./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-68.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_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/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_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-68.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/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_2f852870-a948-4d76-a741-77c0a016f4c4/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 9cada0c85d469bf843d2b88bb91f13bf498b21137f0d387bee03f08915f85ad4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 02:20:27,011 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 02:20:27,069 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 02:20:27,073 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 02:20:27,074 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 02:20:27,096 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 02:20:27,097 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 02:20:27,097 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 02:20:27,098 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 02:20:27,098 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 02:20:27,099 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 02:20:27,099 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 02:20:27,100 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 02:20:27,101 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 02:20:27,101 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 02:20:27,102 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 02:20:27,102 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 02:20:27,103 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 02:20:27,103 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 02:20:27,104 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 02:20:27,104 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 02:20:27,105 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 02:20:27,105 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 02:20:27,106 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 02:20:27,106 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 02:20:27,107 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 02:20:27,107 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 02:20:27,108 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 02:20:27,108 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 02:20:27,108 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 02:20:27,109 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 02:20:27,109 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 02:20:27,109 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 02:20:27,110 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 02:20:27,110 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 02:20:27,110 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 02:20:27,110 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 02:20:27,110 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 02:20:27,111 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 02:20:27,111 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 02:20:27,111 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 02:20:27,111 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 02:20:27,111 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_2f852870-a948-4d76-a741-77c0a016f4c4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9cada0c85d469bf843d2b88bb91f13bf498b21137f0d387bee03f08915f85ad4 [2023-11-29 02:20:27,323 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 02:20:27,348 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 02:20:27,351 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 02:20:27,352 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 02:20:27,352 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 02:20:27,353 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-68.i [2023-11-29 02:20:30,050 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 02:20:30,250 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 02:20:30,250 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-68.i [2023-11-29 02:20:30,261 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/data/f6e966a03/61d72888be2242cab08c6c2f5e858b7c/FLAG0cb6ec639 [2023-11-29 02:20:30,274 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/data/f6e966a03/61d72888be2242cab08c6c2f5e858b7c [2023-11-29 02:20:30,276 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 02:20:30,277 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 02:20:30,279 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 02:20:30,279 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 02:20:30,283 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 02:20:30,284 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 02:20:30" (1/1) ... [2023-11-29 02:20:30,285 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e639c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:20:30, skipping insertion in model container [2023-11-29 02:20:30,285 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 02:20:30" (1/1) ... [2023-11-29 02:20:30,323 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 02:20:30,485 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_2f852870-a948-4d76-a741-77c0a016f4c4/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-68.i[916,929] [2023-11-29 02:20:30,572 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 02:20:30,585 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 02:20:30,597 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_2f852870-a948-4d76-a741-77c0a016f4c4/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-68.i[916,929] [2023-11-29 02:20:30,638 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 02:20:30,656 INFO L206 MainTranslator]: Completed translation [2023-11-29 02:20:30,656 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:20:30 WrapperNode [2023-11-29 02:20:30,656 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 02:20:30,657 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 02:20:30,658 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 02:20:30,658 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 02:20:30,665 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:20:30" (1/1) ... [2023-11-29 02:20:30,680 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:20:30" (1/1) ... [2023-11-29 02:20:30,723 INFO L138 Inliner]: procedures = 26, calls = 53, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 358 [2023-11-29 02:20:30,724 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 02:20:30,725 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 02:20:30,725 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 02:20:30,725 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 02:20:30,737 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:20:30" (1/1) ... [2023-11-29 02:20:30,737 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:20:30" (1/1) ... [2023-11-29 02:20:30,743 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:20:30" (1/1) ... [2023-11-29 02:20:30,771 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 02:20:30,771 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:20:30" (1/1) ... [2023-11-29 02:20:30,772 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:20:30" (1/1) ... [2023-11-29 02:20:30,791 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:20:30" (1/1) ... [2023-11-29 02:20:30,796 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:20:30" (1/1) ... [2023-11-29 02:20:30,803 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:20:30" (1/1) ... [2023-11-29 02:20:30,807 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:20:30" (1/1) ... [2023-11-29 02:20:30,816 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 02:20:30,817 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 02:20:30,817 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 02:20:30,818 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 02:20:30,818 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:20:30" (1/1) ... [2023-11-29 02:20:30,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 02:20:30,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:20:30,850 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 02:20:30,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 02:20:30,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 02:20:30,882 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 02:20:30,882 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 02:20:30,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 02:20:30,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 02:20:30,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 02:20:30,983 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 02:20:30,985 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 02:20:31,512 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 02:20:31,548 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 02:20:31,548 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 02:20:31,549 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:20:31 BoogieIcfgContainer [2023-11-29 02:20:31,549 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 02:20:31,552 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 02:20:31,552 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 02:20:31,555 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 02:20:31,556 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 02:20:30" (1/3) ... [2023-11-29 02:20:31,556 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1939050d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 02:20:31, skipping insertion in model container [2023-11-29 02:20:31,556 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:20:30" (2/3) ... [2023-11-29 02:20:31,557 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1939050d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 02:20:31, skipping insertion in model container [2023-11-29 02:20:31,557 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:20:31" (3/3) ... [2023-11-29 02:20:31,558 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-68.i [2023-11-29 02:20:31,597 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 02:20:31,597 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 02:20:31,643 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 02:20:31,650 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;@5b77c3bb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 02:20:31,650 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 02:20:31,654 INFO L276 IsEmpty]: Start isEmpty. Operand has 142 states, 99 states have (on average 1.5555555555555556) internal successors, (154), 100 states have internal predecessors, (154), 40 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2023-11-29 02:20:31,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2023-11-29 02:20:31,675 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:20:31,676 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:20:31,676 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:20:31,680 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:20:31,680 INFO L85 PathProgramCache]: Analyzing trace with hash 391233467, now seen corresponding path program 1 times [2023-11-29 02:20:31,687 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:20:31,687 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [795466163] [2023-11-29 02:20:31,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:20:31,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:20:31,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:20:31,931 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:20:31,931 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [795466163] [2023-11-29 02:20:31,932 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 02:20:31,932 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1543127854] [2023-11-29 02:20:31,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:20:31,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:20:31,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:20:31,936 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:20:31,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 02:20:32,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:20:32,184 INFO L262 TraceCheckSpWp]: Trace formula consists of 605 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 02:20:32,200 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:20:32,258 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 3042 trivial. 0 not checked. [2023-11-29 02:20:32,258 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 02:20:32,259 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1543127854] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:20:32,259 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:20:32,260 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 02:20:32,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [776306008] [2023-11-29 02:20:32,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:20:32,267 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 02:20:32,268 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:20:32,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 02:20:32,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 02:20:32,299 INFO L87 Difference]: Start difference. First operand has 142 states, 99 states have (on average 1.5555555555555556) internal successors, (154), 100 states have internal predecessors, (154), 40 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) Second operand has 2 states, 2 states have (on average 34.5) internal successors, (69), 2 states have internal predecessors, (69), 2 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 2 states have call successors, (40) [2023-11-29 02:20:32,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:20:32,351 INFO L93 Difference]: Finished difference Result 281 states and 506 transitions. [2023-11-29 02:20:32,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 02:20:32,354 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 34.5) internal successors, (69), 2 states have internal predecessors, (69), 2 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 2 states have call successors, (40) Word has length 264 [2023-11-29 02:20:32,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:20:32,375 INFO L225 Difference]: With dead ends: 281 [2023-11-29 02:20:32,375 INFO L226 Difference]: Without dead ends: 140 [2023-11-29 02:20:32,379 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 263 GetRequests, 263 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 02:20:32,382 INFO L413 NwaCegarLoop]: 226 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, 226 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 02:20:32,383 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 226 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 02:20:32,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2023-11-29 02:20:32,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2023-11-29 02:20:32,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140 states, 98 states have (on average 1.5204081632653061) internal successors, (149), 98 states have internal predecessors, (149), 40 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2023-11-29 02:20:32,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 229 transitions. [2023-11-29 02:20:32,437 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 229 transitions. Word has length 264 [2023-11-29 02:20:32,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:20:32,438 INFO L495 AbstractCegarLoop]: Abstraction has 140 states and 229 transitions. [2023-11-29 02:20:32,438 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 34.5) internal successors, (69), 2 states have internal predecessors, (69), 2 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 2 states have call successors, (40) [2023-11-29 02:20:32,439 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 229 transitions. [2023-11-29 02:20:32,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2023-11-29 02:20:32,446 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:20:32,447 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:20:32,453 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 02:20:32,647 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-29 02:20:32,648 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:20:32,649 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:20:32,649 INFO L85 PathProgramCache]: Analyzing trace with hash -703805961, now seen corresponding path program 1 times [2023-11-29 02:20:32,649 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:20:32,649 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424420362] [2023-11-29 02:20:32,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:20:32,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:20:32,732 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:20:32,732 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [366119738] [2023-11-29 02:20:32,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:20:32,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:20:32,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:20:32,734 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:20:32,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 02:20:32,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:20:32,941 INFO L262 TraceCheckSpWp]: Trace formula consists of 605 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 02:20:32,950 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:20:33,011 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3120 trivial. 0 not checked. [2023-11-29 02:20:33,011 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 02:20:33,012 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:20:33,012 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424420362] [2023-11-29 02:20:33,012 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:20:33,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [366119738] [2023-11-29 02:20:33,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [366119738] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:20:33,013 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:20:33,013 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 02:20:33,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1548223462] [2023-11-29 02:20:33,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:20:33,016 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 02:20:33,016 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:20:33,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 02:20:33,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 02:20:33,018 INFO L87 Difference]: Start difference. First operand 140 states and 229 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2023-11-29 02:20:33,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:20:33,067 INFO L93 Difference]: Finished difference Result 279 states and 457 transitions. [2023-11-29 02:20:33,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 02:20:33,068 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) Word has length 264 [2023-11-29 02:20:33,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:20:33,073 INFO L225 Difference]: With dead ends: 279 [2023-11-29 02:20:33,073 INFO L226 Difference]: Without dead ends: 140 [2023-11-29 02:20:33,076 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 263 GetRequests, 262 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 02:20:33,077 INFO L413 NwaCegarLoop]: 224 mSDtfsCounter, 56 mSDsluCounter, 166 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 390 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 02:20:33,078 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [56 Valid, 390 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 02:20:33,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2023-11-29 02:20:33,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2023-11-29 02:20:33,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140 states, 98 states have (on average 1.510204081632653) internal successors, (148), 98 states have internal predecessors, (148), 40 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2023-11-29 02:20:33,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 228 transitions. [2023-11-29 02:20:33,100 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 228 transitions. Word has length 264 [2023-11-29 02:20:33,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:20:33,103 INFO L495 AbstractCegarLoop]: Abstraction has 140 states and 228 transitions. [2023-11-29 02:20:33,104 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2023-11-29 02:20:33,104 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 228 transitions. [2023-11-29 02:20:33,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2023-11-29 02:20:33,110 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:20:33,111 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:20:33,120 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 02:20:33,311 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:20:33,312 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:20:33,312 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:20:33,313 INFO L85 PathProgramCache]: Analyzing trace with hash 1347178037, now seen corresponding path program 1 times [2023-11-29 02:20:33,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:20:33,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838187071] [2023-11-29 02:20:33,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:20:33,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:20:33,373 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:20:33,374 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2097879145] [2023-11-29 02:20:33,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:20:33,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:20:33,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:20:33,376 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:20:33,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 02:20:33,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:20:33,611 INFO L262 TraceCheckSpWp]: Trace formula consists of 603 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 02:20:33,620 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:20:34,053 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 477 proven. 