:53,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:39:53,841 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-28 23:39:53,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:39:53,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-28 23:39:53,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-28 23:39:53,843 INFO L87 Difference]: Start difference. First operand 81 states and 127 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-28 23:39:53,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:39:53,908 INFO L93 Difference]: Finished difference Result 234 states and 366 transitions. [2023-11-28 23:39:53,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-28 23:39:53,908 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 178 [2023-11-28 23:39:53,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:39:53,913 INFO L225 Difference]: With dead ends: 234 [2023-11-28 23:39:53,913 INFO L226 Difference]: Without dead ends: 154 [2023-11-28 23:39:53,915 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-28 23:39:53,916 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 117 mSDsluCounter, 103 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 SdHoareTripleChecker+Valid, 222 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-28 23:39:53,917 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [117 Valid, 222 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-28 23:39:53,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2023-11-28 23:39:53,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 152. [2023-11-28 23:39:53,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 91 states have (on average 1.3186813186813187) internal successors, (120), 91 states have internal predecessors, (120), 58 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2023-11-28 23:39:53,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 236 transitions. [2023-11-28 23:39:53,951 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 236 transitions. Word has length 178 [2023-11-28 23:39:53,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:39:53,953 INFO L495 AbstractCegarLoop]: Abstraction has 152 states and 236 transitions. [2023-11-28 23:39:53,953 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-28 23:39:53,953 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 236 transitions. [2023-11-28 23:39:53,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-28 23:39:53,957 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:39:53,957 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:39:53,963 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-28 23:39:54,159 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:39:54,160 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 23:39:54,160 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:39:54,160 INFO L85 PathProgramCache]: Analyzing trace with hash 1550452800, now seen corresponding path program 1 times [2023-11-28 23:39:54,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:39:54,161 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1908616057] [2023-11-28 23:39:54,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:39:54,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:39:54,208 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-28 23:39:54,208 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [400832623] [2023-11-28 23:39:54,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:39:54,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:39:54,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:39:54,209 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 23:39:54,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-28 23:39:54,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:39:54,768 INFO L262 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-28 23:39:54,775 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 23:39:56,077 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 1408 trivial. 0 not checked. [2023-11-28 23:39:56,077 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-28 23:39:56,077 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:39:56,077 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1908616057] [2023-11-28 23:39:56,078 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-28 23:39:56,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [400832623] [2023-11-28 23:39:56,078 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [400832623] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:39:56,078 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:39:56,078 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-28 23:39:56,078 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [616853450] [2023-11-28 23:39:56,079 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:39:56,079 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-28 23:39:56,079 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:39:56,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-28 23:39:56,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2023-11-28 23:39:56,081 INFO L87 Difference]: Start difference. First operand 152 states and 236 transitions. Second operand has 9 states, 9 states have (on average 4.555555555555555) internal successors, (41), 9 states have internal predecessors, (41), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-28 23:39:56,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:39:56,816 INFO L93 Difference]: Finished difference Result 381 states and 584 transitions. [2023-11-28 23:39:56,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-28 23:39:56,818 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.555555555555555) internal successors, (41), 9 states have internal predecessors, (41), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 180 [2023-11-28 23:39:56,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:39:56,821 INFO L225 Difference]: With dead ends: 381 [2023-11-28 23:39:56,821 INFO L226 Difference]: Without dead ends: 230 [2023-11-28 23:39:56,823 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=68, Invalid=114, Unknown=0, NotChecked=0, Total=182 [2023-11-28 23:39:56,825 INFO L413 NwaCegarLoop]: 106 mSDtfsCounter, 375 mSDsluCounter, 211 mSDsCounter, 0 mSdLazyCounter, 369 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 375 SdHoareTripleChecker+Valid, 317 SdHoareTripleChecker+Invalid, 374 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 369 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-28 23:39:56,825 