./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-40.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/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_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-40.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/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_4f9e7551-6e28-4d12-8658-32112da91457/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 ff360ccd3a0ad755a7a964ff9d3582570f4eb182f793226f13b7e89a482a33ba --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 03:46:38,337 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 03:46:38,419 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 03:46:38,424 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 03:46:38,424 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 03:46:38,445 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 03:46:38,446 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 03:46:38,447 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 03:46:38,447 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 03:46:38,448 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 03:46:38,448 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 03:46:38,449 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 03:46:38,449 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 03:46:38,450 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 03:46:38,450 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 03:46:38,451 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 03:46:38,451 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 03:46:38,452 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 03:46:38,452 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 03:46:38,453 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 03:46:38,453 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 03:46:38,454 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 03:46:38,454 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 03:46:38,454 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 03:46:38,455 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 03:46:38,455 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 03:46:38,455 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 03:46:38,456 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 03:46:38,456 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 03:46:38,456 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 03:46:38,457 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 03:46:38,457 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 03:46:38,457 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 03:46:38,457 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 03:46:38,458 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 03:46:38,458 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 03:46:38,458 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 03:46:38,458 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 03:46:38,458 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 03:46:38,458 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 03:46:38,459 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 03:46:38,459 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 03:46:38,459 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_4f9e7551-6e28-4d12-8658-32112da91457/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ff360ccd3a0ad755a7a964ff9d3582570f4eb182f793226f13b7e89a482a33ba [2023-11-29 03:46:38,671 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 03:46:38,690 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 03:46:38,692 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 03:46:38,694 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 03:46:38,694 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 03:46:38,695 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-40.i [2023-11-29 03:46:41,457 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 03:46:41,644 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 03:46:41,644 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-40.i [2023-11-29 03:46:41,654 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/data/f9106adca/0d855672932d4d5486a246257f08bcb1/FLAG3bccc8b29 [2023-11-29 03:46:41,667 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/data/f9106adca/0d855672932d4d5486a246257f08bcb1 [2023-11-29 03:46:41,669 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 03:46:41,671 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 03:46:41,672 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 03:46:41,672 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 03:46:41,676 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 03:46:41,677 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:46:41" (1/1) ... [2023-11-29 03:46:41,678 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d7674f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:41, skipping insertion in model container [2023-11-29 03:46:41,678 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:46:41" (1/1) ... [2023-11-29 03:46:41,710 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 03:46:41,829 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_4f9e7551-6e28-4d12-8658-32112da91457/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-40.i[913,926] [2023-11-29 03:46:41,888 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:46:41,899 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 03:46:41,909 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_4f9e7551-6e28-4d12-8658-32112da91457/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-40.i[913,926] [2023-11-29 03:46:41,944 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:46:41,958 INFO L206 MainTranslator]: Completed translation [2023-11-29 03:46:41,958 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:41 WrapperNode [2023-11-29 03:46:41,958 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 03:46:41,959 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 03:46:41,959 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 03:46:41,959 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 03:46:41,965 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:41" (1/1) ... [2023-11-29 03:46:41,976 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:41" (1/1) ... [2023-11-29 03:46:42,014 INFO L138 Inliner]: procedures = 26, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 164 [2023-11-29 03:46:42,015 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 03:46:42,016 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 03:46:42,016 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 03:46:42,016 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 03:46:42,025 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:41" (1/1) ... [2023-11-29 03:46:42,026 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:41" (1/1) ... [2023-11-29 03:46:42,029 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:41" (1/1) ... [2023-11-29 03:46:42,052 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 03:46:42,052 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:41" (1/1) ... [2023-11-29 03:46:42,052 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:41" (1/1) ... [2023-11-29 03:46:42,064 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:41" (1/1) ... [2023-11-29 03:46:42,068 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:41" (1/1) ... [2023-11-29 03:46:42,072 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:41" (1/1) ... [2023-11-29 03:46:42,074 