108 refuted. 0 times theorem prover too weak. 2535 trivial. 0 not checked. [2023-11-29 02:20:34,054 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:20:34,360 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 9 proven. 108 refuted. 0 times theorem prover too weak. 3003 trivial. 0 not checked. [2023-11-29 02:20:34,360 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:20:34,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838187071] [2023-11-29 02:20:34,360 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:20:34,361 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2097879145] [2023-11-29 02:20:34,361 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2097879145] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 02:20:34,361 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 02:20:34,361 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2023-11-29 02:20:34,362 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [960844737] [2023-11-29 02:20:34,362 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 02:20:34,363 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 02:20:34,364 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:20:34,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 02:20:34,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-29 02:20:34,366 INFO L87 Difference]: Start difference. First operand 140 states and 228 transitions. Second operand has 8 states, 8 states have (on average 13.5) internal successors, (108), 8 states have internal predecessors, (108), 3 states have call successors, (76), 2 states have call predecessors, (76), 4 states have return successors, (77), 3 states have call predecessors, (77), 3 states have call successors, (77) [2023-11-29 02:20:34,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:20:34,775 INFO L93 Difference]: Finished difference Result 285 states and 460 transitions. [2023-11-29 02:20:34,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 02:20:34,777 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 13.5) internal successors, (108), 8 states have internal predecessors, (108), 3 states have call successors, (76), 2 states have call predecessors, (76), 4 states have return successors, (77), 3 states have call predecessors, (77), 3 states have call successors, (77) Word has length 264 [2023-11-29 02:20:34,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:20:34,780 INFO L225 Difference]: With dead ends: 285 [2023-11-29 02:20:34,781 INFO L226 Difference]: Without dead ends: 146 [2023-11-29 02:20:34,782 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 530 GetRequests, 520 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=79, Unknown=0, NotChecked=0, Total=132 [2023-11-29 02:20:34,783 INFO L413 NwaCegarLoop]: 152 mSDtfsCounter, 216 mSDsluCounter, 221 mSDsCounter, 0 mSdLazyCounter, 286 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 219 SdHoareTripleChecker+Valid, 373 SdHoareTripleChecker+Invalid, 305 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 286 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 02:20:34,784 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [219 Valid, 373 Invalid, 305 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 286 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 02:20:34,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2023-11-29 02:20:34,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 144. [2023-11-29 02:20:34,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 101 states have (on average 1.4158415841584158) internal successors, (143), 101 states have internal predecessors, (143), 40 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2023-11-29 02:20:34,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 223 transitions. [2023-11-29 02:20:34,808 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 223 transitions. Word has length 264 [2023-11-29 02:20:34,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:20:34,809 INFO L495 AbstractCegarLoop]: Abstraction has 144 states and 223 transitions. [2023-11-29 02:20:34,810 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.5) internal successors, (108), 8 states have internal predecessors, (108), 3 states have call successors, (76), 2 states have call predecessors, (76), 4 states have return successors, (77), 3 states have call predecessors, (77), 3 states have call successors, (77) [2023-11-29 02:20:34,810 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 223 transitions. [2023-11-29 02:20:34,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2023-11-29 02:20:34,814 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:20:34,814 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:20:34,820 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 02:20:35,015 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:20:35,015 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:20:35,016 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:20:35,016 INFO L85 PathProgramCache]: Analyzing trace with hash 1429723039, now seen corresponding path program 1 times [2023-11-29 02:20:35,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:20:35,016 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430622383] [2023-11-29 02:20:35,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:20:35,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:20:35,064 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:20:35,064 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2062826164] [2023-11-29 02:20:35,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:20:35,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:20:35,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:20:35,066 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:20:35,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 02:20:35,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:20:35,258 INFO L262 TraceCheckSpWp]: Trace formula consists of 604 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 02:20:35,265 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:20:35,624 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1219 proven. 87 refuted. 0 times theorem prover too weak. 1814 trivial. 0 not checked. [2023-11-29 02:20:35,624 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:20:35,950 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 30 proven. 87 refuted. 0 times theorem prover too weak. 3003 trivial. 0 not checked. [2023-11-29 02:20:35,951 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:20:35,951 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430622383] [2023-11-29 02:20:35,951 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:20:35,951 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2062826164] [2023-11-29 02:20:35,951 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2062826164] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 02:20:35,951 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 02:20:35,952 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2023-11-29 02:20:35,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [249203228] [2023-11-29 02:20:35,952 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 02:20:35,953 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 02:20:35,953 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:20:35,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 02:20:35,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-29 02:20:35,955 INFO L87 Difference]: Start difference. First operand 144 states and 223 transitions. Second operand has 8 states, 8 states have (on average 9.625) internal successors, (77), 8 states have internal predecessors, (77), 2 states have call successors, (69), 2 states have call predecessors, (69), 4 states have return successors, (70), 2 states have call predecessors, (70), 2 states have call successors, (70) [2023-11-29 02:20:36,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:20:36,562 INFO L93 Difference]: Finished difference Result 446 states and 681 transitions. [2023-11-29 02:20:36,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-29 02:20:36,563 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.625) internal successors, (77), 8 states have internal predecessors, (77), 2 states have call successors, (69), 2 states have call predecessors, (69), 4 states have return successors, (70), 2 states have call predecessors, (70), 2 states have call successors, (70) Word has length 265 [2023-11-29 02:20:36,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:20:36,567 INFO L225 Difference]: With dead ends: 446 [2023-11-29 02:20:36,567 INFO L226 Difference]: Without dead ends: 303 [2023-11-29 02:20:36,568 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 540 GetRequests, 521 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=112, Invalid=230, Unknown=0, NotChecked=0, Total=342 [2023-11-29 02:20:36,569 INFO L413 NwaCegarLoop]: 172 mSDtfsCounter, 559 mSDsluCounter, 430 mSDsCounter, 0 mSdLazyCounter, 276 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 570 SdHoareTripleChecker+Valid, 602 SdHoareTripleChecker+Invalid, 419 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 276 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-29 02:20:36,570 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [570 Valid, 602 Invalid, 419 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 276 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-29 02:20:36,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2023-11-29 02:20:36,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 293. [2023-11-29 02:20:36,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 293 states, 206 states have (on average 1.4029126213592233) internal successors, (289), 206 states have internal predecessors, (289), 80 states have call successors, (80), 6 states have call predecessors, (80), 6 states have return successors, (80), 80 states have call predecessors, (80), 80 states have call successors, (80) [2023-11-29 02:20:36,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 449 transitions. [2023-11-29 02:20:36,626 INFO L78 Accepts]: Start accepts. Automaton has 293 states and 449 transitions. Word has length 265 [2023-11-29 02:20:36,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:20:36,627 INFO L495 AbstractCegarLoop]: Abstraction has 293 states and 449 transitions. [2023-11-29 02:20:36,628 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.625) internal successors, (77), 8 states have internal predecessors, (77), 2 states have call successors, (69), 2 states have call predecessors, (69), 4 states have return successors, (70), 2 states have call predecessors, (70), 2 states have call successors, (70) [2023-11-29 02:20:36,628 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 449 transitions. [2023-11-29 02:20:36,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2023-11-29 02:20:36,633 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:20:36,633 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:20:36,645 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-29 02:20:36,845 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:20:36,845 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:20:36,846 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:20:36,846 INFO L85 PathProgramCache]: Analyzing trace with hash 418605789, now seen corresponding path program 1 times [2023-11-29 02:20:36,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:20:36,846 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131022262] [2023-11-29 02:20:36,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:20:36,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:20:36,908 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:20:36,909 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [507950853] [2023-11-29 02:20:36,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:20:36,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:20:36,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:20:36,910 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:20:36,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 02:20:37,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:20:37,158 INFO L262 TraceCheckSpWp]: Trace formula consists of 601 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-29 02:20:37,168 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:20:37,332 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1327 proven. 33 refuted. 0 times theorem prover too weak. 1760 trivial. 0 not checked. [2023-11-29 02:20:37,332 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:20:37,576 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 84 proven. 33 refuted. 0 times theorem prover too weak. 3003 trivial. 0 not checked. [2023-11-29 02:20:37,576 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:20:37,576 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131022262] [2023-11-29 02:20:37,576 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:20:37,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [507950853] [2023-11-29 02:20:37,577 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [507950853] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 02:20:37,577 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 02:20:37,577 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2023-11-29 02:20:37,577 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390387570] [2023-11-29 02:20:37,578 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 02:20:37,578 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-29 02:20:37,579 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:20:37,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-29 02:20:37,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2023-11-29 02:20:37,580 INFO L87 Difference]: Start difference. First operand 293 states and 449 transitions. Second operand has 12 states, 12 states have (on average 8.25) internal successors, (99), 12 states have internal predecessors, (99), 3 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) [2023-11-29 02:20:38,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:20:38,331 INFO L93 Difference]: Finished difference Result 617 states and 929 transitions. [2023-11-29 02:20:38,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-29 02:20:38,332 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 8.25) internal successors, (99), 12 states have internal predecessors, (99), 3 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) Word has length 265 [2023-11-29 02:20:38,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:20:38,335 INFO L225 Difference]: With dead ends: 617 [2023-11-29 02:20:38,335 INFO L226 Difference]: Without dead ends: 325 [2023-11-29 02:20:38,337 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 536 GetRequests, 518 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=123, Invalid=257, Unknown=0, NotChecked=0, Total=380 [2023-11-29 02:20:38,338 INFO L413 NwaCegarLoop]: 142 mSDtfsCounter, 606 mSDsluCounter, 425 mSDsCounter, 0 mSdLazyCounter, 582 mSolverCounterSat, 232 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 634 SdHoareTripleChecker+Valid, 567 SdHoareTripleChecker+Invalid, 814 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 232 IncrementalHoareTripleChecker+Valid, 582 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-29 02:20:38,338 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [634 Valid, 567 Invalid, 814 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [232 Valid, 582 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-29 02:20:38,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 325 states. [2023-11-29 02:20:38,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 325 to 311. [2023-11-29 02:20:38,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 311 states, 220 states have (on average 1.3772727272727272) internal successors, (303), 220 states have internal predecessors, (303), 80 states have call successors, (80), 10 states have call predecessors, (80), 10 states have return successors, (80), 80 states have call predecessors, (80), 80 states have call successors, (80) [2023-11-29 02:20:38,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 311 states and 463 transitions. [2023-11-29 02:20:38,378 INFO L78 Accepts]: Start accepts. Automaton has 311 states and 463 transitions. Word has length 265 [2023-11-29 02:20:38,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:20:38,379 INFO L495 AbstractCegarLoop]: Abstraction has 311 states and 463 transitions. [2023-11-29 02:20:38,379 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 8.25) internal successors, (99), 12 states have internal predecessors, (99), 3 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) [2023-11-29 02:20:38,379 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 463 transitions. [2023-11-29 02:20:38,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2023-11-29 02:20:38,382 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:20:38,382 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:20:38,389 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-29 02:20:38,583 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:20:38,583 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:20:38,583 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:20:38,584 INFO L85 PathProgramCache]: Analyzing trace with hash -1207174839, now seen corresponding path program 1 times [2023-11-29 02:20:38,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:20:38,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1988690165] [2023-11-29 02:20:38,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:20:38,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:20:38,615 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:20:38,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1183192017] [2023-11-29 02:20:38,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:20:38,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:20:38,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:20:38,616 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:20:38,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-29 02:20:38,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:20:38,797 INFO L262 TraceCheckSpWp]: Trace formula consists of 604 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-29 02:20:38,803 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:20:39,056 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1509 proven. 72 refuted. 0 times theorem prover too weak. 1539 trivial. 0 not checked. [2023-11-29 02:20:39,057 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:20:39,322 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 45 proven. 72 refuted. 0 times theorem prover too weak. 3003 trivial. 