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [375 Valid, 317 Invalid, 374 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 369 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-28 23:39:56,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2023-11-28 23:39:56,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 161. [2023-11-28 23:39:56,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 100 states have (on average 1.32) internal successors, (132), 100 states have internal predecessors, (132), 58 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2023-11-28 23:39:56,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 248 transitions. [2023-11-28 23:39:56,863 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 248 transitions. Word has length 180 [2023-11-28 23:39:56,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:39:56,864 INFO L495 AbstractCegarLoop]: Abstraction has 161 states and 248 transitions. [2023-11-28 23:39:56,864 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.555555555555555) internal successors, (41), 9 states have internal predecessors, (41), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-28 23:39:56,865 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 248 transitions. [2023-11-28 23:39:56,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-28 23:39:56,868 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:39:56,869 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:39:56,874 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-28 23:39:57,071 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:39:57,072 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 23:39:57,072 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:39:57,072 INFO L85 PathProgramCache]: Analyzing trace with hash -2043449918, now seen corresponding path program 1 times [2023-11-28 23:39:57,073 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:39:57,073 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [861749311] [2023-11-28 23:39:57,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:39:57,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:39:57,110 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-28 23:39:57,110 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1137057175] [2023-11-28 23:39:57,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:39:57,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:39:57,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:39:57,112 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 23:39:57,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-28 23:39:57,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 23:39:57,680 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-28 23:39:57,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 23:39:57,847 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-28 23:39:57,847 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-28 23:39:57,848 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-28 23:39:57,855 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-28 23:39:58,052 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:39:58,055 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-11-28 23:39:58,057 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-28 23:39:58,145 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-28 23:39:58,146 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated [2023-11-28 23:39:58,146 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short23 could not be translated [2023-11-28 23:39:58,147 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short25 could not be translated [2023-11-28 23:39:58,147 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short23 could not be translated [2023-11-28 23:39:58,171 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 11:39:58 BoogieIcfgContainer [2023-11-28 23:39:58,172 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-28 23:39:58,172 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-28 23:39:58,172 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-28 23:39:58,173 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-28 23:39:58,173 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:39:52" (3/4) ... [2023-11-28 23:39:58,175 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-28 23:39:58,176 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-28 23:39:58,177 INFO L158 Benchmark]: Toolchain (without parser) took 6457.89ms. Allocated memory was 151.0MB in the beginning and 186.6MB in the end (delta: 35.7MB). Free memory was 114.7MB in the beginning and 72.7MB in the end (delta: 42.1MB). Peak memory consumption was 77.7MB. Max. memory is 16.1GB. [2023-11-28 23:39:58,177 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 109.1MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-28 23:39:58,178 INFO L158 Benchmark]: CACSL2BoogieTranslator took 265.18ms. Allocated memory is still 151.0MB. Free memory was 114.7MB in the beginning and 100.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-28 23:39:58,178 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.79ms. Allocated memory is still 151.0MB. Free memory was 100.1MB in the beginning and 97.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-28 23:39:58,178 INFO L158 Benchmark]: Boogie Preprocessor took 55.33ms. Allocated memory is still 151.0MB. Free memory was 97.5MB in the beginning and 93.8MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-28 23:39:58,179 INFO L158 Benchmark]: RCFGBuilder took 537.21ms. Allocated memory is still 151.0MB. Free memory was 93.8MB in the beginning and 105.7MB in the end (delta: -11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-28 23:39:58,179 INFO L158 Benchmark]: TraceAbstraction took 5537.11ms. Allocated memory was 151.0MB in the beginning and 186.6MB in the end (delta: 35.7MB). Free memory was 105.2MB in the beginning and 73.7MB in the end (delta: 31.5MB). Peak memory consumption was 68.4MB. Max. memory is 16.1GB. [2023-11-28 23:39:58,179 INFO L158 Benchmark]: Witness Printer took 4.03ms. Allocated memory is still 186.6MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-28 23:39:58,181 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 109.1MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 265.18ms. Allocated memory is still 151.0MB. Free memory was 114.7MB in the beginning and 100.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.79ms. Allocated memory is still 151.0MB. Free memory was 100.1MB in the beginning and 97.