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:41" (1/1) ... [2023-11-29 03:46:42,080 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 03:46:42,081 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 03:46:42,081 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 03:46:42,081 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 03:46:42,082 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:41" (1/1) ... [2023-11-29 03:46:42,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 03:46:42,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:46:42,107 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 03:46:42,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 03:46:42,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 03:46:42,139 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 03:46:42,139 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 03:46:42,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 03:46:42,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 03:46:42,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 03:46:42,214 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 03:46:42,215 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 03:46:42,507 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 03:46:42,570 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 03:46:42,570 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 03:46:42,571 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:46:42 BoogieIcfgContainer [2023-11-29 03:46:42,571 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 03:46:42,574 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 03:46:42,574 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 03:46:42,577 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 03:46:42,578 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 03:46:41" (1/3) ... [2023-11-29 03:46:42,578 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24286c6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 03:46:42, skipping insertion in model container [2023-11-29 03:46:42,579 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:41" (2/3) ... [2023-11-29 03:46:42,579 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24286c6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 03:46:42, skipping insertion in model container [2023-11-29 03:46:42,579 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:46:42" (3/3) ... [2023-11-29 03:46:42,580 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-40.i [2023-11-29 03:46:42,599 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 03:46:42,599 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 03:46:42,649 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 03:46:42,656 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;@dc533b0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 03:46:42,656 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 03:46:42,660 INFO L276 IsEmpty]: Start isEmpty. Operand has 69 states, 36 states have (on average 1.3888888888888888) internal successors, (50), 37 states have internal predecessors, (50), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-29 03:46:42,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-29 03:46:42,677 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:46:42,678 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:46:42,678 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:46:42,684 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:46:42,684 INFO L85 PathProgramCache]: Analyzing trace with hash -816833988, now seen corresponding path program 1 times [2023-11-29 03:46:42,693 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:46:42,694 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [202708383] [2023-11-29 03:46:42,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:46:42,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:46:42,874 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:46:42,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [879343193] [2023-11-29 03:46:42,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:46:42,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:46:42,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:46:42,877 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:46:42,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 03:46:43,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:43,057 INFO L262 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 03:46:43,068 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:46:43,122 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2023-11-29 03:46:43,122 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:46:43,123 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:46:43,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [202708383] [2023-11-29 03:46:43,123 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:46:43,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [879343193] [2023-11-29 03:46:43,124 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [879343193] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:46:43,124 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:46:43,124 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 03:46:43,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1795540982] [2023-11-29 03:46:43,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:46:43,132 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 03:46:43,132 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:46:43,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 03:46:43,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 03:46:43,163 INFO L87 Difference]: Start difference. First operand has 69 states, 36 states have (on average 1.3888888888888888) internal successors, (50), 37 states have internal predecessors, (50), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-29 03:46:43,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:46:43,206 INFO L93 Difference]: Finished difference Result 135 states and 248 transitions. [2023-11-29 03:46:43,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 03:46:43,209 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 178 [2023-11-29 03:46:43,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:46:43,219 INFO L225 Difference]: With dead ends: 135 [2023-11-29 03:46:43,219 INFO L226 Difference]: Without dead ends: 67 [2023-11-29 03:46:43,223 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 [2023-11-29 03:46:43,226 INFO L413 NwaCegarLoop]: 100 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 100 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 03:46:43,227 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 100 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 03:46:43,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2023-11-29 03:46:43,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2023-11-29 03:46:43,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 35 states have (on average 1.2285714285714286) internal successors, (43), 35 states have internal predecessors, (43), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-29 03:46:43,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 103 transitions. [2023-11-29 03:46:43,275 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 103 transitions. Word has length 178 [2023-11-29 03:46:43,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:46:43,277 INFO L495 AbstractCegarLoop]: Abstraction has 67 states and 103 transitions. [2023-11-29 03:46:43,278 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-29 03:46:43,278 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 