0 not checked. [2023-11-29 02:20:39,322 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:20:39,322 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1988690165] [2023-11-29 02:20:39,322 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:20:39,336 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1183192017] [2023-11-29 02:20:39,336 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1183192017] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 02:20:39,336 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 02:20:39,336 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2023-11-29 02:20:39,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1232945532] [2023-11-29 02:20:39,337 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 02:20:39,338 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-29 02:20:39,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:20:39,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-29 02:20:39,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2023-11-29 02:20:39,339 INFO L87 Difference]: Start difference. First operand 311 states and 463 transitions. Second operand has 12 states, 12 states have (on average 7.916666666666667) internal successors, (95), 12 states have internal predecessors, (95), 3 states have call successors, (64), 2 states have call predecessors, (64), 4 states have return successors, (65), 3 states have call predecessors, (65), 3 states have call successors, (65) [2023-11-29 02:20:39,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:20:39,913 INFO L93 Difference]: Finished difference Result 853 states and 1251 transitions. [2023-11-29 02:20:39,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-29 02:20:39,914 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 7.916666666666667) internal successors, (95), 12 states have internal predecessors, (95), 3 states have call successors, (64), 2 states have call predecessors, (64), 4 states have return successors, (65), 3 states have call predecessors, (65), 3 states have call successors, (65) Word has length 266 [2023-11-29 02:20:39,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:20:39,919 INFO L225 Difference]: With dead ends: 853 [2023-11-29 02:20:39,919 INFO L226 Difference]: Without dead ends: 543 [2023-11-29 02:20:39,921 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 538 GetRequests, 520 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=125, Invalid=255, Unknown=0, NotChecked=0, Total=380 [2023-11-29 02:20:39,922 INFO L413 NwaCegarLoop]: 162 mSDtfsCounter, 785 mSDsluCounter, 411 mSDsCounter, 0 mSdLazyCounter, 395 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 813 SdHoareTripleChecker+Valid, 573 SdHoareTripleChecker+Invalid, 501 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 395 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-29 02:20:39,922 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [813 Valid, 573 Invalid, 501 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 395 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-29 02:20:39,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 543 states. [2023-11-29 02:20:39,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 543 to 519. [2023-11-29 02:20:39,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 519 states, 394 states have (on average 1.3959390862944163) internal successors, (550), 396 states have internal predecessors, (550), 106 states have call successors, (106), 18 states have call predecessors, (106), 18 states have return successors, (106), 104 states have call predecessors, (106), 106 states have call successors, (106) [2023-11-29 02:20:39,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 519 states and 762 transitions. [2023-11-29 02:20:39,978 INFO L78 Accepts]: Start accepts. Automaton has 519 states and 762 transitions. Word has length 266 [2023-11-29 02:20:39,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:20:39,978 INFO L495 AbstractCegarLoop]: Abstraction has 519 states and 762 transitions. [2023-11-29 02:20:39,979 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 7.916666666666667) internal successors, (95), 12 states have internal predecessors, (95), 3 states have call successors, (64), 2 states have call predecessors, (64), 4 states have return successors, (65), 3 states have call predecessors, (65), 3 states have call successors, (65) [2023-11-29 02:20:39,979 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 762 transitions. [2023-11-29 02:20:39,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2023-11-29 02:20:39,981 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:20:39,982 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:20:39,989 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-29 02:20:40,184 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:20:40,185 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:20:40,185 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:20:40,185 INFO L85 PathProgramCache]: Analyzing trace with hash 1242425291, now seen corresponding path program 1 times [2023-11-29 02:20:40,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:20:40,185 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [762062015] [2023-11-29 02:20:40,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:20:40,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:20:40,221 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:20:40,222 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [349061403] [2023-11-29 02:20:40,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:20:40,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:20:40,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:20:40,223 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:20:40,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-29 02:20:40,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:20:40,415 INFO L262 TraceCheckSpWp]: Trace formula consists of 604 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 02:20:40,422 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:20:40,743 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 477 proven. 108 refuted. 0 times theorem prover too weak. 2535 trivial. 0 not checked. [2023-11-29 02:20:40,743 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:20:40,978 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 9 proven. 108 refuted. 0 times theorem prover too weak. 3003 trivial. 0 not checked. [2023-11-29 02:20:40,978 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:20:40,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [762062015] [2023-11-29 02:20:40,979 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:20:40,979 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [349061403] [2023-11-29 02:20:40,979 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [349061403] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 02:20:40,979 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 02:20:40,979 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2023-11-29 02:20:40,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1565042585] [2023-11-29 02:20:40,979 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 02:20:40,980 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 02:20:40,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:20:40,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 02:20:40,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2023-11-29 02:20:40,982 INFO L87 Difference]: Start difference. First operand 519 states and 762 transitions. Second operand has 10 states, 10 states have (on average 11.3) internal successors, (113), 10 states have internal predecessors, (113), 3 states have call successors, (76), 2 states have call predecessors, (76), 4 states have return successors, (77), 3 states have call predecessors, (77), 3 states have call successors, (77) [2023-11-29 02:20:41,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:20:41,402 INFO L93 Difference]: Finished difference Result 1065 states and 1559 transitions. [2023-11-29 02:20:41,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 02:20:41,403 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 11.3) internal successors, (113), 10 states have internal predecessors, (113), 3 states have call successors, (76), 2 states have call predecessors, (76), 4 states have return successors, (77), 3 states have call predecessors, (77), 3 states have call successors, (77) Word has length 266 [2023-11-29 02:20:41,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:20:41,409 INFO L225 Difference]: With dead ends: 1065 [2023-11-29 02:20:41,409 INFO L226 Difference]: Without dead ends: 547 [2023-11-29 02:20:41,411 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 535 GetRequests, 522 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=66, Invalid=144, Unknown=0, NotChecked=0, Total=210 [2023-11-29 02:20:41,412 INFO L413 NwaCegarLoop]: 150 mSDtfsCounter, 223 mSDsluCounter, 505 mSDsCounter, 0 mSdLazyCounter, 447 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 226 SdHoareTripleChecker+Valid, 655 SdHoareTripleChecker+Invalid, 459 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 447 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 02:20:41,412 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [226 Valid, 655 Invalid, 459 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 447 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 02:20:41,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 547 states. [2023-11-29 02:20:41,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 547 to 523. [2023-11-29 02:20:41,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 523 states, 398 states have (on average 1.3919597989949748) internal successors, (554), 400 states have internal predecessors, (554), 106 states have call successors, (106), 18 states have call predecessors, (106), 18 states have return successors, (106), 104 states have call predecessors, (106), 106 states have call successors, (106) [2023-11-29 02:20:41,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 523 states and 766 transitions. [2023-11-29 02:20:41,457 INFO L78 Accepts]: Start accepts. Automaton has 523 states and 766 transitions. Word has length 266 [2023-11-29 02:20:41,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:20:41,458 INFO L495 AbstractCegarLoop]: Abstraction has 523 states and 766 transitions. [2023-11-29 02:20:41,458 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.3) internal successors, (113), 10 states have internal predecessors, (113), 3 states have call successors, (76), 2 states have call predecessors, (76), 4 states have return successors, (77), 3 states have call predecessors, (77), 3 states have call successors, (77) [2023-11-29 02:20:41,458 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 766 transitions. [2023-11-29 02:20:41,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2023-11-29 02:20:41,460 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:20:41,461 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:20:41,466 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2023-11-29 02:20:41,661 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2023-11-29 02:20:41,661 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:20:41,662 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:20:41,662 INFO L85 PathProgramCache]: Analyzing trace with hash -1129313971, now seen corresponding path program 1 times [2023-11-29 02:20:41,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:20:41,662 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [681281716] [2023-11-29 02:20:41,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:20:41,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:20:41,694 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:20:41,695 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1840928467] [2023-11-29 02:20:41,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:20:41,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:20:41,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:20:41,696 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:20:41,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-29 02:20:41,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:20:41,872 INFO L262 TraceCheckSpWp]: Trace formula consists of 603 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 02:20:41,878 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:20:42,160 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3120 trivial. 0 not checked. [2023-11-29 02:20:42,160 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 02:20:42,160 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:20:42,161 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [681281716] [2023-11-29 02:20:42,161 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:20:42,161 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1840928467] [2023-11-29 02:20:42,161 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1840928467] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:20:42,161 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:20:42,161 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 02:20:42,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [129043257] [2023-11-29 02:20:42,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:20:42,162 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 02:20:42,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:20:42,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 02:20:42,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 02:20:42,163 INFO L87 Difference]: Start difference. First operand 523 states and 766 transitions. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2023-11-29 02:20:42,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:20:42,529 INFO L93 Difference]: Finished difference Result 1591 states and 2320 transitions. [2023-11-29 02:20:42,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 02:20:42,529 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) Word has length 266 [2023-11-29 02:20:42,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:20:42,537 INFO L225 Difference]: With dead ends: 1591 [2023-11-29 02:20:42,537 INFO L226 Difference]: Without dead ends: 1069 [2023-11-29 02:20:42,539 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 266 GetRequests, 262 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2023-11-29 02:20:42,540 INFO L413 NwaCegarLoop]: 242 mSDtfsCounter, 185 mSDsluCounter, 352 mSDsCounter, 0 mSdLazyCounter, 238 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 185 SdHoareTripleChecker+Valid, 594 SdHoareTripleChecker+Invalid, 240 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 238 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 02:20:42,540 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [185 Valid, 594 Invalid, 240 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 238 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 02:20:42,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1069 states. [2023-11-29 02:20:42,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1069 to 1063. [2023-11-29 02:20:42,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1063 states, 810 states have (on average 1.385185185185185) internal successors, (1122), 814 states have internal predecessors, (1122), 212 states have call successors, (212), 40 states have call predecessors, (212), 40 states have return successors, (212), 208 states have call predecessors, (212), 212 states have call successors, (212) [2023-11-29 02:20:42,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 1063 states and 1546 transitions. [2023-11-29 02:20:42,646 INFO L78 Accepts]: Start accepts. Automaton has 1063 states and 1546 transitions. Word has length 266 [2023-11-29 02:20:42,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:20:42,647 INFO L495 AbstractCegarLoop]: Abstraction has 1063 states and 1546 transitions. [2023-11-29 02:20:42,647 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2023-11-29 02:20:42,648 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 1546 transitions. [2023-11-29 02:20:42,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2023-11-29 02:20:42,651 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:20:42,651 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:20:42,659 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2023-11-29 02:20:42,852 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:20:42,853 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:20:42,853 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:20:42,853 INFO L85 PathProgramCache]: Analyzing trace with hash -1830913845, now seen corresponding path program 1 times [2023-11-29 02:20:42,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:20:42,854 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315069236] [2023-11-29 02:20:42,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:20:42,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:20:42,891 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:20:42,892 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [609352476] [2023-11-29 02:20:42,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:20:42,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:20:42,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:20:42,893 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:20:42,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-29 02:20:43,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:20:43,124 INFO L262 TraceCheckSpWp]: Trace formula consists of 606 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-29 02:20:43,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:20:44,328 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1517 proven. 222 refuted. 0 times theorem prover too weak. 1381 trivial. 0 not checked. [2023-11-29 02:20:44,328 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:20:45,500 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 111 proven. 231 refuted. 0 times theorem prover too weak. 2778 trivial. 0 not checked. [2023-11-29 02:20:45,500 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:20:45,500 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [315069236] [2023-11-29 02:20:45,500 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:20:45,501 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [609352476] [2023-11-29 02:20:45,501 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [609352476] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 02:20:45,501 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 02:20:45,501 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 30 [2023-11-29 02:20:45,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [762350390] [2023-11-29 02:20:45,501 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 02:20:45,502 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2023-11-29 02:20:45,503 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:20:45,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2023-11-29 02:20:45,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=191, Invalid=679, Unknown=0, NotChecked=0, Total=870 [2023-11-29 02:20:45,505 INFO L87 Difference]: Start difference. First operand 1063 states and 1546 transitions. Second operand has 30 states, 30 states have (on average 4.433333333333334) internal successors, (133), 30 states have internal predecessors, (133), 7 states have call successors, (67), 4 states have call predecessors, (67), 9 states have return successors, (68), 7 states have call predecessors, (68), 7 states have call successors, (68) [2023-11-29 02:20:50,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:20:50,347 INFO L93 Difference]: Finished difference Result 2827 states and 3970 transitions. [2023-11-29 02:20:50,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2023-11-29 02:20:50,348 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 4.433333333333334) internal successors, (133), 30 states have internal predecessors, (133), 7 states have call successors, (67), 4 states have call predecessors, (67), 9 states have return successors, (68), 7 states have call predecessors, (68), 7 states have call successors, (68) Word has length 266 [2023-11-29 02:20:50,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:20:50,359 INFO L225 Difference]: With dead ends: 2827 [2023-11-29 02:20:50,360 INFO L226 Difference]: Without dead ends: 1765 [2023-11-29 02:20:50,366 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 602 GetRequests, 512 SyntacticMatches, 0 SemanticMatches, 90 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2242 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=2038, Invalid=6334, Unknown=0, NotChecked=0, Total=8372 [2023-11-29 02:20:50,367 INFO L413 NwaCegarLoop]: 272 mSDtfsCounter, 1251 mSDsluCounter, 1614 mSDsCounter, 0 mSdLazyCounter, 2880 mSolverCounterSat, 392 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1251 SdHoareTripleChecker+Valid, 1886 SdHoareTripleChecker+Invalid, 3272 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 392 IncrementalHoareTripleChecker+Valid, 2880 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-11-29 02:20:50,367 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1251 Valid, 1886 Invalid, 3272 