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.33ms. Allocated memory is still 151.0MB. Free memory was 97.5MB in the beginning and 93.8MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 537.21ms. Allocated memory is still 151.0MB. Free memory was 93.8MB in the beginning and 105.7MB in the end (delta: -11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 5537.11ms. Allocated memory was 151.0MB in the beginning and 186.6MB in the end (delta: 35.7MB). Free memory was 105.2MB in the beginning and 73.7MB in the end (delta: 31.5MB). Peak memory consumption was 68.4MB. Max. memory is 16.1GB. * Witness Printer took 4.03ms. Allocated memory is still 186.6MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short23 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short25 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short23 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 139, overapproximation of someBinaryArithmeticFLOAToperation at line 65, overapproximation of someUnaryFLOAToperation at line 65. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] signed char var_1_2 = -64; [L24] signed char var_1_3 = -1; [L25] signed long int var_1_4 = 0; [L26] signed long int var_1_5 = 4; [L27] signed long int var_1_6 = 4; [L28] unsigned char var_1_7 = 1; [L29] unsigned char var_1_8 = 0; [L30] unsigned long int var_1_9 = 10; [L31] float var_1_10 = 99.5; [L32] float var_1_11 = 5.6; [L33] float var_1_12 = 255.5; [L34] float var_1_13 = 31.25; [L35] signed short int var_1_14 = 32; [L36] unsigned long int var_1_15 = 16; [L37] unsigned char var_1_16 = 1; [L38] unsigned char var_1_17 = 5; [L39] unsigned char var_1_18 = 50; [L40] unsigned char var_1_19 = 50; [L41] signed char var_1_20 = 1; [L42] signed char var_1_21 = -10; [L43] float var_1_22 = 0.5; [L44] signed char var_1_23 = 100; [L143] isInitial = 1 [L144] FCALL initially() [L145] COND TRUE 1 [L146] FCALL updateLastVariables() [L147] CALL updateVariables() [L91] var_1_2 = __VERIFIER_nondet_char() [L92] CALL assume_abort_if_not(var_1_2 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=-1, var_1_4=0, var_1_5=4, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=-1, var_1_4=0, var_1_5=4, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L92] RET assume_abort_if_not(var_1_2 >= -128) VAL [isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=-1, var_1_4=0, var_1_5=4, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L93] CALL assume_abort_if_not(var_1_2 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=-1, var_1_4=0, var_1_5=4, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=-1, var_1_4=0, var_1_5=4, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L93] RET assume_abort_if_not(var_1_2 <= 127) VAL [isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=-1, var_1_4=0, var_1_5=4, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L94] var_1_3 = __VERIFIER_nondet_char() [L95] CALL assume_abort_if_not(var_1_3 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=0, var_1_5=4, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=0, var_1_5=4, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L95] RET assume_abort_if_not(var_1_3 >= -128) VAL [isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=0, var_1_5=4, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L96] CALL assume_abort_if_not(var_1_3 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=0, var_1_5=4, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=0, var_1_5=4, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L96] RET assume_abort_if_not(var_1_3 <= 127) VAL [isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=0, var_1_5=4, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L97] var_1_4 = __VERIFIER_nondet_long() [L98] CALL assume_abort_if_not(var_1_4 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=4, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=4, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L98] RET assume_abort_if_not(var_1_4 >= -2147483648) VAL [isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=4, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L99] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=4, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=4, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L99] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=4, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L100] var_1_5 = __VERIFIER_nondet_long() [L101] CALL assume_abort_if_not(var_1_5 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L101] RET assume_abort_if_not(var_1_5 >= -1) VAL [isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L102] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L102] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L103] var_1_6 = __VERIFIER_nondet_long() [L104] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=10] [L104] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=10] [L105] CALL assume_abort_if_not(var_1_6 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=10] [L105] RET assume_abort_if_not(var_1_6 <= 2147483647) VAL [isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=10] [L106] var_1_7 = __VERIFIER_nondet_uchar() [L107] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_8=0, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_8=0, var_1_9=10] [L107] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_8=0, var_1_9=10] [L108] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=10] [L108] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=10] [L109] var_1_8 = __VERIFIER_nondet_uchar() [L110] CALL assume_abort_if_not(var_1_8 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L110] RET assume_abort_if_not(var_1_8 >= 1) VAL [isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L111] CALL assume_abort_if_not(var_1_8 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L111] RET assume_abort_if_not(var_1_8 <= 1) VAL [isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L112] var_1_11 = __VERIFIER_nondet_float() [L113] CALL assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L113] RET assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=199/2, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L114] var_1_12 = __VERIFIER_nondet_float() [L115] CALL assume_abort_if_not((var_1_12 >= -461168.6018427382800e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L115] RET assume_abort_if_not((var_1_12 >= -461168.6018427382800e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=199/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L116] var_1_13 = __VERIFIER_nondet_float() [L117] CALL assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L117] RET assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=199/2, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L118] var_1_15 = __VERIFIER_nondet_ulong() [L119] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_14=32, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_14=32, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L119] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=199/2, var_1_14=32, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L120] CALL assume_abort_if_not(var_1_15 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_14=32, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_14=32, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L120] RET assume_abort_if_not(var_1_15 <= 4294967295) VAL [isInitial=1, var_1_10=199/2, var_1_14=32, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L121] CALL assume_abort_if_not(var_1_15 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_14=32, var_1_15=12, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_14=32, var_1_15=12, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L121] RET assume_abort_if_not(var_1_15 != 0) VAL [isInitial=1, var_1_10=199/2, var_1_14=32, var_1_15=12, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L122] var_1_17 = __VERIFIER_nondet_uchar() [L123] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_14=32, var_1_15=12, var_1_16=1, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_14=32, var_1_15=12, var_1_16=1, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L123] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=199/2, var_1_14=32, var_1_15=12, var_1_16=1, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L124] CALL assume_abort_if_not(var_1_17 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_14=32, var_1_15=12, var_1_16=1, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_14=32, var_1_15=12, var_1_16=1, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L124] RET assume_abort_if_not(var_1_17 <= 255) VAL [isInitial=1, var_1_10=199/2, var_1_14=32, var_1_15=12, var_1_16=1, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L125] CALL assume_abort_if_not(var_1_17 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_14=32, var_1_15=12, var_1_16=1, var_1_17=4, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_14=32, var_1_15=12, var_1_16=1, var_1_17=4, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L125] RET assume_abort_if_not(var_1_17 != 0) VAL [isInitial=1, var_1_10=199/2, var_1_14=32, var_1_15=12, var_1_16=1, var_1_17=4, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L126] var_1_18 = __VERIFIER_nondet_uchar() [L127] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_14=32, var_1_15=12, var_1_16=1, var_1_17=4, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_14=32, var_1_15=12, var_1_16=1, var_1_17=4, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L127] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_10=199/2, var_1_14=32, var_1_15=12, var_1_16=1, var_1_17=4, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L128] CALL assume_abort_if_not(var_1_18 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_14=32, var_1_15=12, var_1_16=1, var_1_17=4, var_1_18=0, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_14=32, var_1_15=12, var_1_16=1, var_1_17=4, var_1_18=0, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L128] RET assume_abort_if_not(var_1_18 <= 254) VAL [isInitial=1, var_1_10=199/2, var_1_14=32, var_1_15=12, var_1_16=1, var_1_17=4, var_1_18=0, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L129] var_1_19 = __VERIFIER_nondet_uchar() [L130] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_14=32, var_1_15=12, var_1_16=1, var_1_17=4, var_1_18=0, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_14=32, var_1_15=12, var_1_16=1, var_1_17=4, var_1_18=0, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L130] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_10=199/2, var_1_14=32, var_1_15=12, var_1_16=1, var_1_17=4, var_1_18=0, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L131] CALL assume_abort_if_not(var_1_19 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_14=32, var_1_15=12, var_1_16=1, var_1_17=4, var_1_18=0, var_1_19=254, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_14=32, var_1_15=12, var_1_16=1, var_1_17=4, var_1_18=0, var_1_19=254, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L131] RET assume_abort_if_not(var_1_19 <= 254) VAL [isInitial=1, var_1_10=199/2, var_1_14=32, var_1_15=12, var_1_16=1, var_1_17=4, var_1_18=0, var_1_19=254, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L132] var_1_21 = __VERIFIER_nondet_char() [L133] CALL assume_abort_if_not(var_1_21 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_14=32, var_1_15=12, var_1_16=1, var_1_17=4, var_1_18=0, var_1_19=254, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_14=32, var_1_15=12, var_1_16=1, var_1_17=4, var_1_18=0, var_1_19=254, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L133] RET assume_abort_if_not(var_1_21 >= -127) VAL [isInitial=1, var_1_10=199/2, var_1_14=32, var_1_15=12, var_1_16=1, var_1_17=4, var_1_18=0, var_1_19=254, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L134] CALL assume_abort_if_not(var_1_21 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_14=32, var_1_15=12, var_1_16=1, var_1_17=4, var_1_18=0, var_1_19=254, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_14=32, var_1_15=12, var_1_16=1, var_1_17=4, var_1_18=0, var_1_19=254, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L134] RET assume_abort_if_not(var_1_21 <= 126) VAL [isInitial=1, var_1_10=199/2, var_1_14=32, var_1_15=12, var_1_16=1, var_1_17=4, var_1_18=0, var_1_19=254, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L147] RET updateVariables() [L148] CALL step() [L48] signed long int stepLocal_1 = var_1_2 * var_1_3; [L49] unsigned char stepLocal_0 = var_1_7; VAL [isInitial=1, stepLocal_0=1, stepLocal_1=0, var_1_10=199/2, var_1_14=32, var_1_15=12, var_1_16=1, var_1_17=4, var_1_18=0, var_1_19=254, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L50] COND FALSE !(stepLocal_1 == var_1_4) VAL [isInitial=1, stepLocal_0=1, stepLocal_1=0, var_1_10=199/2, var_1_14=32, var_1_15=12, var_1_16=1, var_1_17=4, var_1_18=0, var_1_19=254, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L55] signed long int stepLocal_3 = (((var_1_6) < (0)) ? (var_1_6) : (0)); [L56] unsigned char stepLocal_2 = var_1_3 != var_1_4; VAL [isInitial=1, stepLocal_0=1, stepLocal_1=0, stepLocal_2=0, stepLocal_3=0, var_1_10=199/2, var_1_14=32, var_1_15=12, var_1_16=1, var_1_17=4, var_1_18=0, var_1_19=254, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L57] COND FALSE !