103 transitions. [2023-11-29 03:46:43,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-11-29 03:46:43,283 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:46:43,283 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:46:43,289 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 03:46:43,485 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-29 03:46:43,487 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:46:43,488 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:46:43,488 INFO L85 PathProgramCache]: Analyzing trace with hash 446963265, now seen corresponding path program 1 times [2023-11-29 03:46:43,489 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:46:43,489 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1557671257] [2023-11-29 03:46:43,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:46:43,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:46:43,560 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:46:43,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [615061536] [2023-11-29 03:46:43,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:46:43,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:46:43,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:46:43,562 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:46:43,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 03:46:43,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:43,733 INFO L262 TraceCheckSpWp]: Trace formula consists of 401 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 03:46:43,740 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:46:43,963 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 857 proven. 33 refuted. 0 times theorem prover too weak. 850 trivial. 0 not checked. [2023-11-29 03:46:43,963 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:46:44,176 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 54 proven. 33 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-11-29 03:46:44,176 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:46:44,177 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1557671257] [2023-11-29 03:46:44,177 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:46:44,177 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [615061536] [2023-11-29 03:46:44,177 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [615061536] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 03:46:44,177 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 03:46:44,177 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-29 03:46:44,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651678823] [2023-11-29 03:46:44,178 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 03:46:44,180 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 03:46:44,180 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:46:44,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 03:46:44,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-29 03:46:44,181 INFO L87 Difference]: Start difference. First operand 67 states and 103 transitions. Second operand has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 7 states have internal predecessors, (41), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2023-11-29 03:46:44,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:46:44,441 INFO L93 Difference]: Finished difference Result 139 states and 208 transitions. [2023-11-29 03:46:44,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 03:46:44,443 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 7 states have internal predecessors, (41), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) Word has length 179 [2023-11-29 03:46:44,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:46:44,446 INFO L225 Difference]: With dead ends: 139 [2023-11-29 03:46:44,447 INFO L226 Difference]: Without dead ends: 73 [2023-11-29 03:46:44,448 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 360 GetRequests, 350 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-29 03:46:44,450 INFO L413 NwaCegarLoop]: 60 mSDtfsCounter, 43 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 171 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 117 SdHoareTripleChecker+Invalid, 182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 03:46:44,450 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 117 Invalid, 182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 171 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 03:46:44,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2023-11-29 03:46:44,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 69. [2023-11-29 03:46:44,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 36 states have (on average 1.1111111111111112) internal successors, (40), 36 states have internal predecessors, (40), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-29 03:46:44,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 100 transitions. [2023-11-29 03:46:44,469 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 100 transitions. Word has length 179 [2023-11-29 03:46:44,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:46:44,470 INFO L495 AbstractCegarLoop]: Abstraction has 69 states and 100 transitions. [2023-11-29 03:46:44,470 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 7 states have internal predecessors, (41), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2023-11-29 03:46:44,471 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 100 transitions. [2023-11-29 03:46:44,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-11-29 03:46:44,474 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:46:44,474 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:46:44,480 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 03:46:44,680 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:46:44,682 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:46:44,683 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:46:44,684 INFO L85 PathProgramCache]: Analyzing trace with hash 504221567, now seen corresponding path program 1 times [2023-11-29 03:46:44,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:46:44,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1973839811] [2023-11-29 03:46:44,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:46:44,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:46:44,760 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:46:44,761 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [89210255] [2023-11-29 03:46:44,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:46:44,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:46:44,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:46:44,762 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:46:44,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 03:46:44,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:46:44,903 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:46:44,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:46:45,076 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 03:46:45,076 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 03:46:45,077 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 03:46:45,084 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 03:46:45,279 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:46:45,290 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-29 03:46:45,300 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 03:46:45,428 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 03:46:45 BoogieIcfgContainer [2023-11-29 03:46:45,428 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 03:46:45,429 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 03:46:45,429 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 03:46:45,429 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 03:46:45,430 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:46:42" (3/4) ... [2023-11-29 03:46:45,432 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 03:46:45,433 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 03:46:45,434 INFO L158 Benchmark]: Toolchain (without parser) took 3762.42ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 123.7MB in the beginning and 138.3MB in the end (delta: -14.6MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2023-11-29 03:46:45,434 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 113.2MB. Free memory is still 76.