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [392 Valid, 2880 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2023-11-29 02:20:50,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1765 states. [2023-11-29 02:20:50,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1765 to 731. [2023-11-29 02:20:50,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 731 states, 524 states have (on average 1.3015267175572518) internal successors, (682), 524 states have internal predecessors, (682), 160 states have call successors, (160), 46 states have call predecessors, (160), 46 states have return successors, (160), 160 states have call predecessors, (160), 160 states have call successors, (160) [2023-11-29 02:20:50,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 731 states and 1002 transitions. [2023-11-29 02:20:50,498 INFO L78 Accepts]: Start accepts. Automaton has 731 states and 1002 transitions. Word has length 266 [2023-11-29 02:20:50,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:20:50,499 INFO L495 AbstractCegarLoop]: Abstraction has 731 states and 1002 transitions. [2023-11-29 02:20:50,499 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 4.433333333333334) internal successors, (133), 30 states have internal predecessors, (133), 7 states have call successors, (67), 4 states have call predecessors, (67), 9 states have return successors, (68), 7 states have call predecessors, (68), 7 states have call successors, (68) [2023-11-29 02:20:50,500 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 1002 transitions. [2023-11-29 02:20:50,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2023-11-29 02:20:50,502 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:20:50,502 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:20:50,510 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2023-11-29 02:20:50,704 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:20:50,705 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:20:50,705 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:20:50,705 INFO L85 PathProgramCache]: Analyzing trace with hash -1883048982, now seen corresponding path program 1 times [2023-11-29 02:20:50,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:20:50,705 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1015617432] [2023-11-29 02:20:50,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:20:50,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:20:50,739 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:20:50,739 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2035041235] [2023-11-29 02:20:50,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:20:50,740 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:20:50,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:20:50,741 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:20:50,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-29 02:20:50,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:20:50,963 INFO L262 TraceCheckSpWp]: Trace formula consists of 606 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-29 02:20:50,969 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:20:51,771 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 477 proven. 108 refuted. 0 times theorem prover too weak. 2535 trivial. 0 not checked. [2023-11-29 02:20:51,771 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:20:52,081 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 9 proven. 108 refuted. 0 times theorem prover too weak. 3003 trivial. 0 not checked. [2023-11-29 02:20:52,082 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:20:52,082 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1015617432] [2023-11-29 02:20:52,082 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:20:52,082 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2035041235] [2023-11-29 02:20:52,082 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2035041235] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 02:20:52,082 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 02:20:52,082 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 11 [2023-11-29 02:20:52,083 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1843585153] [2023-11-29 02:20:52,083 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 02:20:52,084 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-29 02:20:52,084 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:20:52,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-29 02:20:52,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2023-11-29 02:20:52,085 INFO L87 Difference]: Start difference. First operand 731 states and 1002 transitions. Second operand has 11 states, 11 states have (on average 12.0) internal successors, (132), 11 states have internal predecessors, (132), 4 states have call successors, (80), 3 states have call predecessors, (80), 5 states have return successors, (80), 4 states have call predecessors, (80), 4 states have call successors, (80) [2023-11-29 02:20:52,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:20:52,933 INFO L93 Difference]: Finished difference Result 1629 states and 2238 transitions. [2023-11-29 02:20:52,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-29 02:20:52,933 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 12.0) internal successors, (132), 11 states have internal predecessors, (132), 4 states have call successors, (80), 3 states have call predecessors, (80), 5 states have return successors, (80), 4 states have call predecessors, (80), 4 states have call successors, (80) Word has length 267 [2023-11-29 02:20:52,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:20:52,940 INFO L225 Difference]: With dead ends: 1629 [2023-11-29 02:20:52,940 INFO L226 Difference]: Without dead ends: 899 [2023-11-29 02:20:52,942 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 538 GetRequests, 523 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=84, Invalid=188, Unknown=0, NotChecked=0, Total=272 [2023-11-29 02:20:52,943 INFO L413 NwaCegarLoop]: 140 mSDtfsCounter, 609 mSDsluCounter, 448 mSDsCounter, 0 mSdLazyCounter, 594 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 612 SdHoareTripleChecker+Valid, 588 SdHoareTripleChecker+Invalid, 657 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 594 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-29 02:20:52,944 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [612 Valid, 588 Invalid, 657 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 594 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-29 02:20:52,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 899 states. [2023-11-29 02:20:53,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 899 to 873. [2023-11-29 02:20:53,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 873 states, 658 states have (on average 1.3328267477203648) internal successors, (877), 660 states have internal predecessors, (877), 166 states have call successors, (166), 48 states have call predecessors, (166), 48 states have return successors, (166), 164 states have call predecessors, (166), 166 states have call successors, (166) [2023-11-29 02:20:53,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 873 states and 1209 transitions. [2023-11-29 02:20:53,093 INFO L78 Accepts]: Start accepts. Automaton has 873 states and 1209 transitions. Word has length 267 [2023-11-29 02:20:53,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:20:53,094 INFO L495 AbstractCegarLoop]: Abstraction has 873 states and 1209 transitions. [2023-11-29 02:20:53,094 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 12.0) internal successors, (132), 11 states have internal predecessors, (132), 4 states have call successors, (80), 3 states have call predecessors, (80), 5 states have return successors, (80), 4 states have call predecessors, (80), 4 states have call successors, (80) [2023-11-29 02:20:53,094 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 1209 transitions. [2023-11-29 02:20:53,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2023-11-29 02:20:53,097 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:20:53,097 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:20:53,105 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2023-11-29 02:20:53,298 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:20:53,298 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:20:53,298 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:20:53,299 INFO L85 PathProgramCache]: Analyzing trace with hash 417773608, now seen corresponding path program 1 times [2023-11-29 02:20:53,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:20:53,299 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [386007711] [2023-11-29 02:20:53,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:20:53,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:20:53,339 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:20:53,340 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [130065649] [2023-11-29 02:20:53,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:20:53,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:20:53,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:20:53,341 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:20:53,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-11-29 02:20:53,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:20:53,535 INFO L262 TraceCheckSpWp]: Trace formula consists of 605 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-29 02:20:53,539 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:20:53,805 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1190 proven. 48 refuted. 0 times theorem prover too weak. 1882 trivial. 0 not checked. [2023-11-29 02:20:53,805 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:20:54,011 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 90 proven. 27 refuted. 0 times theorem prover too weak. 3003 trivial. 0 not checked. [2023-11-29 02:20:54,011 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:20:54,012 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [386007711] [2023-11-29 02:20:54,012 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:20:54,012 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [130065649] [2023-11-29 02:20:54,012 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [130065649] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 02:20:54,012 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 02:20:54,012 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7] total 13 [2023-11-29 02:20:54,012 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1027391055] [2023-11-29 02:20:54,013 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 02:20:54,013 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-11-29 02:20:54,013 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:20:54,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-29 02:20:54,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2023-11-29 02:20:54,014 INFO L87 Difference]: Start difference. First operand 873 states and 1209 transitions. Second operand has 13 states, 13 states have (on average 7.461538461538462) internal successors, (97), 13 states have internal predecessors, (97), 3 states have call successors, (49), 3 states have call predecessors, (49), 5 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2023-11-29 02:20:55,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:20:55,650 INFO L93 Difference]: Finished difference Result 3653 states and 4961 transitions. [2023-11-29 02:20:55,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-11-29 02:20:55,651 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 7.461538461538462) internal successors, (97), 13 states have internal predecessors, (97), 3 states have call successors, (49), 3 states have call predecessors, (49), 5 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) Word has length 267 [2023-11-29 02:20:55,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:20:55,663 INFO L225 Difference]: With dead ends: 3653 [2023-11-29 02:20:55,663 INFO L226 Difference]: Without dead ends: 2781 [2023-11-29 02:20:55,666 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 560 GetRequests, 522 SyntacticMatches, 3 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 349 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=348, Invalid=984, Unknown=0, NotChecked=0, Total=1332 [2023-11-29 02:20:55,666 INFO L413 NwaCegarLoop]: 157 mSDtfsCounter, 813 mSDsluCounter, 920 mSDsCounter, 0 mSdLazyCounter, 649 mSolverCounterSat, 363 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 845 SdHoareTripleChecker+Valid, 1077 SdHoareTripleChecker+Invalid, 1012 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 363 IncrementalHoareTripleChecker+Valid, 649 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-29 02:20:55,666 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [845 Valid, 1077 Invalid, 1012 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [363 Valid, 649 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-29 02:20:55,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2781 states. [2023-11-29 02:20:55,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2781 to 941. [2023-11-29 02:20:55,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 941 states, 718 states have (on average 1.3272980501392757) internal successors, (953), 720 states have internal predecessors, (953), 166 states have call successors, (166), 56 states have call predecessors, (166), 56 states have return successors, (166), 164 states have call predecessors, (166), 166 states have call successors, (166) [2023-11-29 02:20:55,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 941 states and 1285 transitions. [2023-11-29 02:20:55,803 INFO L78 Accepts]: Start accepts. Automaton has 941 states and 1285 transitions. Word has length 267 [2023-11-29 02:20:55,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:20:55,803 INFO L495 AbstractCegarLoop]: Abstraction has 941 states and 1285 transitions. [2023-11-29 02:20:55,804 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 7.461538461538462) internal successors, (97), 13 states have internal predecessors, (97), 3 states have call successors, (49), 3 states have call predecessors, (49), 5 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2023-11-29 02:20:55,804 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 1285 transitions. [2023-11-29 02:20:55,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2023-11-29 02:20:55,805 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:20:55,806 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:20:55,811 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2023-11-29 02:20:56,006 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:20:56,007 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:20:56,007 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:20:56,007 INFO L85 PathProgramCache]: Analyzing trace with hash -426231894, now seen corresponding path program 1 times [2023-11-29 02:20:56,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:20:56,007 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [904285586] [2023-11-29 02:20:56,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:20:56,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:20:56,035 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:20:56,035 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1669317325] [2023-11-29 02:20:56,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:20:56,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:20:56,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:20:56,036 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:20:56,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-11-29 02:20:56,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:20:56,235 INFO L262 TraceCheckSpWp]: Trace formula consists of 605 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-29 02:20:56,240 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:20:56,674 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1985 proven. 87 refuted. 0 times theorem prover too weak. 1048 trivial. 0 not checked. [2023-11-29 02:20:56,674 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:20:57,786 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 246 proven. 96 refuted. 0 times theorem prover too weak. 2778 trivial. 0 not checked. [2023-11-29 02:20:57,787 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:20:57,787 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [904285586] [2023-11-29 02:20:57,787 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:20:57,787 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1669317325] [2023-11-29 02:20:57,787 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1669317325] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 02:20:57,787 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 02:20:57,787 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 22 [2023-11-29 02:20:57,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453581391] [2023-11-29 02:20:57,788 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 02:20:57,789 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2023-11-29 02:20:57,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:20:57,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2023-11-29 02:20:57,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=132, Invalid=330, Unknown=0, NotChecked=0, Total=462 [2023-11-29 02:20:57,791 INFO L87 Difference]: Start difference. First operand 941 states and 1285 transitions. Second operand has 22 states, 21 states have (on average 6.190476190476191) internal successors, (130), 20 states have internal predecessors, (130), 7 states have call successors, (61), 4 states have call predecessors, (61), 9 states have return successors, (62), 7 states have call predecessors, (62), 7 states have call successors, (62) [2023-11-29 02:21:02,065 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:21:07,717 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.20s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:21:08,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:21:08,937 INFO L93 Difference]: Finished difference Result 2961 states and 3969 transitions. [2023-11-29 02:21:08,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2023-11-29 02:21:08,939 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 6.190476190476191) internal successors, (130), 20 states have internal predecessors, (130), 7 states have call successors, (61), 4 states have call predecessors, (61), 9 states have return successors, (62), 7 states have call predecessors, (62), 7 states have call successors, (62) Word has length 267 [2023-11-29 02:21:08,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:21:08,949 INFO L225 Difference]: With dead ends: 2961 [2023-11-29 02:21:08,949 INFO L226 Difference]: Without dead ends: 2021 [2023-11-29 02:21:08,952 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 570 GetRequests, 518 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 676 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=824, Invalid=2038, Unknown=0, NotChecked=0, Total=2862 [2023-11-29 02:21:08,953 INFO L413 NwaCegarLoop]: 222 mSDtfsCounter, 562 mSDsluCounter, 690 mSDsCounter, 0 mSdLazyCounter, 1127 mSolverCounterSat, 246 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 562 SdHoareTripleChecker+Valid, 912 SdHoareTripleChecker+Invalid, 1374 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 246 IncrementalHoareTripleChecker+Valid, 1127 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.0s IncrementalHoareTripleChecker+Time [2023-11-29 02:21:08,953 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [562 Valid, 912 Invalid, 1374 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [246 Valid, 1127 Invalid, 1 Unknown, 0 Unchecked, 9.0s Time] [2023-11-29 02:21:08,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2021 states. [2023-11-29 02:21:09,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2021 to 979. [2023-11-29 02:21:09,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 979 states, 744 states have (on average 1.299731182795699) internal successors, (967), 746 states have internal predecessors, (967), 166 states have call successors, (166), 68 states have call predecessors, (166), 68 states have return successors, (166), 164 states have call predecessors, (166), 166 states have call successors, (166) [2023-11-29 02:21:09,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 979 states and 1299 transitions. [2023-11-29 02:21:09,154 INFO L78 Accepts]: Start accepts. Automaton has 979 states and 1299 transitions. Word has length 267 [2023-11-29 02:21:09,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:21:09,155 INFO L495 AbstractCegarLoop]: Abstraction has 979 states and 1299 transitions. [2023-11-29 02:21:09,156 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 6.190476190476191) internal successors, (130), 20 states have internal predecessors, (130), 7 states have call successors, (61), 4 states have call predecessors, (61), 9 states have return successors, (62), 7 states have call predecessors, (62), 7 states have call successors, (62) [2023-11-29 02:21:09,156 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1299 transitions. [2023-11-29 02:21:09,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2023-11-29 02:21:09,158 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:21:09,158 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:21:09,165 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2023-11-29 02:21:09,358 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:21:09,359 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:21:09,359 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:21:09,359 INFO L85 PathProgramCache]: Analyzing trace with hash 2141054130, now seen corresponding path program 1 times [2023-11-29 02:21:09,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:21:09,360 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820581107] [2023-11-29 02:21:09,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:21:09,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:21:09,401 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:21:09,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [836029427] [2023-11-29 02:21:09,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:21:09,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:21:09,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:21:09,403 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:21:09,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-11-29 02:21:09,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:21:09,695 INFO L262 TraceCheckSpWp]: Trace formula consists of 603 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-29 02:21:09,700 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:21:11,233 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 515 proven. 