((var_1_1 || (var_1_6 <= var_1_2)) || stepLocal_2) VAL [isInitial=1, stepLocal_0=1, stepLocal_1=0, stepLocal_2=0, stepLocal_3=0, var_1_10=199/2, var_1_14=32, var_1_15=12, var_1_16=1, var_1_17=4, var_1_18=0, var_1_19=254, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L62] unsigned char stepLocal_5 = var_1_11 < var_1_12; [L63] unsigned char stepLocal_4 = var_1_8; VAL [isInitial=1, stepLocal_0=1, stepLocal_1=0, stepLocal_2=0, stepLocal_3=0, stepLocal_4=1, stepLocal_5=1, var_1_10=199/2, var_1_14=32, var_1_15=12, var_1_16=1, var_1_17=4, var_1_18=0, var_1_19=254, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L64] COND TRUE (! var_1_1) || stepLocal_4 [L65] var_1_10 = (((((var_1_11 + var_1_12)) < (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))))) ? ((var_1_11 + var_1_12)) : (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13)))))) VAL [isInitial=1, stepLocal_0=1, stepLocal_1=0, stepLocal_2=0, stepLocal_3=0, stepLocal_4=1, stepLocal_5=1, var_1_10=2, var_1_13=0, var_1_14=32, var_1_15=12, var_1_16=1, var_1_17=4, var_1_18=0, var_1_19=254, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L73] COND FALSE !(\read(var_1_1)) VAL [isInitial=1, stepLocal_0=1, stepLocal_1=0, stepLocal_2=0, stepLocal_3=0, stepLocal_4=1, stepLocal_5=1, var_1_10=2, var_1_13=0, var_1_14=32, var_1_15=12, var_1_16=1, var_1_17=4, var_1_18=0, var_1_19=254, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L76] EXPR (var_1_9 / var_1_15) & var_1_6 VAL [isInitial=1, stepLocal_0=1, stepLocal_1=0, stepLocal_2=0, stepLocal_3=0, stepLocal_4=1, stepLocal_5=1, var_1_10=2, var_1_13=0, var_1_14=32, var_1_15=12, var_1_16=1, var_1_17=4, var_1_18=0, var_1_19=254, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L76] COND FALSE !(((var_1_9 / var_1_15) & var_1_6) >= var_1_4) [L79] var_1_14 = -128 VAL [isInitial=1, stepLocal_0=1, stepLocal_1=0, stepLocal_2=0, stepLocal_3=0, stepLocal_4=1, stepLocal_5=1, var_1_10=2, var_1_13=0, var_1_14=-128, var_1_15=12, var_1_16=1, var_1_17=4, var_1_18=0, var_1_19=254, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L82] EXPR 256u << var_1_2 VAL [isInitial=1, stepLocal_0=1, stepLocal_1=0, stepLocal_2=0, stepLocal_3=0, stepLocal_4=1, stepLocal_5=1, var_1_10=2, var_1_13=0, var_1_14=-128, var_1_15=12, var_1_16=1, var_1_17=4, var_1_18=0, var_1_19=254, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L82] unsigned long int stepLocal_6 = 256u << var_1_2; [L83] COND TRUE (((((var_1_15) > (var_1_9)) ? (var_1_15) : (var_1_9))) / var_1_17) <= stepLocal_6 [L84] var_1_16 = ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))) VAL [isInitial=1, stepLocal_0=1, stepLocal_1=0, stepLocal_2=0, stepLocal_3=0, stepLocal_4=1, stepLocal_5=1, stepLocal_6=256, var_1_10=2, var_1_13=0, var_1_14=-128, var_1_15=12, var_1_16=254, var_1_17=4, var_1_18=0, var_1_19=254, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L86] var_1_20 = var_1_21 [L87] var_1_22 = var_1_12 [L88] var_1_23 = var_1_21 [L148] RET step() [L149] CALL, EXPR property() [L139] EXPR (((((var_1_2 * var_1_3) == var_1_4) ? (((var_1_4 > (var_1_5 - var_1_6)) && var_1_7) ? (var_1_1 == ((unsigned char) var_1_8)) : 1) : 1) && (((var_1_1 || (var_1_6 <= var_1_2)) || (var_1_3 != var_1_4)) ? ((((((var_1_6) < (0)) ? (var_1_6) : (0))) <= (-5 + var_1_5)) ? (var_1_9 == ((unsigned long int) var_1_6)) : 1) : 1)) && (((! var_1_1) || var_1_8) ? (var_1_10 == ((float) (((((var_1_11 + var_1_12)) < (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))))) ? ((var_1_11 + var_1_12)) : (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13)))))))) : (((var_1_11 < var_1_12) || (var_1_4 != var_1_6)) ? (var_1_10 == ((float) var_1_13)) : (var_1_10 == ((float) var_1_12))))) && (var_1_1 ? (var_1_14 == ((signed short int) ((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3))))) : ((((var_1_9 / var_1_15) & var_1_6) >= var_1_4) ? (var_1_14 == ((signed short int) var_1_3)) : (var_1_14 == ((signed short int) -128)))) VAL [isInitial=1, var_1_10=2, var_1_12=3, var_1_13=0, var_1_14=-128, var_1_15=12, var_1_16=254, var_1_17=4, var_1_18=0, var_1_19=254, var_1_1=0, var_1_20=-127, var_1_21=-127, var_1_22=3, var_1_23=-127, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L139] EXPR ((((((var_1_2 * var_1_3) == var_1_4) ? (((var_1_4 > (var_1_5 - var_1_6)) && var_1_7) ? (var_1_1 == ((unsigned char) var_1_8)) : 1) : 1) && (((var_1_1 || (var_1_6 <= var_1_2)) || (var_1_3 != var_1_4)) ? ((((((var_1_6) < (0)) ? (var_1_6) : (0))) <= (-5 + var_1_5)) ? (var_1_9 == ((unsigned long int) var_1_6)) : 1) : 1)) && (((! var_1_1) || var_1_8) ? (var_1_10 == ((float) (((((var_1_11 + var_1_12)) < (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))))) ? ((var_1_11 + var_1_12)) : (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13)))))))) : (((var_1_11 < var_1_12) || (var_1_4 != var_1_6)) ? (var_1_10 == ((float) var_1_13)) : (var_1_10 == ((float) var_1_12))))) && (var_1_1 ? (var_1_14 == ((signed short int) ((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3))))) : ((((var_1_9 / var_1_15) & var_1_6) >= var_1_4) ? (var_1_14 == ((signed short int) var_1_3)) : (var_1_14 == ((signed short int) -128))))) && (((((((var_1_15) > (var_1_9)) ? (var_1_15) : (var_1_9))) / var_1_17) <= (256u << var_1_2)) ? (var_1_16 == ((unsigned char) ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))))) : 1) VAL [isInitial=1, var_1_10=2, var_1_12=3, var_1_13=0, var_1_14=-128, var_1_15=12, var_1_16=254, var_1_17=4, var_1_18=0, var_1_19=254, var_1_1=0, var_1_20=-127, var_1_21=-127, var_1_22=3, var_1_23=-127, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L139-L140] return (((((((((var_1_2 * var_1_3) == var_1_4) ? (((var_1_4 > (var_1_5 - var_1_6)) && var_1_7) ? (var_1_1 == ((unsigned char) var_1_8)) : 1) : 1) && (((var_1_1 || (var_1_6 <= var_1_2)) || (var_1_3 != var_1_4)) ? ((((((var_1_6) < (0)) ? (var_1_6) : (0))) <= (-5 + var_1_5)) ? (var_1_9 == ((unsigned long int) var_1_6)) : 1) : 1)) && (((! var_1_1) || var_1_8) ? (var_1_10 == ((float) (((((var_1_11 + var_1_12)) < (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))))) ? ((var_1_11 + var_1_12)) : (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13)))))))) : (((var_1_11 < var_1_12) || (var_1_4 != var_1_6)) ? (var_1_10 == ((float) var_1_13)) : (var_1_10 == ((float) var_1_12))))) && (var_1_1 ? (var_1_14 == ((signed short