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 03:46:45,434 INFO L158 Benchmark]: CACSL2BoogieTranslator took 286.52ms. Allocated memory is still 155.2MB. Free memory was 123.2MB in the beginning and 109.1MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-29 03:46:45,435 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.15ms. Allocated memory is still 155.2MB. Free memory was 109.1MB in the beginning and 105.5MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 03:46:45,435 INFO L158 Benchmark]: Boogie Preprocessor took 64.26ms. Allocated memory is still 155.2MB. Free memory was 105.5MB in the beginning and 98.6MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-29 03:46:45,436 INFO L158 Benchmark]: RCFGBuilder took 490.47ms. Allocated memory is still 155.2MB. Free memory was 98.6MB in the beginning and 119.1MB in the end (delta: -20.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-29 03:46:45,436 INFO L158 Benchmark]: TraceAbstraction took 2854.60ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 118.1MB in the beginning and 138.3MB in the end (delta: -20.2MB). Peak memory consumption was 86.7MB. Max. memory is 16.1GB. [2023-11-29 03:46:45,437 INFO L158 Benchmark]: Witness Printer took 3.87ms. Allocated memory is still 186.6MB. Free memory is still 138.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 03:46:45,439 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 113.2MB. Free memory is still 76.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 286.52ms. Allocated memory is still 155.2MB. Free memory was 123.2MB in the beginning and 109.1MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.15ms. Allocated memory is still 155.2MB. Free memory was 109.1MB in the beginning and 105.5MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.26ms. Allocated memory is still 155.2MB. Free memory was 105.5MB in the beginning and 98.6MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 490.47ms. Allocated memory is still 155.2MB. Free memory was 98.6MB in the beginning and 119.1MB in the end (delta: -20.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * TraceAbstraction took 2854.60ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 118.1MB in the beginning and 138.3MB in the end (delta: -20.2MB). Peak memory consumption was 86.7MB. Max. memory is 16.1GB. * Witness Printer took 3.87ms. Allocated memory is still 186.6MB. Free memory is still 138.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 137, overapproximation of someBinaryFLOATComparisonOperation at line 137, overapproximation of someUnaryDOUBLEoperation at line 45. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 128; [L23] signed char var_1_2 = 2; [L24] signed char var_1_3 = -100; [L25] signed short int var_1_4 = -200; [L26] signed long int var_1_5 = -2; [L27] unsigned short int var_1_6 = 32; [L28] unsigned short int var_1_7 = 8; [L29] unsigned short int var_1_8 = 5; [L30] unsigned char var_1_9 = 1; [L31] unsigned char var_1_10 = 0; [L32] unsigned char var_1_11 = 0; [L33] unsigned char var_1_12 = 16; [L34] double var_1_13 = 4.8; [L35] double var_1_14 = 8.4; [L36] unsigned char var_1_15 = 50; [L37] unsigned short int var_1_16 = 1; [L38] float var_1_17 = 25.4; [L39] signed long int var_1_19 = 2; [L40] float var_1_20 = 1.6; [L41] unsigned short int var_1_21 = 0; [L42] unsigned short int var_1_22 = 8; [L43] unsigned short int var_1_23 = 16; [L44] float var_1_24 = 128.5; [L45] double var_1_25 = -0.5; [L46] signed long int var_1_26 = 4; [L141] isInitial = 1 [L142] FCALL initially() [L143] COND TRUE 1 [L144] FCALL updateLastVariables() [L145] CALL updateVariables() [L87] var_1_2 = __VERIFIER_nondet_char() [L88] CALL assume_abort_if_not(var_1_2 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-100, var_1_4=-200, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-100, var_1_4=-200, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L88] RET assume_abort_if_not(var_1_2 >= -128) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-100, var_1_4=-200, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L89] CALL assume_abort_if_not(var_1_2 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-100, var_1_4=-200, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-100, var_1_4=-200, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L89] RET assume_abort_if_not(var_1_2 <= 127) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-100, var_1_4=-200, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L90] var_1_3 = __VERIFIER_nondet_char() [L91] CALL assume_abort_if_not(var_1_3 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=-200, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=-200, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L91] RET assume_abort_if_not(var_1_3 >= -128) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=-200, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L92] CALL assume_abort_if_not(var_1_3 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=-200, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=-200, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L92] RET assume_abort_if_not(var_1_3 <= 127) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=-200, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L93] var_1_4 = __VERIFIER_nondet_short() [L94] CALL assume_abort_if_not(var_1_4 >= -32768) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L94] RET assume_abort_if_not(var_1_4 >= -32768) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L95] CALL assume_abort_if_not(var_1_4 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L95] RET assume_abort_if_not(var_1_4 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L96] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L96] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L97] var_1_5 = __VERIFIER_nondet_long() [L98] CALL assume_abort_if_not(var_1_5 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L98] RET assume_abort_if_not(var_1_5 >= -2147483648) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L99] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L99] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L100] var_1_6 = __VERIFIER_nondet_ushort() [L101] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_7=8, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_7=8, var_1_8=5, var_1_9=1] [L101] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_7=8, var_1_8=5, var_1_9=1] [L102] CALL assume_abort_if_not(var_1_6 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=8, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=8, var_1_8=5, var_1_9=1] [L102] RET assume_abort_if_not(var_1_6 <= 65534) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=8, var_1_8=5, var_1_9=1] [L103] var_1_7 = __VERIFIER_nondet_ushort() [L104] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_8=5, var_1_9=1] [L104] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_8=5, var_1_9=1] [L105] CALL assume_abort_if_not(var_1_7 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=5, var_1_9=1] [L105] RET assume_abort_if_not(var_1_7 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=5, var_1_9=1] [L106] var_1_8 = __VERIFIER_nondet_ushort() [L107] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_9=1] [L107] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_9=1] [L108] CALL assume_abort_if_not(var_1_8 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L108] RET assume_abort_if_not(var_1_8 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L109] var_1_10 = __VERIFIER_nondet_uchar() [L110] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L110] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L111] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L111] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L112] var_1_11 = __VERIFIER_nondet_uchar() [L113] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L113] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=1, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L114] CALL assume_abort_if_not(var_1_11 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L114] RET assume_abort_if_not(var_1_11 <= 0) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L115] var_1_13 = __VERIFIER_nondet_double() [L116] CALL assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L116] RET assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L117] var_1_14 = __VERIFIER_nondet_double() [L118] CALL assume_abort_if_not((var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L118] RET assume_abort_if_not((var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L119] var_1_15 = __VERIFIER_nondet_uchar() [L120] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L120] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L121] CALL assume_abort_if_not(var_1_15 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L121] RET assume_abort_if_not(var_1_15 <= 254) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L122] var_1_19 = __VERIFIER_nondet_long() [L123] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L123] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L124] CALL assume_abort_if_not(var_1_19 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L124] RET assume_abort_if_not(var_1_19 <= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L125] var_1_20 = __VERIFIER_nondet_float() [L126] CALL assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L126] RET assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L127] var_1_22 = __VERIFIER_nondet_ushort() [L128] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L128] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L129] CALL assume_abort_if_not(var_1_22 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=16383, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=16383, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L129] RET assume_abort_if_not(var_1_22 <= 16383) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=16383, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L130] var_1_23 = __VERIFIER_nondet_ushort() [L131] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=16383, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=16383, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L131] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=16383, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L132] CALL assume_abort_if_not(var_1_23 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=16383, var_1_23=0, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=16383, var_1_23=0, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L132] RET assume_abort_if_not(var_1_23 <= 16383) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=16383, var_1_23=0, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L145] RET updateVariables() [L146] CALL step() [L50] COND TRUE ((var_1_3 * var_1_2) / var_1_4) <= var_1_5 [L51] var_1_1 = var_1_6 VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=0, var_1_21=0, var_1_22=16383, var_1_23=0, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L55] COND TRUE (var_1_5 != var_1_4) || var_1_10 [L56] var_1_9 = var_1_11 VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=0, var_1_21=0, var_1_22=16383, var_1_23=0, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=0] [L58] COND FALSE !((var_1_9 && var_1_11) && (50 > var_1_8)) [L65] var_1_12 = var_1_15 VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=0, var_1_21=0, var_1_22=16383, var_1_23=0, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=0] [L67] var_1_16 = (((((((((256) > (var_1_7)) ? (256) : (var_1_7))) + var_1_8)) < (var_1_15)) ? ((((((256) > (var_1_7)) ? (256) : (var_1_7))) + var_1_8)) : (var_1_15))) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=0, var_1_17=127/5, var_1_19=0, var_1_1=0, var_1_21=0, var_1_22=16383, var_1_23=0, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=0] [L68] COND TRUE (var_1_1 - ((((var_1_12) < 0 ) ? -(var_1_12) : (var_1_12)))) < (var_1_8 - var_1_19) [L69] var_1_17 = var_1_20 VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=0, var_1_17=2, var_1_19=0, var_1_1=0, var_1_20=2, var_1_21=0, var_1_22=16383, var_1_23=0, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=0] [L71] COND FALSE !((var_1_10 && var_1_11) && var_1_9) [L74] var_1_21 = ((23370 - var_1_15) + var_1_23) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=0, var_1_17=2, var_1_19=0, var_1_1=0, var_1_20=2, var_1_21=23370, var_1_22=16383, var_1_23=0, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=0] [L76] COND FALSE !(! (-4 < var_1_22)) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=0, var_1_17=2, var_1_19=0, var_1_1=0, var_1_20=2, var_1_21=23370, var_1_22=16383, var_1_23=0, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=0] [L79] COND FALSE !(-4 > var_1_12) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=0, var_1_17=2, var_1_19=0, var_1_1=0, var_1_20=2, var_1_21=23370, var_1_22=16383, var_1_23=0, var_1_24=257/2, var_1_26=4, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=0] [L83] var_1_25 = var_1_20 [L84] var_1_26 = var_1_6 [L146] RET step() [L147] CALL, EXPR property() [L137-L138] return (((((((((((var_1_3 * var_1_2) / var_1_4) <= var_1_5) ? (var_1_1 == ((unsigned short int) var_1_6)) : (var_1_1 == ((unsigned short int) (var_1_7 + var_1_8)))) && (((var_1_5 != var_1_4) || var_1_10) ? (var_1_9 == ((unsigned char) var_1_11)) : 1)) && (((var_1_9 && var_1_11) && (50 > var_1_8)) ? (((- var_1_13) < var_1_14) ? (var_1_10 ? (var_1_12 == ((unsigned char) 5)) : 1) : 1) : (var_1_12 == ((unsigned char) var_1_15)))) && (var_1_16 == ((unsigned short int) (((((((((256) > (var_1_7)) ? (256) : (var_1_7))) + var_1_8)) < (var_1_15)) ? ((((((256) > (var_1_7)) ? (256) : (var_1_7))) + var_1_8)) : (var_1_15)))))) && (((var_1_1 - ((((var_1_12) < 0 ) ? -(var_1_12) : (var_1_12)))) < (var_1_8 - var_1_19)) ? (var_1_17 == ((float) var_1_20)) : 1)) && (((var_1_10 && var_1_11) && var_1_9) ? (var_1_21 == ((unsigned short int) (var_1_12 + (var_1_15 + ((((var_1_22) > (var_1_23)) ? (var_1_22) : (var_1_23))))))) : (var_1_21 == ((unsigned short int) ((23370 - var_1_15) + var_1_23))))) && ((! (-4 < var_1_22)) ? (var_1_24 == ((float) var_1_20)) : ((-4 > var_1_12) ? (var_1_24 == ((float) 10.6f)) : 1))) && (var_1_25 == ((double) var_1_20))) && (var_1_26 == ((signed long int) var_1_6)) ; [L147] RET, EXPR