210 refuted. 0 times theorem prover too weak. 2395 trivial. 0 not checked. [2023-11-29 02:21:11,233 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:21:12,727 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 9 proven. 108 refuted. 0 times theorem prover too weak. 3003 trivial. 0 not checked. [2023-11-29 02:21:12,727 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:21:12,728 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [820581107] [2023-11-29 02:21:12,728 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:21:12,728 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [836029427] [2023-11-29 02:21:12,728 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [836029427] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 02:21:12,728 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 02:21:12,728 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 8] total 17 [2023-11-29 02:21:12,728 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1354535673] [2023-11-29 02:21:12,729 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 02:21:12,730 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-11-29 02:21:12,730 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:21:12,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-11-29 02:21:12,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=193, Unknown=0, NotChecked=0, Total=272 [2023-11-29 02:21:12,732 INFO L87 Difference]: Start difference. First operand 979 states and 1299 transitions. Second operand has 17 states, 17 states have (on average 8.235294117647058) internal successors, (140), 16 states have internal predecessors, (140), 5 states have call successors, (80), 4 states have call predecessors, (80), 6 states have return successors, (80), 5 states have call predecessors, (80), 5 states have call successors, (80) [2023-11-29 02:21:14,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:21:14,722 INFO L93 Difference]: Finished difference Result 2455 states and 3291 transitions. [2023-11-29 02:21:14,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-11-29 02:21:14,723 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 8.235294117647058) internal successors, (140), 16 states have internal predecessors, (140), 5 states have call successors, (80), 4 states have call predecessors, (80), 6 states have return successors, (80), 5 states have call predecessors, (80), 5 states have call successors, (80) Word has length 268 [2023-11-29 02:21:14,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:21:14,730 INFO L225 Difference]: With dead ends: 2455 [2023-11-29 02:21:14,730 INFO L226 Difference]: Without dead ends: 1477 [2023-11-29 02:21:14,732 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 546 GetRequests, 520 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 130 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=243, Invalid=513, Unknown=0, NotChecked=0, Total=756 [2023-11-29 02:21:14,732 INFO L413 NwaCegarLoop]: 139 mSDtfsCounter, 571 mSDsluCounter, 394 mSDsCounter, 0 mSdLazyCounter, 560 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 574 SdHoareTripleChecker+Valid, 533 SdHoareTripleChecker+Invalid, 597 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 560 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-11-29 02:21:14,733 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [574 Valid, 533 Invalid, 597 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 560 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-11-29 02:21:14,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1477 states. [2023-11-29 02:21:14,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1477 to 435. [2023-11-29 02:21:14,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 435 states, 318 states have (on average 1.248427672955975) internal successors, (397), 318 states have internal predecessors, (397), 80 states have call successors, (80), 36 states have call predecessors, (80), 36 states have return successors, (80), 80 states have call predecessors, (80), 80 states have call successors, (80) [2023-11-29 02:21:14,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 435 states and 557 transitions. [2023-11-29 02:21:14,836 INFO L78 Accepts]: Start accepts. Automaton has 435 states and 557 transitions. Word has length 268 [2023-11-29 02:21:14,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:21:14,836 INFO L495 AbstractCegarLoop]: Abstraction has 435 states and 557 transitions. [2023-11-29 02:21:14,837 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 8.235294117647058) internal successors, (140), 16 states have internal predecessors, (140), 5 states have call successors, (80), 4 states have call predecessors, (80), 6 states have return successors, (80), 5 states have call predecessors, (80), 5 states have call successors, (80) [2023-11-29 02:21:14,837 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 557 transitions. [2023-11-29 02:21:14,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2023-11-29 02:21:14,839 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:21:14,839 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:21:14,846 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2023-11-29 02:21:15,039 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:21:15,040 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:21:15,040 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:21:15,040 INFO L85 PathProgramCache]: Analyzing trace with hash 353352417, now seen corresponding path program 1 times [2023-11-29 02:21:15,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:21:15,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1109376239] [2023-11-29 02:21:15,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:21:15,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:21:15,079 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:21:15,079 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1744846795] [2023-11-29 02:21:15,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:21:15,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:21:15,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:21:15,081 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:21:15,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-11-29 02:21:15,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:21:15,476 INFO L262 TraceCheckSpWp]: Trace formula consists of 606 conjuncts, 61 conjunts are in the unsatisfiable core [2023-11-29 02:21:15,483 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:23:31,911 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 2211 proven. 297 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-29 02:23:31,911 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:23:32,358 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3120 trivial. 0 not checked. [2023-11-29 02:23:32,358 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:23:32,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1109376239] [2023-11-29 02:23:32,358 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:23:32,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1744846795] [2023-11-29 02:23:32,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1744846795] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 02:23:32,359 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 02:23:32,359 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [30] total 35 [2023-11-29 02:23:32,359 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217149413] [2023-11-29 02:23:32,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:23:32,360 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 02:23:32,360 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:23:32,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 02:23:32,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=217, Invalid=973, Unknown=0, NotChecked=0, Total=1190 [2023-11-29 02:23:32,361 INFO L87 Difference]: Start difference. First operand 435 states and 557 transitions. Second operand has 6 states, 6 states have (on average 12.0) internal successors, (72), 6 states have internal predecessors, (72), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2023-11-29 02:23:32,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:23:32,843 INFO L93 Difference]: Finished difference Result 943 states and 1224 transitions. [2023-11-29 02:23:32,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 02:23:32,844 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 6 states have internal predecessors, (72), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) Word has length 269 [2023-11-29 02:23:32,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:23:32,846 INFO L225 Difference]: With dead ends: 943 [2023-11-29 02:23:32,846 INFO L226 Difference]: Without dead ends: 507 [2023-11-29 02:23:32,847 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 536 GetRequests, 503 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 327 ImplicationChecksByTransitivity, 13.4s TimeCoverageRelationStatistics Valid=217, Invalid=973, Unknown=0, NotChecked=0, Total=1190 [2023-11-29 02:23:32,848 INFO L413 NwaCegarLoop]: 227 mSDtfsCounter, 210 mSDsluCounter, 271 mSDsCounter, 0 mSdLazyCounter, 262 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 210 SdHoareTripleChecker+Valid, 498 SdHoareTripleChecker+Invalid, 266 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 262 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-29 02:23:32,848 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [210 Valid, 498 Invalid, 266 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 262 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-29 02:23:32,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 507 states. [2023-11-29 02:23:32,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 507 to 439. [2023-11-29 02:23:32,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 439 states, 322 states have (on average 1.2453416149068324) internal successors, (401), 322 states have internal predecessors, (401), 80 states have call successors, (80), 36 states have call predecessors, (80), 36 states have return successors, (80), 80 states have call predecessors, (80), 80 states have call successors, (80) [2023-11-29 02:23:32,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 439 states and 561 transitions. [2023-11-29 02:23:32,969 INFO L78 Accepts]: Start accepts. Automaton has 439 states and 561 transitions. Word has length 269 [2023-11-29 02:23:32,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:23:32,969 INFO L495 AbstractCegarLoop]: Abstraction has 439 states and 561 transitions. [2023-11-29 02:23:32,970 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 6 states have internal predecessors, (72), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2023-11-29 02:23:32,970 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 561 transitions. [2023-11-29 02:23:32,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2023-11-29 02:23:32,972 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:23:32,972 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:23:32,979 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2023-11-29 02:23:33,173 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:23:33,173 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:23:33,174 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:23:33,174 INFO L85 PathProgramCache]: Analyzing trace with hash -1234995485, now seen corresponding path program 1 times [2023-11-29 02:23:33,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:23:33,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695222738] [2023-11-29 02:23:33,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:23:33,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:23:33,211 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:23:33,212 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1353978414] [2023-11-29 02:23:33,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:23:33,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:23:33,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:23:33,213 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:23:33,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-11-29 02:23:33,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:23:33,555 INFO L262 TraceCheckSpWp]: Trace formula consists of 604 conjuncts, 34 conjunts are in the unsatisfiable core [2023-11-29 02:23:33,563 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:23:35,719 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1505 proven. 231 refuted. 0 times theorem prover too weak. 1384 trivial. 0 not checked. [2023-11-29 02:23:35,719 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:23:37,482 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:23:37,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [695222738] [2023-11-29 02:23:37,482 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:23:37,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1353978414] [2023-11-29 02:23:37,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1353978414] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 02:23:37,482 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-29 02:23:37,483 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2023-11-29 02:23:37,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [558349191] [2023-11-29 02:23:37,483 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-29 02:23:37,483 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2023-11-29 02:23:37,484 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:23:37,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-11-29 02:23:37,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=528, Unknown=0, NotChecked=0, Total=650 [2023-11-29 02:23:37,485 INFO L87 Difference]: Start difference. First operand 439 states and 561 transitions. Second operand has 18 states, 18 states have (on average 4.833333333333333) internal successors, (87), 16 states have internal predecessors, (87), 4 states have call successors, (40), 4 states have call predecessors, (40), 6 states have return successors, (40), 4 states have call predecessors, (40), 4 states have call successors, (40) [2023-11-29 02:23:41,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:23:41,581 INFO L93 Difference]: Finished difference Result 2669 states and 3413 transitions. [2023-11-29 02:23:41,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2023-11-29 02:23:41,582 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 4.833333333333333) internal successors, (87), 16 states have internal predecessors, (87), 4 states have call successors, (40), 4 states have call predecessors, (40), 6 states have return successors, (40), 4 states have call predecessors, (40), 4 states have call successors, (40) Word has length 269 [2023-11-29 02:23:41,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:23:41,590 INFO L225 Difference]: With dead ends: 2669 [2023-11-29 02:23:41,590 INFO L226 Difference]: Without dead ends: 2231 [2023-11-29 02:23:41,593 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 355 GetRequests, 291 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1145 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=906, Invalid=3384, Unknown=0, NotChecked=0, Total=4290 [2023-11-29 02:23:41,593 INFO L413 NwaCegarLoop]: 199 mSDtfsCounter, 1171 mSDsluCounter, 1595 mSDsCounter, 0 mSdLazyCounter, 2331 mSolverCounterSat, 268 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1206 SdHoareTripleChecker+Valid, 1794 SdHoareTripleChecker+Invalid, 2599 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 268 IncrementalHoareTripleChecker+Valid, 2331 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2023-11-29 02:23:41,594 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1206 Valid, 1794 Invalid, 2599 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [268 Valid, 2331 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2023-11-29 02:23:41,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2231 states. [2023-11-29 02:23:41,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2231 to 927. [2023-11-29 02:23:41,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 927 states, 692 states have (on average 1.2658959537572254) internal successors, (876), 692 states have internal predecessors, (876), 160 states have call successors, (160), 74 states have call predecessors, (160), 74 states have return successors, (160), 160 states have call predecessors, (160), 160 states have call successors, (160) [2023-11-29 02:23:41,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 927 states and 1196 transitions. [2023-11-29 02:23:41,834 INFO L78 Accepts]: Start accepts. Automaton has 927 states and 1196 transitions. Word has length 269 [2023-11-29 02:23:41,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:23:41,835 INFO L495 AbstractCegarLoop]: Abstraction has 927 states and 1196 transitions. [2023-11-29 02:23:41,835 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 4.833333333333333) internal successors, (87), 16 states have internal predecessors, (87), 4 states have call successors, (40), 4 states have call predecessors, (40), 6 states have return successors, (40), 4 states have call predecessors, (40), 4 states have call successors, (40) [2023-11-29 02:23:41,835 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 1196 transitions. [2023-11-29 02:23:41,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2023-11-29 02:23:41,838 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:23:41,838 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:23:41,846 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2023-11-29 02:23:42,038 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2023-11-29 02:23:42,039 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:23:42,039 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:23:42,039 INFO L85 PathProgramCache]: Analyzing trace with hash 1254533477, now seen corresponding path program 1 times [2023-11-29 02:23:42,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:23:42,039 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460556452] [2023-11-29 02:23:42,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:23:42,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:23:42,066 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:23:42,066 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [593391195] [2023-11-29 02:23:42,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:23:42,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:23:42,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:23:42,068 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:23:42,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2023-11-29 02:23:42,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:23:42,401 INFO L262 TraceCheckSpWp]: Trace formula consists of 604 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-29 02:23:42,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:23:44,257 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1456 proven. 