int) ((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3))))) : ((((var_1_9 / var_1_15) & var_1_6) >= var_1_4) ? (var_1_14 == ((signed short int) var_1_3)) : (var_1_14 == ((signed short int) -128))))) && (((((((var_1_15) > (var_1_9)) ? (var_1_15) : (var_1_9))) / var_1_17) <= (256u << var_1_2)) ? (var_1_16 == ((unsigned char) ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))))) : 1)) && (var_1_20 == ((signed char) var_1_21))) && (var_1_22 == ((float) var_1_12))) && (var_1_23 == ((signed char) var_1_21)) ; [L149] RET, EXPR property() [L149] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=2, var_1_12=3, var_1_13=0, var_1_14=-128, var_1_15=12, var_1_16=254, var_1_17=4, var_1_18=0, var_1_19=254, var_1_1=0, var_1_20=-127, var_1_21=-127, var_1_22=3, var_1_23=-127, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=2, var_1_12=3, var_1_13=0, var_1_14=-128, var_1_15=12, var_1_16=254, var_1_17=4, var_1_18=0, var_1_19=254, var_1_1=0, var_1_20=-127, var_1_21=-127, var_1_22=3, var_1_23=-127, var_1_2=0, var_1_3=2, var_1_4=2, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 83 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.4s, OverallIterations: 4, TraceHistogramMax: 29, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 492 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 492 mSDsluCounter, 662 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 314 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 391 IncrementalHoareTripleChecker+Invalid, 401 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 348 mSDtfsCounter, 391 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 538 GetRequests, 525 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=161occurred in iteration=3, InterpolantAutomatonStates: 15, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 71 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 894 NumberOfCodeBlocks, 894 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 533 ConstructedInterpolants, 1 QuantifiedInterpolants, 2709 SizeOfPredicates, 5 NumberOfNonLiveVariables, 1226 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 4872/4872 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 [2023-11-28 23:39:58,206 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/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_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-53.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/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_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/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 1515ceb6f758670420bf03659579c75f101fb2f02c9a542a1591764efdb5eeab --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-28 23:40:00,098 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-28 23:40:00,162 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-28 23:40:00,167 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-28 23:40:00,168 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-28 23:40:00,201 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-28 23:40:00,202 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-28 23:40:00,202 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-28 23:40:00,203 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-28 23:40:00,204 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-28 23:40:00,204 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-28 23:40:00,205 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-28 23:40:00,205 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-28 23:40:00,206 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-28 23:40:00,206 INFO L153 SettingsManager]: * Use SBE=true [2023-11-28 23:40:00,207 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-28 23:40:00,207 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-28 23:40:00,208 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-28 23:40:00,208 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-28 23:40:00,209 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-28 23:40:00,209 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-28 23:40:00,211 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-28 23:40:00,212 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-28 23:40:00,212 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-28 23:40:00,212 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-28 23:40:00,212 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-28 23:40:00,213 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-28 23:40:00,213 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-28 23:40:00,213 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-28 23:40:00,214 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-28 23:40:00,214 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-28 23:40:00,215 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-28 23:40:00,215 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-28 23:40:00,215 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-28 23:40:00,216 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-28 23:40:00,216 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-28 23:40:00,216 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-28 23:40:00,216 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-28 23:40:00,216 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-28 23:40:00,217 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-28 23:40:00,217 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-28 23:40:00,217 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-28 23:40:00,217 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-28 23:40:00,218 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-28 23:40:00,218 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-28 23:40:00,218 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_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1515ceb6f758670420bf03659579c75f101fb2f02c9a542a1591764efdb5eeab [2023-11-28 23:40:00,495 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-28 23:40:00,515 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-28 23:40:00,517 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-28 23:40:00,518 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-28 23:40:00,519 INFO L274 PluginConnector]: CDTParser initialized [2023-11-28 23:40:00,520 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-53.i [2023-11-28 23:40:03,364 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-28 23:40:03,542 INFO L384 CDTParser]: Found 1 translation units. [2023-11-28 