property() [L147] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=0, var_1_17=2, var_1_19=0, var_1_1=0, var_1_20=2, var_1_21=23370, var_1_22=16383, var_1_23=0, var_1_24=257/2, var_1_25=2, var_1_26=0, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=0, var_1_17=2, var_1_19=0, var_1_1=0, var_1_20=2, var_1_21=23370, var_1_22=16383, var_1_23=0, var_1_24=257/2, var_1_25=2, var_1_26=0, var_1_2=-128, var_1_3=-128, var_1_4=16385, var_1_5=16386, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 69 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.7s, OverallIterations: 3, TraceHistogramMax: 30, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 60 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 43 mSDsluCounter, 217 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 57 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 174 IncrementalHoareTripleChecker+Invalid, 185 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 mSolverCounterUnsat, 160 mSDtfsCounter, 174 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 537 GetRequests, 527 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=69occurred in iteration=0, InterpolantAutomatonStates: 11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 536 NumberOfCodeBlocks, 536 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 533 ConstructedInterpolants, 0 QuantifiedInterpolants, 947 SizeOfPredicates, 2 NumberOfNonLiveVariables, 801 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 3 InterpolantComputations, 1 PerfectInterpolantSequences, 5154/5220 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-29 03:46:45,460 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/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_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-40.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/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_4f9e7551-6e28-4d12-8658-32112da91457/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 ff360ccd3a0ad755a7a964ff9d3582570f4eb182f793226f13b7e89a482a33ba --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 03:46:47,376 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 03:46:47,450 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 03:46:47,456 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 03:46:47,456 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 03:46:47,484 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 03:46:47,484 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 03:46:47,485 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 03:46:47,486 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 03:46:47,486 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 03:46:47,487 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 03:46:47,487 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 03:46:47,488 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 03:46:47,488 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 03:46:47,489 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 03:46:47,489 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 03:46:47,490 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 03:46:47,490 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 03:46:47,491 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 03:46:47,491 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 03:46:47,492 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 03:46:47,496 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 03:46:47,497 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 03:46:47,497 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 03:46:47,497 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 03:46:47,498 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 03:46:47,498 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 03:46:47,498 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 03:46:47,499 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 03:46:47,499 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 03:46:47,500 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 03:46:47,500 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 03:46:47,500 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 03:46:47,500 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 03:46:47,501 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 03:46:47,501 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 03:46:47,501 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 03:46:47,501 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 03:46:47,502 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 03:46:47,502 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 03:46:47,502 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 03:46:47,502 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 03:46:47,502 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 03:46:47,503 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 03:46:47,503 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 03:46:47,503 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_4f9e7551-6e28-4d12-8658-32112da91457/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ff360ccd3a0ad755a7a964ff9d3582570f4eb182f793226f13b7e89a482a33ba [2023-11-29 03:46:47,779 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 03:46:47,799 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 03:46:47,801 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 03:46:47,802 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 03:46:47,803 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 03:46:47,804 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-40.i [2023-11-29 03:46:50,578 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 03:46:50,761 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 03:46:50,762 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-40.i [2023-11-29 03:46:50,772 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/data/bf6f46a63/a25694c15dd94bf0b94e4bfb130fc840/FLAGe688a0b7d [2023-11-29 03:46:50,788 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/data/bf6f46a63/a25694c15dd94bf0b94e4bfb130fc840 [2023-11-29 03:46:50,790 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 03:46:50,792 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 03:46:50,793 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 03:46:50,793 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 03:46:50,798 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 03:46:50,799 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:46:50" (1/1) ... [2023-11-29 03:46:50,800 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ce62666 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:50, skipping insertion in model container [2023-11-29 03:46:50,800 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:46:50" (1/1) ... [2023-11-29 03:46:50,833 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 03:46:50,979 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_4f9e7551-6e28-4d12-8658-32112da91457/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-40.i[913,926] [2023-11-29 03:46:51,033 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:46:51,048 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 03:46:51,061 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_4f9e7551-6e28-4d12-8658-32112da91457/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-40.i[913,926] [2023-11-29 03:46:51,087 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:46:51,117 INFO L206 MainTranslator]: Completed translation [2023-11-29 03:46:51,117 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:51 WrapperNode [2023-11-29 03:46:51,117 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 03:46:51,118 