57 refuted. 0 times theorem prover too weak. 1607 trivial. 0 not checked. [2023-11-29 02:23:44,257 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:23:45,507 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 228 proven. 3 refuted. 0 times theorem prover too weak. 2889 trivial. 0 not checked. [2023-11-29 02:23:45,507 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:23:45,507 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460556452] [2023-11-29 02:23:45,507 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:23:45,507 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [593391195] [2023-11-29 02:23:45,507 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [593391195] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 02:23:45,507 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 02:23:45,508 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 9] total 25 [2023-11-29 02:23:45,508 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088062978] [2023-11-29 02:23:45,508 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 02:23:45,509 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2023-11-29 02:23:45,509 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:23:45,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2023-11-29 02:23:45,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=149, Invalid=451, Unknown=0, NotChecked=0, Total=600 [2023-11-29 02:23:45,510 INFO L87 Difference]: Start difference. First operand 927 states and 1196 transitions. Second operand has 25 states, 24 states have (on average 5.0) internal successors, (120), 22 states have internal predecessors, (120), 6 states have call successors, (51), 5 states have call predecessors, (51), 10 states have return successors, (52), 8 states have call predecessors, (52), 6 states have call successors, (52) [2023-11-29 02:23:52,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:23:52,935 INFO L93 Difference]: Finished difference Result 2883 states and 3678 transitions. [2023-11-29 02:23:52,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2023-11-29 02:23:52,936 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 5.0) internal successors, (120), 22 states have internal predecessors, (120), 6 states have call successors, (51), 5 states have call predecessors, (51), 10 states have return successors, (52), 8 states have call predecessors, (52), 6 states have call successors, (52) Word has length 269 [2023-11-29 02:23:52,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:23:52,943 INFO L225 Difference]: With dead ends: 2883 [2023-11-29 02:23:52,943 INFO L226 Difference]: Without dead ends: 1957 [2023-11-29 02:23:52,946 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 590 GetRequests, 515 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1688 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=1302, Invalid=4550, Unknown=0, NotChecked=0, Total=5852 [2023-11-29 02:23:52,947 INFO L413 NwaCegarLoop]: 213 mSDtfsCounter, 1455 mSDsluCounter, 764 mSDsCounter, 0 mSdLazyCounter, 1180 mSolverCounterSat, 470 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1455 SdHoareTripleChecker+Valid, 977 SdHoareTripleChecker+Invalid, 1650 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 470 IncrementalHoareTripleChecker+Valid, 1180 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2023-11-29 02:23:52,947 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1455 Valid, 977 Invalid, 1650 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [470 Valid, 1180 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2023-11-29 02:23:52,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1957 states. [2023-11-29 02:23:53,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1957 to 939. [2023-11-29 02:23:53,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 939 states, 698 states have (on average 1.2492836676217765) internal successors, (872), 698 states have internal predecessors, (872), 160 states have call successors, (160), 80 states have call predecessors, (160), 80 states have return successors, (160), 160 states have call predecessors, (160), 160 states have call successors, (160) [2023-11-29 02:23:53,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 939 states and 1192 transitions. [2023-11-29 02:23:53,271 INFO L78 Accepts]: Start accepts. Automaton has 939 states and 1192 transitions. Word has length 269 [2023-11-29 02:23:53,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:23:53,271 INFO L495 AbstractCegarLoop]: Abstraction has 939 states and 1192 transitions. [2023-11-29 02:23:53,272 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 5.0) internal successors, (120), 22 states have internal predecessors, (120), 6 states have call successors, (51), 5 states have call predecessors, (51), 10 states have return successors, (52), 8 states have call predecessors, (52), 6 states have call successors, (52) [2023-11-29 02:23:53,272 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1192 transitions. [2023-11-29 02:23:53,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2023-11-29 02:23:53,274 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:23:53,274 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:23:53,281 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2023-11-29 02:23:53,475 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:23:53,475 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:23:53,475 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:23:53,476 INFO L85 PathProgramCache]: Analyzing trace with hash -654719420, now seen corresponding path program 1 times [2023-11-29 02:23:53,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:23:53,476 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1261812637] [2023-11-29 02:23:53,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:23:53,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:23:53,509 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:23:53,510 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2049680405] [2023-11-29 02:23:53,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:23:53,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:23:53,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:23:53,512 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:23:53,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2023-11-29 02:23:55,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:23:55,650 INFO L262 TraceCheckSpWp]: Trace formula consists of 601 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-29 02:23:55,654 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:23:56,752 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 2173 proven. 126 refuted. 0 times theorem prover too weak. 821 trivial. 0 not checked. [2023-11-29 02:23:56,752 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:24:03,670 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse4 (mod c_~var_1_19~0 65536))) (let ((.cse1 (+ 2 .cse4)) (.cse2 (mod c_~var_1_29~0 256))) (and (forall ((v_z_390 Int)) (let ((.cse0 (+ .cse2 (* (- 1) v_z_390)))) (or (< (div c_~last_1_var_1_40~0 .cse0) .cse1) (< v_z_390 0) (< 126 v_z_390) (not (= (mod c_~last_1_var_1_40~0 .cse0) 0))))) (or (forall ((v_z_390 Int)) (or (< (div c_~last_1_var_1_40~0 (+ .cse2 (* (- 1) v_z_390))) .cse1) (< v_z_390 0) (< 126 v_z_390))) (< c_~last_1_var_1_40~0 0)) (or (forall ((v_z_390 Int)) (let ((.cse3 (+ .cse2 (* (- 1) v_z_390)))) (or (< .cse2 v_z_390) (< (div c_~last_1_var_1_40~0 .cse3) (+ .cse4 1)) (< 126 v_z_390) (= (mod c_~last_1_var_1_40~0 .cse3) 0)))) (< 0 (+ c_~last_1_var_1_40~0 1))) (forall ((v_z_390 Int)) (or (< (div c_~last_1_var_1_40~0 (+ .cse2 (* (- 1) v_z_390))) (+ 3 .cse4)) (< v_z_390 0) (< 126 v_z_390)))))) is different from false [2023-11-29 02:24:03,678 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:24:03,678 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1261812637] [2023-11-29 02:24:03,678 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:24:03,678 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2049680405] [2023-11-29 02:24:03,678 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2049680405] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 02:24:03,678 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-29 02:24:03,679 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2023-11-29 02:24:03,679 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904333730] [2023-11-29 02:24:03,679 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-29 02:24:03,679 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-29 02:24:03,679 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:24:03,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-29 02:24:03,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=184, Unknown=1, NotChecked=28, Total=272 [2023-11-29 02:24:03,680 INFO L87 Difference]: Start difference. First operand 939 states and 1192 transitions. Second operand has 14 states, 14 states have (on average 6.428571428571429) internal successors, (90), 13 states have internal predecessors, (90), 4 states have call successors, (40), 4 states have call predecessors, (40), 7 states have return successors, (40), 4 states have call predecessors, (40), 4 states have call successors, (40) [2023-11-29 02:24:05,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:24:05,926 INFO L93 Difference]: Finished difference Result 2287 states and 2919 transitions. [2023-11-29 02:24:05,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-11-29 02:24:05,927 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 6.428571428571429) internal successors, (90), 13 states have internal predecessors, (90), 4 states have call successors, (40), 4 states have call predecessors, (40), 7 states have return successors, (40), 4 states have call predecessors, (40), 4 states have call successors, (40) Word has length 269 [2023-11-29 02:24:05,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:24:05,935 INFO L225 Difference]: With dead ends: 2287 [2023-11-29 02:24:05,935 INFO L226 Difference]: Without dead ends: 1349 [2023-11-29 02:24:05,937 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 376 GetRequests, 345 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 184 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=262, Invalid=733, Unknown=1, NotChecked=60, Total=1056 [2023-11-29 02:24:05,938 INFO L413 NwaCegarLoop]: 141 mSDtfsCounter, 401 mSDsluCounter, 1174 mSDsCounter, 0 mSdLazyCounter, 784 mSolverCounterSat, 169 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 401 SdHoareTripleChecker+Valid, 1315 SdHoareTripleChecker+Invalid, 953 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 169 IncrementalHoareTripleChecker+Valid, 784 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-29 02:24:05,938 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [401 Valid, 1315 Invalid, 953 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [169 Valid, 784 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-29 02:24:05,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1349 states. [2023-11-29 02:24:06,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1349 to 1092. [2023-11-29 02:24:06,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1092 states, 791 states have (on average 1.225031605562579) internal successors, (969), 791 states have internal predecessors, (969), 200 states have call successors, (200), 100 states have call predecessors, (200), 100 states have return successors, (200), 200 states have call predecessors, (200), 200 states have call successors, (200) [2023-11-29 02:24:06,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 1092 states and 1369 transitions. [2023-11-29 02:24:06,384 INFO L78 Accepts]: Start accepts. Automaton has 1092 states and 1369 transitions. Word has length 269 [2023-11-29 02:24:06,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:24:06,384 INFO L495 AbstractCegarLoop]: Abstraction has 1092 states and 1369 transitions. [2023-11-29 02:24:06,385 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 6.428571428571429) internal successors, (90), 13 states have internal predecessors, (90), 4 states have call successors, (40), 4 states have call predecessors, (40), 7 states have return successors, (40), 4 states have call predecessors, (40), 4 states have call successors, (40) [2023-11-29 02:24:06,385 INFO L276 IsEmpty]: Start isEmpty. Operand 1092 states and 1369 transitions. [2023-11-29 02:24:06,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2023-11-29 02:24:06,387 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:24:06,387 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:24:06,394 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2023-11-29 02:24:06,587 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:24:06,588 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:24:06,588 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:24:06,588 INFO L85 PathProgramCache]: Analyzing trace with hash -231072698, now seen corresponding path program 1 times [2023-11-29 02:24:06,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:24:06,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [404753745] [2023-11-29 02:24:06,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:24:06,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:24:06,614 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:24:06,614 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2086730298] [2023-11-29 02:24:06,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:24:06,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:24:06,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:24:06,615 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:24:06,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2023-11-29 02:24:06,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:24:06,884 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:24:07,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:24:07,267 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:24:07,267 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 02:24:07,268 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 02:24:07,278 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2023-11-29 02:24:07,470 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17,19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:24:07,473 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:24:07,476 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 02:24:07,613 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-29 02:24:07,615 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated [2023-11-29 02:24:07,616 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet6 could not be translated [2023-11-29 02:24:07,616 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated [2023-11-29 02:24:07,616 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet6 could not be translated [2023-11-29 02:24:07,618 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet8 could not be translated [2023-11-29 02:24:07,618 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet8 could not be translated [2023-11-29 02:24:07,618 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet9 could not be translated [2023-11-29 02:24:07,619 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet10 could not be translated [2023-11-29 02:24:07,619 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short34 could not be translated [2023-11-29 02:24:07,620 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short37 could not be translated [2023-11-29 02:24:07,620 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short34 could not be translated [2023-11-29 02:24:07,620 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short37 could not be translated [2023-11-29 02:24:07,620 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short34 could not be translated [2023-11-29 02:24:07,620 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short39 could not be translated [2023-11-29 02:24:07,620 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short37 could not be translated [2023-11-29 02:24:07,621 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short34 could not be translated [2023-11-29 02:24:07,621 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short41 could not be translated [2023-11-29 02:24:07,621 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short39 could not be translated [2023-11-29 02:24:07,621 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short41 could not be translated [2023-11-29 02:24:07,621 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short34 could not be translated [2023-11-29 02:24:07,621 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short37 could not be translated [2023-11-29 02:24:07,621 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short39 could not be translated [2023-11-29 02:24:07,622 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short44 could not be translated [2023-11-29 02:24:07,655 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 02:24:07 BoogieIcfgContainer [2023-11-29 02:24:07,655 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 02:24:07,655 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 02:24:07,656 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 02:24:07,656 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 02:24:07,656 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:20:31" (3/4) ... [2023-11-29 02:24:07,658 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 02:24:07,659 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 02:24:07,660 INFO L158 Benchmark]: Toolchain (without parser) took 217382.91ms. Allocated memory was 140.5MB in the beginning and 358.6MB in the end (delta: 218.1MB). Free memory was 96.8MB in the beginning and 141.8MB in the end (delta: -44.9MB). Peak memory consumption was 172.6MB. Max. memory is 16.1GB. [2023-11-29 02:24:07,660 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 107.0MB. Free memory is still 74.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 02:24:07,661 INFO L158 Benchmark]: CACSL2BoogieTranslator took 378.16ms. Allocated memory is still 140.5MB. Free memory was 96.3MB in the beginning and 98.7MB in the end (delta: -2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 02:24:07,661 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.68ms. Allocated memory is still 140.5MB. Free memory was 98.2MB in the beginning and 91.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-29 02:24:07,662 INFO L158 Benchmark]: Boogie Preprocessor took 91.64ms. Allocated memory is still 140.5MB. Free memory was 91.9MB in the beginning and 83.0MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-29 02:24:07,662 INFO L158 Benchmark]: RCFGBuilder took 731.60ms. Allocated memory is still 140.5MB. Free memory was 83.0MB in the beginning and 37.9MB in the end (delta: 45.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2023-11-29 02:24:07,662 INFO L158 Benchmark]: TraceAbstraction took 216103.08ms. Allocated memory was 140.5MB in the beginning and 358.6MB in the end (delta: 218.1MB). Free memory was 36.9MB in the beginning and 142.8MB in the end (delta: -105.9MB). Peak memory consumption was 115.3MB. Max. memory is 16.1GB. [2023-11-29 02:24:07,663 INFO L158 Benchmark]: Witness Printer took 4.11ms. Allocated memory is still 358.6MB. Free memory was 142.8MB in the beginning and 141.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 02:24:07,665 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 107.0MB. Free memory is still 74.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 378.16ms. Allocated memory is still 140.5MB. Free memory was 96.3MB in the beginning and 98.7MB in the end (delta: -2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.68ms. Allocated memory is still 140.5MB. Free memory was 98.2MB in the beginning and 91.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 91.64ms. Allocated memory is still 140.5MB. Free memory was 91.9MB in the beginning and 83.0MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 731.60ms. Allocated memory is still 140.5MB. Free memory was 83.0MB in the beginning and 37.9MB in the end (delta: 45.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * TraceAbstraction took 216103.08ms. Allocated memory was 140.5MB in the beginning and 358.6MB in the end (delta: 218.1MB). Free memory was 36.9MB in the beginning and 142.8MB in the end (delta: -105.9MB). Peak memory consumption was 115.3MB. Max. memory is 16.1GB. * Witness Printer took 4.11ms. Allocated memory is still 358.6MB. Free memory was 142.8MB in the beginning and 141.