23:40:03,543 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-53.i [2023-11-28 23:40:03,553 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/bin/uautomizer-verify-BQ2R08f2Ya/data/fc82c7063/13dba3f9bd2e4a538dcaedc63e1ef873/FLAGcb9b40085 [2023-11-28 23:40:03,566 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/bin/uautomizer-verify-BQ2R08f2Ya/data/fc82c7063/13dba3f9bd2e4a538dcaedc63e1ef873 [2023-11-28 23:40:03,569 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-28 23:40:03,570 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-28 23:40:03,572 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-28 23:40:03,572 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-28 23:40:03,576 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-28 23:40:03,577 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:40:03" (1/1) ... [2023-11-28 23:40:03,578 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9d454e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:40:03, skipping insertion in model container [2023-11-28 23:40:03,578 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:40:03" (1/1) ... [2023-11-28 23:40:03,605 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-28 23:40:03,752 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_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-53.i[917,930] [2023-11-28 23:40:03,806 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-28 23:40:03,821 INFO L202 MainTranslator]: Completed pre-run [2023-11-28 23:40:03,834 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_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-53.i[917,930] [2023-11-28 23:40:03,866 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-28 23:40:03,884 INFO L206 MainTranslator]: Completed translation [2023-11-28 23:40:03,884 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:40:03 WrapperNode [2023-11-28 23:40:03,885 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-28 23:40:03,886 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-28 23:40:03,886 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-28 23:40:03,886 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-28 23:40:03,893 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:40:03" (1/1) ... [2023-11-28 23:40:03,905 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:40:03" (1/1) ... [2023-11-28 23:40:03,933 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 159 [2023-11-28 23:40:03,934 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-28 23:40:03,934 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-28 23:40:03,935 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-28 23:40:03,935 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-28 23:40:03,946 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:40:03" (1/1) ... [2023-11-28 23:40:03,946 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:40:03" (1/1) ... [2023-11-28 23:40:03,951 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:40:03" (1/1) ... [2023-11-28 23:40:03,964 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]. [2023-11-28 23:40:03,964 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:40:03" (1/1) ... [2023-11-28 23:40:03,965 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:40:03" (1/1) ... [2023-11-28 23:40:03,975 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:40:03" (1/1) ... [2023-11-28 23:40:03,979 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:40:03" (1/1) ... [2023-11-28 23:40:03,982 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:40:03" (1/1) ... [2023-11-28 23:40:03,984 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:40:03" (1/1) ... [2023-11-28 23:40:03,988 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-28 23:40:03,989 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-28 23:40:03,989 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-28 23:40:03,989 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-28 23:40:03,990 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:40:03" (1/1) ... [2023-11-28 23:40:03,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-28 23:40:04,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:40:04,018 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-28 23:40:04,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-28 23:40:04,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-28 23:40:04,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-28 23:40:04,055 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-28 23:40:04,055 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-28 23:40:04,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-28 23:40:04,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-28 23:40:04,145 INFO L241 CfgBuilder]: Building ICFG [2023-11-28 23:40:04,148 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-28 23:40:04,841 INFO L282 CfgBuilder]: Performing block encoding [2023-11-28 23:40:04,900 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-28 23:40:04,900 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-28 23:40:04,901 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:40:04 BoogieIcfgContainer [2023-11-28 23:40:04,901 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-28 23:40:04,904 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-28 23:40:04,905 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-28 23:40:04,908 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-28 23:40:04,908 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 11:40:03" (1/3) ... [2023-11-28 23:40:04,909 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49d106f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:40:04, skipping insertion in model container [2023-11-28 23:40:04,909 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:40:03" (2/3) ... [2023-11-28 23:40:04,910 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49d106f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:40:04, skipping insertion in model container [2023-11-28 23:40:04,910 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:40:04" (3/3) ... [2023-11-28 23:40:04,911 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-53.i [2023-11-28 23:40:04,931 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-28 23:40:04,932 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-28 23:40:04,984 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-28 23:40:04,990 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;@2bb4fbee, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-28 23:40:04,991 