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 03:46:51,118 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 03:46:51,118 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 03:46:51,124 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:51" (1/1) ... [2023-11-29 03:46:51,135 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:51" (1/1) ... [2023-11-29 03:46:51,162 INFO L138 Inliner]: procedures = 27, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 159 [2023-11-29 03:46:51,163 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 03:46:51,163 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 03:46:51,163 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 03:46:51,164 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 03:46:51,174 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:51" (1/1) ... [2023-11-29 03:46:51,174 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:51" (1/1) ... [2023-11-29 03:46:51,179 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:51" (1/1) ... [2023-11-29 03:46:51,191 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 03:46:51,191 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:51" (1/1) ... [2023-11-29 03:46:51,192 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:51" (1/1) ... [2023-11-29 03:46:51,202 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:51" (1/1) ... [2023-11-29 03:46:51,206 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:51" (1/1) ... [2023-11-29 03:46:51,209 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:51" (1/1) ... [2023-11-29 03:46:51,211 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:51" (1/1) ... [2023-11-29 03:46:51,215 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 03:46:51,216 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 03:46:51,217 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 03:46:51,217 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 03:46:51,218 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:51" (1/1) ... [2023-11-29 03:46:51,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 03:46:51,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:46:51,244 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 03:46:51,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 03:46:51,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 03:46:51,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 03:46:51,282 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 03:46:51,282 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 03:46:51,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 03:46:51,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 03:46:51,366 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 03:46:51,367 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 03:46:51,900 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 03:46:51,955 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 03:46:51,955 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 03:46:51,956 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:46:51 BoogieIcfgContainer [2023-11-29 03:46:51,956 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 03:46:51,959 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 03:46:51,960 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 03:46:51,963 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 03:46:51,963 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 03:46:50" (1/3) ... [2023-11-29 03:46:51,964 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@581eb0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 03:46:51, skipping insertion in model container [2023-11-29 03:46:51,964 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:46:51" (2/3) ... [2023-11-29 03:46:51,965 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@581eb0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 03:46:51, skipping insertion in model container [2023-11-29 03:46:51,965 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:46:51" (3/3) ... [2023-11-29 03:46:51,966 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-40.i [2023-11-29 03:46:51,986 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 03:46:51,986 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 03:46:52,037 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 03:46:52,043 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;@11b48085, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 03:46:52,044 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 03:46:52,048 INFO L276 IsEmpty]: Start isEmpty. Operand has 69 states, 36 states have (on average 1.3888888888888888) internal successors, (50), 37 states have internal predecessors, (50), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-29 03:46:52,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-29 03:46:52,066 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:46:52,067 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:46:52,067 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:46:52,073 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:46:52,073 INFO L85 PathProgramCache]: Analyzing trace with hash -816833988, now seen corresponding path program 1 times [2023-11-29 03:46:52,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:46:52,088 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [340317927] [2023-11-29 03:46:52,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:46:52,089 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:46:52,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:46:52,090 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:46:52,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-29 03:46:52,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:52,391 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 03:46:52,404 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:46:52,472 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2023-11-29 03:46:52,472 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:46:52,473 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:46:52,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [340317927] [2023-11-29 03:46:52,473 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [340317927] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:46:52,474 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:46:52,474 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 03:46:52,475 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1053928004] [2023-11-29 03:46:52,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:46:52,481 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 03:46:52,481 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:46:52,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 03:46:52,508 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 03:46:52,509 INFO L87 Difference]: Start difference. First operand has 69 states, 36 states have (on average 1.3888888888888888) internal successors, (50), 37 states have internal predecessors, (50), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-29 03:46:52,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:46:52,674 INFO L93 Difference]: Finished difference Result 135 states and 248 transitions. [2023-11-29 03:46:52,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 03:46:52,685 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 178 [2023-11-29 03:46:52,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:46:52,694 INFO L225 Difference]: With dead ends: 135 [2023-11-29 03:46:52,694 INFO L226 Difference]: Without dead ends: 67 [2023-11-29 03:46:52,697 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 [2023-11-29 03:46:52,701 INFO L413 NwaCegarLoop]: 100 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 100 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 03:46:52,702 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 100 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 03:46:52,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2023-11-29 03:46:52,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2023-11-29 03:46:52,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 35 states have (on average 1.2285714285714286) internal successors, (43), 35 states have internal predecessors, (43), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-29 03:46:52,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 103 transitions. [2023-11-29 03:46:52,745 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 103 transitions. Word has length 178 [2023-11-29 03:46:52,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:46:52,748 INFO L495 AbstractCegarLoop]: Abstraction has 67 states and 103 transitions. [2023-11-29 03:46:52,748 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-29 03:46:52,748 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 103 transitions. [2023-11-29 03:46:52,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-11-29 03:46:52,753 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:46:52,753 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:46:52,761 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-29 03:46:52,957 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:46:52,957 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:46:52,958 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:46:52,958 INFO L85 PathProgramCache]: Analyzing trace with hash 446963265, now seen corresponding path program 1 times [2023-11-29 03:46:52,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:46:52,959 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1922625372] [2023-11-29 03:46:52,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:46:52,959 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:46:52,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:46:52,961 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:46:52,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-29 03:46:53,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:53,225 INFO L262 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 03:46:53,231 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:46:53,488 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 857 proven. 33 refuted. 0 times theorem prover too weak. 850 trivial. 0 not checked. [2023-11-29 03:46:53,489 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:46:53,759 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 54 proven. 33 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-11-29 03:46:53,759 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:46:53,759 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1922625372] [2023-11-29 03:46:53,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1922625372] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 03:46:53,760 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 03:46:53,760 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-29 03:46:53,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1173776920] [2023-11-29 03:46:53,760 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 03:46:53,762 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 03:46:53,763 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:46:53,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 03:46:53,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-29 03:46:53,764 INFO L87 Difference]: Start difference. First operand 67 states and 103 transitions. Second operand has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 7 states have internal predecessors, (41), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2023-11-29 03:46:54,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:46:54,277 INFO L93 Difference]: Finished difference Result 139 states and 208 transitions. [2023-11-29 03:46:54,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 03:46:54,285 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 7 states have internal predecessors, (41), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) Word has length 179 [2023-11-29 03:46:54,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:46:54,288 INFO L225 Difference]: With dead ends: 139 [2023-11-29 03:46:54,289 INFO L226 Difference]: Without dead ends: 73 [2023-11-29 03:46:54,290 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 360 GetRequests, 350 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-29 03:46:54,291 INFO L413 NwaCegarLoop]: 59 mSDtfsCounter, 44 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 162 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 115 SdHoareTripleChecker+Invalid, 182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 162 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-29 03:46:54,292 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 115 Invalid, 182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 162 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-29 03:46:54,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2023-11-29 03:46:54,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 69. [2023-11-29 03:46:54,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 36 states have (on average 1.1111111111111112) internal successors, (40), 36 states have internal predecessors, (40), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-29 03:46:54,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 100 transitions. [2023-11-29 03:46:54,308 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 100 transitions. Word has length 179 [2023-11-29 03:46:54,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:46:54,310 INFO L495 AbstractCegarLoop]: Abstraction has 69 states and 100 transitions. [2023-11-29 03:46:54,310 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 7 states have internal predecessors, (41), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2023-11-29 03:46:54,310 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 100 transitions. [2023-11-29 03:46:54,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-11-29 03:46:54,314 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:46:54,314 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:46:54,320 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-11-29 03:46:54,521 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:46:54,522 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:46:54,524 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:46:54,525 INFO L85 PathProgramCache]: Analyzing trace with hash 504221567, now seen corresponding path program 1 times [2023-11-29 03:46:54,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:46:54,529 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [386722486] [2023-11-29 03:46:54,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:46:54,531 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:46:54,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:46:54,535 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:46:54,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f9e7551-6e28-4d12-8658-32112da91457/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-29 03:46:54,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:54,849 INFO L262 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-29 03:46:54,858 INFO L285 TraceCheckSpWp]: Computing forward predicates...