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet8 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet8 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet9 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet10 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short34 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short37 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short34 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short37 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short34 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short39 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short37 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short34 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short41 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short39 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short41 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short34 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short37 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short39 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short44 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 216, overapproximation of shiftLeft at line 94, overapproximation of bitwiseOr at line 139, overapproximation of someBinaryArithmeticFLOAToperation at line 133. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 10.875; [L23] float var_1_4 = 64.75; [L24] float var_1_5 = 4.75; [L25] float var_1_6 = 63.95; [L26] unsigned long int var_1_7 = 32; [L27] unsigned long int var_1_8 = 4162005566; [L28] float var_1_11 = 0.5; [L29] unsigned char var_1_12 = 1; [L30] unsigned char var_1_13 = 0; [L31] unsigned char var_1_14 = 0; [L32] unsigned char var_1_15 = 0; [L33] float var_1_16 = 32.375; [L34] unsigned short int var_1_17 = 32; [L35] unsigned short int var_1_18 = 18423; [L36] unsigned short int var_1_19 = 19325; [L37] unsigned short int var_1_20 = 10000; [L38] unsigned short int var_1_21 = 5; [L39] unsigned long int var_1_22 = 128; [L40] unsigned short int var_1_23 = 1; [L41] signed char var_1_24 = 5; [L42] signed char var_1_25 = 32; [L43] signed char var_1_26 = -10; [L44] signed long int var_1_27 = 1081977464; [L45] unsigned short int var_1_28 = 1; [L46] unsigned char var_1_29 = 128; [L47] unsigned char var_1_30 = 100; [L48] unsigned short int var_1_31 = 37977; [L49] unsigned short int var_1_32 = 1; [L50] float var_1_34 = 49.4; [L51] float var_1_35 = 2.5; [L52] float var_1_36 = 7.7; [L53] float var_1_37 = 4.8; [L54] signed short int var_1_38 = -10; [L55] signed short int var_1_39 = 10000; [L56] signed long int var_1_40 = -2; [L57] signed short int var_1_42 = -1; [L58] float last_1_var_1_11 = 0.5; [L59] unsigned short int last_1_var_1_23 = 1; [L60] unsigned short int last_1_var_1_28 = 1; [L61] signed short int last_1_var_1_38 = -10; [L62] signed long int last_1_var_1_40 = -2; [L63] signed short int last_1_var_1_42 = -1; [L220] isInitial = 1 [L221] FCALL initially() [L222] COND TRUE 1 [L223] CALL updateLastVariables() [L208] last_1_var_1_11 = var_1_11 [L209] last_1_var_1_23 = var_1_23 [L210] last_1_var_1_28 = var_1_28 [L211] last_1_var_1_38 = var_1_38 [L212] last_1_var_1_40 = var_1_40 [L213] last_1_var_1_42 = var_1_42 [L223] RET updateLastVariables() [L224] CALL updateVariables() [L144] var_1_4 = __VERIFIER_nondet_float() [L145] CALL assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_5=19/4, var_1_6=1279/20, var_1_7=32, var_1_8=4162005566] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_5=19/4, var_1_6=1279/20, var_1_7=32, var_1_8=4162005566] [L145] RET assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_5=19/4, var_1_6=1279/20, var_1_7=32, var_1_8=4162005566] [L146] var_1_5 = __VERIFIER_nondet_float() [L147] CALL assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_6=1279/20, var_1_7=32, var_1_8=4162005566] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_6=1279/20, var_1_7=32, var_1_8=4162005566] [L147] RET assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_6=1279/20, var_1_7=32, var_1_8=4162005566] [L148] var_1_6 = __VERIFIER_nondet_float() [L149] CALL assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4162005566] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4162005566] [L149] RET assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4162005566] [L150] var_1_8 = __VERIFIER_nondet_ulong() [L151] CALL assume_abort_if_not(var_1_8 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L151] RET assume_abort_if_not(var_1_8 >= 2147483647) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L152] CALL assume_abort_if_not(var_1_8 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L152] RET assume_abort_if_not(var_1_8 <= 4294967294) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L153] var_1_12 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L154] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L155] CALL assume_abort_if_not(var_1_12 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L155] RET assume_abort_if_not(var_1_12 <= 1) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L156] var_1_14 = __VERIFIER_nondet_uchar() [L157] CALL assume_abort_if_not(var_1_14 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L157] RET assume_abort_if_not(var_1_14 >= 1) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L158] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L158] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L159] var_1_15 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L160] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L161] CALL assume_abort_if_not(var_1_15 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L161] RET assume_abort_if_not(var_1_15 <= 0) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L162] var_1_18 = __VERIFIER_nondet_ushort() [L163] CALL assume_abort_if_not(var_1_18 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L163] RET assume_abort_if_not(var_1_18 >= 16383) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L164] CALL assume_abort_if_not(var_1_18 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L164] RET assume_abort_if_not(var_1_18 <= 32767) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L165] var_1_19 = __VERIFIER_nondet_ushort() [L166] CALL assume_abort_if_not(var_1_19 >= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L166] RET assume_abort_if_not(var_1_19 >= 16384) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L167] CALL assume_abort_if_not(var_1_19 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L167] RET assume_abort_if_not(var_1_19 <= 32767) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L168] var_1_20 = __VERIFIER_nondet_ushort() [L169] CALL assume_abort_if_not(var_1_20 >= 8192) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L169] RET assume_abort_if_not(var_1_20 >= 8192) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L170] CALL assume_abort_if_not(var_1_20 <= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L170] RET assume_abort_if_not(var_1_20 <= 16384) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L171] var_1_21 = __VERIFIER_nondet_ushort() [L172] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L172] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L173] CALL assume_abort_if_not(var_1_21 <= 8192) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L173] RET assume_abort_if_not(var_1_21 <= 8192) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L174] var_1_24 = __VERIFIER_nondet_char() [L175] CALL assume_abort_if_not(var_1_24 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L175] RET assume_abort_if_not(var_1_24 >= -1) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L176] CALL assume_abort_if_not(var_1_24 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L176] RET assume_abort_if_not(var_1_24 <= 127) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L177] var_1_25 = __VERIFIER_nondet_char() [L178] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L178] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L179] CALL assume_abort_if_not(var_1_25 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L179] RET assume_abort_if_not(var_1_25 <= 127) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L180] var_1_26 = __VERIFIER_nondet_char() [L181] CALL assume_abort_if_not(var_1_26 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L181] RET assume_abort_if_not(var_1_26 >= -128) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L182] CALL assume_abort_if_not(var_1_26 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L182] RET assume_abort_if_not(var_1_26 <= 127) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L183] CALL assume_abort_if_not(var_1_26 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L183] RET assume_abort_if_not(var_1_26 != 0) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L184] var_1_27 = __VERIFIER_nondet_long() [L185] CALL assume_abort_if_not(var_1_27 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L185] RET assume_abort_if_not(var_1_27 >= 1073741823) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L186] CALL assume_abort_if_not(var_1_27 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L186] RET assume_abort_if_not(var_1_27 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L187] var_1_29 = __VERIFIER_nondet_uchar() [L188] CALL assume_abort_if_not(var_1_29 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L188] RET assume_abort_if_not(var_1_29 >= 127) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L189] CALL assume_abort_if_not(var_1_29 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L189] RET assume_abort_if_not(var_1_29 <= 255) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L190] var_1_30 = __VERIFIER_nondet_uchar() [L191] CALL assume_abort_if_not(var_1_30 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L191] RET assume_abort_if_not(var_1_30 >= 1) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L192] CALL assume_abort_if_not(var_1_30 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L192] RET assume_abort_if_not(var_1_30 <= 126) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L193] CALL assume_abort_if_not(var_1_30 != 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L193] RET assume_abort_if_not(var_1_30 != 127) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L194] var_1_31 = __VERIFIER_nondet_ushort() [L195] CALL assume_abort_if_not(var_1_31 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L195] RET assume_abort_if_not(var_1_31 >= 32767) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L196] CALL assume_abort_if_not(var_1_31 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L196] RET assume_abort_if_not(var_1_31 <= 65534) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L197] var_1_35 = __VERIFIER_nondet_float() [L198] CALL assume_abort_if_not((var_1_35 >= 0.0F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 4611686.018427382800e+12F && var_1_35 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=1, var_1_34=247/5, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=1, var_1_34=247/5, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L198] RET assume_abort_if_not((var_1_35 >= 0.0F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 4611686.018427382800e+12F && var_1_35 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=1, var_1_34=247/5, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L199] var_1_36 = __VERIFIER_nondet_float() [L200] CALL assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 4611686.018427382800e+12F && var_1_36 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=1, var_1_34=247/5, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=1, var_1_34=247/5, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L200] RET assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 4611686.018427382800e+12F && var_1_36 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=1, var_1_34=247/5, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L201] var_1_37 = __VERIFIER_nondet_float() [L202] CALL assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 4611686.018427382800e+12F && var_1_37 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=1, var_1_34=247/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=1, var_1_34=247/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L202] RET assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 4611686.018427382800e+12F && var_1_37 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=1, var_1_34=247/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L203] var_1_39 = __VERIFIER_nondet_short() [L204] CALL assume_abort_if_not(var_1_39 >= 8191) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=1, var_1_34=247/5, var_1_38=-10, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=1, var_1_34=247/5, var_1_38=-10, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L204] RET assume_abort_if_not(var_1_39 >= 8191) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=1, var_1_34=247/5, var_1_38=-10, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L205] CALL assume_abort_if_not(var_1_39 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=1, var_1_34=247/5, var_1_38=-10, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=1, var_1_34=247/5, var_1_38=-10, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L205] RET assume_abort_if_not(var_1_39 <= 16383) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=1, var_1_34=247/5, var_1_38=-10, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L224] RET updateVariables() [L225] CALL step() [L67] COND TRUE ((((last_1_var_1_42) < (var_1_24)) ? (last_1_var_1_42) : (var_1_24))) != (last_1_var_1_38 + ((((last_1_var_1_28) < (last_1_var_1_23)) ? (last_1_var_1_28) : (last_1_var_1_23)))) [L68] var_1_32 = var_1_30 VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=126, var_1_34=247/5, var_1_38=-10, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L76] unsigned short int stepLocal_5 = var_1_19; VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_5=16384, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=126, var_1_34=247/5, var_1_38=-10, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L77] COND TRUE stepLocal_5 > var_1_32 [L78] var_1_38 = (var_1_29 + (((((var_1_21) < (var_1_30)) ? (var_1_21) : (var_1_30))) - (var_1_39 - 16))) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_5=16384, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=126, var_1_34=247/5, var_1_38=-16114, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L80] EXPR var_1_19 << var_1_20 VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_5=16384, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=126, var_1_34=247/5, var_1_38=-16114, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L80] COND FALSE !((last_1_var_1_40 / (var_1_29 - var_1_30)) > (var_1_19 << var_1_20)) [L83] var_1_28 = 50 VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_5=16384, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=126, var_1_34=247/5, var_1_38=-16114, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L85] signed long int stepLocal_3 = -1; VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_3=-1, stepLocal_5=16384, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=126, var_1_34=247/5, var_1_38=-16114, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L86] COND FALSE !(stepLocal_3 > ((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28)))) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_3=-1, stepLocal_5=16384, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=126, var_1_34=247/5, var_1_38=-16114, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L89] COND TRUE var_1_5 < var_1_4 [L90] var_1_7 = (((((var_1_8 - var_1_28)) < (var_1_17)) ? ((var_1_8 - var_1_28)) : (var_1_17))) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_3=-1, stepLocal_5=16384, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=126, var_1_34=247/5, var_1_38=-16114, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L94] EXPR var_1_18 << var_1_32 VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_3=-1, stepLocal_5=16384, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=128, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=126, var_1_34=247/5, var_1_38=-16114, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L94] COND FALSE !((var_1_18 << var_1_32) <= (var_1_19 + var_1_20)) [L101] var_1_22 = var_1_18 VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_3=-1, stepLocal_5=16384, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=32767, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=126, var_1_34=247/5, var_1_38=-16114, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L103] signed long int stepLocal_4 = (var_1_24 - var_1_25) / var_1_26; VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_3=-1, stepLocal_4=0, stepLocal_5=16384, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=32767, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=126, var_1_34=247/5, var_1_38=-16114, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L104] COND FALSE !(stepLocal_4 == (var_1_19 - (var_1_27 - var_1_18))) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_3=-1, stepLocal_4=0, stepLocal_5=16384, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=32767, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=126, var_1_34=247/5, var_1_38=-16114, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L107] EXPR var_1_8 ^ var_1_38 VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_3=-1, stepLocal_4=0, stepLocal_5=16384, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=32767, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=126, var_1_34=247/5, var_1_38=-16114, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L107] EXPR var_1_29 & (var_1_8 ^ var_1_38) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_3=-1, stepLocal_4=0, stepLocal_5=16384, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=32767, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=126, var_1_34=247/5, var_1_38=-16114, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L107] COND TRUE (var_1_29 & (var_1_8 ^ var_1_38)) < var_1_17 [L108] var_1_34 = ((255.5f - var_1_35) + (((((var_1_36 - var_1_37)) < (var_1_5)) ? ((var_1_36 - var_1_37)) : (var_1_5)))) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_3=-1, stepLocal_4=0, stepLocal_5=16384, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=32767, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=126, var_1_38=-16114, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951181] [L110] var_1_42 = var_1_25 [L111] unsigned short int stepLocal_6 = var_1_32; VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_3=-1, stepLocal_4=0, stepLocal_5=16384, stepLocal_6=126, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=32767, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=126, var_1_38=-16114, var_1_39=16383, var_1_40=-2, var_1_42=0, var_1_7=32, var_1_8=4294951181] [L112] COND TRUE \read(var_1_14) [L113] var_1_40 = (((((var_1_30 + var_1_32)) < (var_1_23)) ? ((var_1_30 + var_1_32)) : (var_1_23))) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_3=-1, stepLocal_4=0, stepLocal_5=16384, stepLocal_6=126, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=32767, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=126, var_1_38=-16114, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_7=32, var_1_8=4294951181] [L121] unsigned long int stepLocal_1 = var_1_8 + var_1_17; VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_1=4294951213, stepLocal_3=-1, stepLocal_4=0, stepLocal_5=16384, stepLocal_6=126, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=32767, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=126, var_1_38=-16114, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_7=32, var_1_8=4294951181] [L122] COND FALSE !(\read(var_1_12)) [L127] var_1_13 = var_1_15 VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_1=4294951213, stepLocal_3=-1, stepLocal_4=0, stepLocal_5=16384, stepLocal_6=126, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=32767, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=126, var_1_38=-16114, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_7=32, var_1_8=4294951181] [L129] signed long int stepLocal_0 = var_1_40; VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_0=1, stepLocal_1=4294951213, stepLocal_3=-1, stepLocal_4=0, stepLocal_5=16384, stepLocal_6=126, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=87/8, var_1_20=16384, var_1_21=127, var_1_22=32767, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=126, var_1_38=-16114, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_7=32, var_1_8=4294951181] [L130] COND FALSE !