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-28 23:40:04,995 INFO L276 IsEmpty]: Start isEmpty. Operand has 69 states, 37 states have (on average 1.3783783783783783) internal successors, (51), 38 states have internal predecessors, (51), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-28 23:40:05,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-11-28 23:40:05,012 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:40:05,013 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:40:05,014 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 23:40:05,020 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:40:05,020 INFO L85 PathProgramCache]: Analyzing trace with hash -116768340, now seen corresponding path program 1 times [2023-11-28 23:40:05,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-28 23:40:05,036 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [952216781] [2023-11-28 23:40:05,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:40:05,037 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 [2023-11-28 23:40:05,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-28 23:40:05,039 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/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) [2023-11-28 23:40:05,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/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 [2023-11-28 23:40:05,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:40:05,356 INFO L262 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-28 23:40:05,371 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 23:40:05,879 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-28 23:40:05,880 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-28 23:40:05,880 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-28 23:40:05,881 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [952216781] [2023-11-28 23:40:05,881 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [952216781] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:40:05,882 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:40:05,882 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-28 23:40:05,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [278199991] [2023-11-28 23:40:05,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:40:05,889 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-28 23:40:05,890 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-28 23:40:05,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-28 23:40:05,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-28 23:40:05,921 INFO L87 Difference]: Start difference. First operand has 69 states, 37 states have (on average 1.3783783783783783) internal successors, (51), 38 states have internal predecessors, (51), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 2 states have internal predecessors, (31), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-28 23:40:06,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:40:06,309 INFO L93 Difference]: Finished difference Result 199 states and 377 transitions. [2023-11-28 23:40:06,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-28 23:40:06,311 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 2 states have internal predecessors, (31), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 173 [2023-11-28 23:40:06,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:40:06,319 INFO L225 Difference]: With dead ends: 199 [2023-11-28 23:40:06,319 INFO L226 Difference]: Without dead ends: 131 [2023-11-28 23:40:06,322 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-28 23:40:06,324 INFO L413 NwaCegarLoop]: 97 mSDtfsCounter, 16 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 189 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-28 23:40:06,325 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 189 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-28 23:40:06,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2023-11-28 23:40:06,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 129. [2023-11-28 23:40:06,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 68 states have (on average 1.2352941176470589) internal successors, (84), 68 states have internal predecessors, (84), 58 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2023-11-28 23:40:06,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 200 transitions. [2023-11-28 23:40:06,381 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 200 transitions. Word has length 173 [2023-11-28 23:40:06,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:40:06,382 INFO L495 AbstractCegarLoop]: Abstraction has 129 states and 200 transitions. [2023-11-28 23:40:06,383 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 2 states have internal predecessors, (31), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-28 23:40:06,383 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 200 transitions. [2023-11-28 23:40:06,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-11-28 23:40:06,388 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:40:06,388 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:40:06,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/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 [2023-11-28 23:40:06,588 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/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 [2023-11-28 23:40:06,589 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 23:40:06,589 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:40:06,590 INFO L85 PathProgramCache]: Analyzing trace with hash -1964963023, now seen corresponding path program 1 times [2023-11-28 23:40:06,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-28 23:40:06,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1509025101] [2023-11-28 23:40:06,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:40:06,591 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 [2023-11-28 23:40:06,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-28 23:40:06,592 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/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) [2023-11-28 23:40:06,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cb04e1-cdce-45f9-a73e-e8209ea46fb4/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 [2023-11-28 23:40:06,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:40:06,838 INFO L262 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-28 23:40:06,851 INFO L285 TraceCheckSpWp]: Computing forward predicates...