(stepLocal_0 >= var_1_7) [L133] var_1_1 = (((((var_1_5 + var_1_6)) > (var_1_4)) ? ((var_1_5 + var_1_6)) : (var_1_4))) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_0=1, stepLocal_1=4294951213, stepLocal_3=-1, stepLocal_4=0, stepLocal_5=16384, stepLocal_6=126, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=2, var_1_20=16384, var_1_21=127, var_1_22=32767, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=126, var_1_38=-16114, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_4=0, var_1_7=32, var_1_8=4294951181] [L135] EXPR var_1_28 ^ var_1_8 VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_0=1, stepLocal_1=4294951213, stepLocal_3=-1, stepLocal_4=0, stepLocal_5=16384, stepLocal_6=126, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=2, var_1_20=16384, var_1_21=127, var_1_22=32767, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=126, var_1_38=-16114, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_4=0, var_1_7=32, var_1_8=4294951181] [L135] EXPR (var_1_28 ^ var_1_8) & var_1_23 VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_0=1, stepLocal_1=4294951213, stepLocal_3=-1, stepLocal_4=0, stepLocal_5=16384, stepLocal_6=126, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=2, var_1_20=16384, var_1_21=127, var_1_22=32767, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=126, var_1_38=-16114, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_4=0, var_1_7=32, var_1_8=4294951181] [L135] unsigned long int stepLocal_2 = (var_1_28 ^ var_1_8) & var_1_23; [L136] COND FALSE !(var_1_28 <= stepLocal_2) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_0=1, stepLocal_1=4294951213, stepLocal_2=0, stepLocal_3=-1, stepLocal_4=0, stepLocal_5=16384, stepLocal_6=126, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=2, var_1_20=16384, var_1_21=127, var_1_22=32767, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=126, var_1_38=-16114, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_4=0, var_1_7=32, var_1_8=4294951181] [L139] EXPR var_1_7 | var_1_8 VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_0=1, stepLocal_1=4294951213, stepLocal_2=0, stepLocal_3=-1, stepLocal_4=0, stepLocal_5=16384, stepLocal_6=126, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=2, var_1_20=16384, var_1_21=127, var_1_22=32767, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=126, var_1_38=-16114, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_4=0, var_1_7=32, var_1_8=4294951181] [L139] COND FALSE !(((var_1_7 | var_1_8) > var_1_17) && var_1_13) [L225] RET step() [L226] CALL, EXPR property() [L216] EXPR (((var_1_40 >= var_1_7) ? (var_1_1 == ((float) ((((var_1_4) > (9.999999996E8f)) ? (var_1_4) : (9.999999996E8f))))) : (var_1_1 == ((float) (((((var_1_5 + var_1_6)) > (var_1_4)) ? ((var_1_5 + var_1_6)) : (var_1_4)))))) && ((var_1_5 < var_1_4) ? (var_1_7 == ((unsigned long int) (((((var_1_8 - var_1_28)) < (var_1_17)) ? ((var_1_8 - var_1_28)) : (var_1_17))))) : (var_1_7 == ((unsigned long int) var_1_28)))) && ((((var_1_7 | var_1_8) > var_1_17) && var_1_13) ? (var_1_11 == ((float) var_1_5)) : 1) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=2, var_1_20=16384, var_1_21=127, var_1_22=32767, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=126, var_1_38=-16114, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_4=0, var_1_7=32, var_1_8=4294951181] [L216] EXPR (((((var_1_40 >= var_1_7) ? (var_1_1 == ((float) ((((var_1_4) > (9.999999996E8f)) ? (var_1_4) : (9.999999996E8f))))) : (var_1_1 == ((float) (((((var_1_5 + var_1_6)) > (var_1_4)) ? ((var_1_5 + var_1_6)) : (var_1_4)))))) && ((var_1_5 < var_1_4) ? (var_1_7 == ((unsigned long int) (((((var_1_8 - var_1_28)) < (var_1_17)) ? ((var_1_8 - var_1_28)) : (var_1_17))))) : (var_1_7 == ((unsigned long int) var_1_28)))) && ((((var_1_7 | var_1_8) > var_1_17) && var_1_13) ? (var_1_11 == ((float) var_1_5)) : 1)) && (var_1_12 ? (((var_1_28 + var_1_40) > (var_1_8 + var_1_17)) ? (var_1_13 == ((unsigned char) var_1_14)) : 1) : (var_1_13 == ((unsigned char) var_1_15)))) && ((var_1_28 <= ((var_1_28 ^ var_1_8) & var_1_23)) ? (var_1_16 == ((float) var_1_4)) : 1) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=2, var_1_20=16384, var_1_21=127, var_1_22=32767, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=126, var_1_38=-16114, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_4=0, var_1_7=32, var_1_8=4294951181] [L216] EXPR (((((((var_1_40 >= var_1_7) ? (var_1_1 == ((float) ((((var_1_4) > (9.999999996E8f)) ? (var_1_4) : (9.999999996E8f))))) : (var_1_1 == ((float) (((((var_1_5 + var_1_6)) > (var_1_4)) ? ((var_1_5 + var_1_6)) : (var_1_4)))))) && ((var_1_5 < var_1_4) ? (var_1_7 == ((unsigned long int) (((((var_1_8 - var_1_28)) < (var_1_17)) ? ((var_1_8 - var_1_28)) : (var_1_17))))) : (var_1_7 == ((unsigned long int) var_1_28)))) && ((((var_1_7 | var_1_8) > var_1_17) && var_1_13) ? (var_1_11 == ((float) var_1_5)) : 1)) && (var_1_12 ? (((var_1_28 + var_1_40) > (var_1_8 + var_1_17)) ? (var_1_13 == ((unsigned char) var_1_14)) : 1) : (var_1_13 == ((unsigned char) var_1_15)))) && ((var_1_28 <= ((var_1_28 ^ var_1_8) & var_1_23)) ? (var_1_16 == ((float) var_1_4)) : 1)) && ((-1 > ((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28)))) ? (var_1_17 == ((unsigned short int) ((var_1_18 + var_1_19) - ((var_1_20 - var_1_21) + 5)))) : 1)) && (((var_1_18 << var_1_32) <= (var_1_19 + var_1_20)) ? ((var_1_17 >= var_1_19) ? (var_1_22 == ((unsigned long int) var_1_18)) : (var_1_22 == ((unsigned long int) var_1_20))) : (var_1_22 == ((unsigned long int) var_1_18))) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=2, var_1_20=16384, var_1_21=127, var_1_22=32767, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=126, var_1_38=-16114, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_4=0, var_1_7=32, var_1_8=4294951181] [L216] EXPR (((((((((var_1_40 >= var_1_7) ? (var_1_1 == ((float) ((((var_1_4) > (9.999999996E8f)) ? (var_1_4) : (9.999999996E8f))))) : (var_1_1 == ((float) (((((var_1_5 + var_1_6)) > (var_1_4)) ? ((var_1_5 + var_1_6)) : (var_1_4)))))) && ((var_1_5 < var_1_4) ? (var_1_7 == ((unsigned long int) (((((var_1_8 - var_1_28)) < (var_1_17)) ? ((var_1_8 - var_1_28)) : (var_1_17))))) : (var_1_7 == ((unsigned long int) var_1_28)))) && ((((var_1_7 | var_1_8) > var_1_17) && var_1_13) ? (var_1_11 == ((float) var_1_5)) : 1)) && (var_1_12 ? (((var_1_28 + var_1_40) > (var_1_8 + var_1_17)) ? (var_1_13 == ((unsigned char) var_1_14)) : 1) : (var_1_13 == ((unsigned char) var_1_15)))) && ((var_1_28 <= ((var_1_28 ^ var_1_8) & var_1_23)) ? (var_1_16 == ((float) var_1_4)) : 1)) && ((-1 > ((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28)))) ? (var_1_17 == ((unsigned short int) ((var_1_18 + var_1_19) - ((var_1_20 - var_1_21) + 5)))) : 1)) && (((var_1_18 << var_1_32) <= (var_1_19 + var_1_20)) ? ((var_1_17 >= var_1_19) ? (var_1_22 == ((unsigned long int) var_1_18)) : (var_1_22 == ((unsigned long int) var_1_20))) : (var_1_22 == ((unsigned long int) var_1_18)))) && ((((var_1_24 - var_1_25) / var_1_26) == (var_1_19 - (var_1_27 - var_1_18))) ? (var_1_23 == ((unsigned short int) (var_1_20 + var_1_18))) : 1)) && (((last_1_var_1_40 / (var_1_29 - var_1_30)) > (var_1_19 << var_1_20)) ? (var_1_28 == ((unsigned short int) (var_1_31 - var_1_21))) : (var_1_28 == ((unsigned short int) 50))) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=2, var_1_20=16384, var_1_21=127, var_1_22=32767, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=126, var_1_38=-16114, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_4=0, var_1_7=32, var_1_8=4294951181] [L216] EXPR (((((((((((var_1_40 >= var_1_7) ? (var_1_1 == ((float) ((((var_1_4) > (9.999999996E8f)) ? (var_1_4) : (9.999999996E8f))))) : (var_1_1 == ((float) (((((var_1_5 + var_1_6)) > (var_1_4)) ? ((var_1_5 + var_1_6)) : (var_1_4)))))) && ((var_1_5 < var_1_4) ? (var_1_7 == ((unsigned long int) (((((var_1_8 - var_1_28)) < (var_1_17)) ? ((var_1_8 - var_1_28)) : (var_1_17))))) : (var_1_7 == ((unsigned long int) var_1_28)))) && ((((var_1_7 | var_1_8) > var_1_17) && var_1_13) ? (var_1_11 == ((float) var_1_5)) : 1)) && (var_1_12 ? (((var_1_28 + var_1_40) > (var_1_8 + var_1_17)) ? (var_1_13 == ((unsigned char) var_1_14)) : 1) : (var_1_13 == ((unsigned char) var_1_15)))) && ((var_1_28 <= ((var_1_28 ^ var_1_8) & var_1_23)) ? (var_1_16 == ((float) var_1_4)) : 1)) && ((-1 > ((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28)))) ? (var_1_17 == ((unsigned short int) ((var_1_18 + var_1_19) - ((var_1_20 - var_1_21) + 5)))) : 1)) && (((var_1_18 << var_1_32) <= (var_1_19 + var_1_20)) ? ((var_1_17 >= var_1_19) ? (var_1_22 == ((unsigned long int) var_1_18)) : (var_1_22 == ((unsigned long int) var_1_20))) : (var_1_22 == ((unsigned long int) var_1_18)))) && ((((var_1_24 - var_1_25) / var_1_26) == (var_1_19 - (var_1_27 - var_1_18))) ? (var_1_23 == ((unsigned short int) (var_1_20 + var_1_18))) : 1)) && (((last_1_var_1_40 / (var_1_29 - var_1_30)) > (var_1_19 << var_1_20)) ? (var_1_28 == ((unsigned short int) (var_1_31 - var_1_21))) : (var_1_28 == ((unsigned short int) 50)))) && ((((((last_1_var_1_42) < (var_1_24)) ? (last_1_var_1_42) : (var_1_24))) != (last_1_var_1_38 + ((((last_1_var_1_28) < (last_1_var_1_23)) ? (last_1_var_1_28) : (last_1_var_1_23))))) ? (var_1_32 == ((unsigned short int) var_1_30)) : ((16.8f <= last_1_var_1_11) ? (var_1_32 == ((unsigned short int) var_1_21)) : (var_1_32 == ((unsigned short int) var_1_30))))) && (((var_1_29 & (var_1_8 ^ var_1_38)) < var_1_17) ? (var_1_34 == ((float) ((255.5f - var_1_35) + (((((var_1_36 - var_1_37)) < (var_1_5)) ? ((var_1_36 - var_1_37)) : (var_1_5)))))) : 1) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=2, var_1_20=16384, var_1_21=127, var_1_22=32767, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=126, var_1_38=-16114, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_4=0, var_1_7=32, var_1_8=4294951181] [L216-L217] return ((((((((((((((var_1_40 >= var_1_7) ? (var_1_1 == ((float) ((((var_1_4) > (9.999999996E8f)) ? (var_1_4) : (9.999999996E8f))))) : (var_1_1 == ((float) (((((var_1_5 + var_1_6)) > (var_1_4)) ? ((var_1_5 + var_1_6)) : (var_1_4)))))) && ((var_1_5 < var_1_4) ? (var_1_7 == ((unsigned long int) (((((var_1_8 - var_1_28)) < (var_1_17)) ? ((var_1_8 - var_1_28)) : (var_1_17))))) : (var_1_7 == ((unsigned long int) var_1_28)))) && ((((var_1_7 | var_1_8) > var_1_17) && var_1_13) ? (var_1_11 == ((float) var_1_5)) : 1)) && (var_1_12 ? (((var_1_28 + var_1_40) > (var_1_8 + var_1_17)) ? (var_1_13 == ((unsigned char) var_1_14)) : 1) : (var_1_13 == ((unsigned char) var_1_15)))) && ((var_1_28 <= ((var_1_28 ^ var_1_8) & var_1_23)) ? (var_1_16 == ((float) var_1_4)) : 1)) && ((-1 > ((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28)))) ? (var_1_17 == ((unsigned short int) ((var_1_18 + var_1_19) - ((var_1_20 - var_1_21) + 5)))) : 1)) && (((var_1_18 << var_1_32) <= (var_1_19 + var_1_20)) ? ((var_1_17 >= var_1_19) ? (var_1_22 == ((unsigned long int) var_1_18)) : (var_1_22 == ((unsigned long int) var_1_20))) : (var_1_22 == ((unsigned long int) var_1_18)))) && ((((var_1_24 - var_1_25) / var_1_26) == (var_1_19 - (var_1_27 - var_1_18))) ? (var_1_23 == ((unsigned short int) (var_1_20 + var_1_18))) : 1)) && (((last_1_var_1_40 / (var_1_29 - var_1_30)) > (var_1_19 << var_1_20)) ? (var_1_28 == ((unsigned short int) (var_1_31 - var_1_21))) : (var_1_28 == ((unsigned short int) 50)))) && ((((((last_1_var_1_42) < (var_1_24)) ? (last_1_var_1_42) : (var_1_24))) != (last_1_var_1_38 + ((((last_1_var_1_28) < (last_1_var_1_23)) ? (last_1_var_1_28) : (last_1_var_1_23))))) ? (var_1_32 == ((unsigned short int) var_1_30)) : ((16.8f <= last_1_var_1_11) ? (var_1_32 == ((unsigned short int) var_1_21)) : (var_1_32 == ((unsigned short int) var_1_30))))) && (((var_1_29 & (var_1_8 ^ var_1_38)) < var_1_17) ? (var_1_34 == ((float) ((255.5f - var_1_35) + (((((var_1_36 - var_1_37)) < (var_1_5)) ? ((var_1_36 - var_1_37)) : (var_1_5)))))) : 1)) && ((var_1_19 > var_1_32) ? (var_1_38 == ((signed short int) (var_1_29 + (((((var_1_21) < (var_1_30)) ? (var_1_21) : (var_1_30))) - (var_1_39 - 16))))) : 1)) && (var_1_14 ? (var_1_40 == ((signed long int) (((((var_1_30 + var_1_32)) < (var_1_23)) ? ((var_1_30 + var_1_32)) : (var_1_23))))) : (((var_1_32 / var_1_31) < var_1_32) ? (var_1_40 == ((signed long int) (var_1_39 + var_1_30))) : (var_1_40 == ((signed long int) var_1_25))))) && (var_1_42 == ((signed short int) var_1_25)) ; [L226] RET, EXPR property() [L226] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=2, var_1_20=16384, var_1_21=127, var_1_22=32767, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=126, var_1_38=-16114, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_4=0, var_1_7=32, var_1_8=4294951181] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=32767, var_1_19=16384, var_1_1=2, var_1_20=16384, var_1_21=127, var_1_22=32767, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=65534, var_1_32=126, var_1_38=-16114, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_4=0, var_1_7=32, var_1_8=4294951181] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 142 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 215.8s, OverallIterations: 18, TraceHistogramMax: 40, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 38.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 9819 SdHoareTripleChecker+Valid, 23.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 9673 mSDsluCounter, 13560 SdHoareTripleChecker+Invalid, 21.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 10380 mSDsCounter, 2526 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 12603 IncrementalHoareTripleChecker+Invalid, 15130 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2526 mSolverCounterUnsat, 3180 mSDtfsCounter, 12603 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8144 GetRequests, 7637 SyntacticMatches, 5 SemanticMatches, 502 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 6937 ImplicationChecksByTransitivity, 30.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1092occurred in iteration=17, InterpolantAutomatonStates: 371, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.2s AutomataMinimizationTime, 17 MinimizatonAttempts, 7711 StatesRemovedByMinimization, 15 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.7s SsaConstructionTime, 4.4s SatisfiabilityAnalysisTime, 164.0s InterpolantComputationTime, 5064 NumberOfCodeBlocks, 5064 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 7701 ConstructedInterpolants, 31 QuantifiedInterpolants, 51692 SizeOfPredicates, 115 NumberOfNonLiveVariables, 10269 ConjunctsInSsa, 285 ConjunctsInUnsatCore, 29 InterpolantComputations, 4 PerfectInterpolantSequences, 87705/90480 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 02:24:07,887 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process [2023-11-29 02:24:07,917 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 137 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_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/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_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-68.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/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_2f852870-a948-4d76-a741-77c0a016f4c4/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 9cada0c85d469bf843d2b88bb91f13bf498b21137f0d387bee03f08915f85ad4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 02:24:09,659 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 02:24:09,729 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 02:24:09,734 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 02:24:09,735 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 02:24:09,762 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 02:24:09,763 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 02:24:09,764 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 02:24:09,764 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 02:24:09,765 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 02:24:09,766 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 02:24:09,766 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 02:24:09,767 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 02:24:09,768 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 02:24:09,768 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 02:24:09,769 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 02:24:09,770 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 02:24:09,770 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 02:24:09,771 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 02:24:09,771 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 02:24:09,771 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 02:24:09,772 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 02:24:09,772 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 02:24:09,773 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 02:24:09,773 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 02:24:09,773 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 02:24:09,773 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 02:24:09,774 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 02:24:09,774 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 02:24:09,775 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 02:24:09,775 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 02:24:09,776 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 02:24:09,776 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 02:24:09,777 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 02:24:09,777 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 02:24:09,777 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 02:24:09,777 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 02:24:09,777 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 02:24:09,778 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 02:24:09,778 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 02:24:09,778 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 02:24:09,778 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 02:24:09,779 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 02:24:09,779 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 02:24:09,779 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 02:24:09,779 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_2f852870-a948-4d76-a741-77c0a016f4c4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9cada0c85d469bf843d2b88bb91f13bf498b21137f0d387bee03f08915f85ad4 [2023-11-29 02:24:10,077 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 02:24:10,098 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 02:24:10,101 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 02:24:10,102 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 02:24:10,102 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 02:24:10,104 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-68.i [2023-11-29 02:24:12,917 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 02:24:13,166 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 02:24:13,167 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-68.i [2023-11-29 02:24:13,179 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/data/8d3145e43/37d19ee4dc004187860e32311f484f21/FLAGa0e033463 [2023-11-29 02:24:13,196 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/data/8d3145e43/37d19ee4dc004187860e32311f484f21 [2023-11-29 02:24:13,199 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 02:24:13,201 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 02:24:13,202 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 02:24:13,203 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 02:24:13,209 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 02:24:13,209 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 02:24:13" (1/1) ... [2023-11-29 02:24:13,211 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57ece8a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:24:13, skipping insertion in model container [2023-11-29 02:24:13,211 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 02:24:13" (1/1) ... [2023-11-29 02:24:13,254 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 02:24:13,418 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_2f852870-a948-4d76-a741-77c0a016f4c4/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-68.i[916,929] [2023-11-29 02:24:13,506 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 02:24:13,527 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 02:24:13,542 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_2f852870-a948-4d76-a741-77c0a016f4c4/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-68.i[916,929] [2023-11-29 02:24:13,592 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 02:24:13,616 INFO L206 MainTranslator]: Completed translation [2023-11-29 02:24:13,616 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:24:13 WrapperNode [2023-11-29 02:24:13,617 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 02:24:13,618 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 02:24:13,618 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 02:24:13,618 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 02:24:13,627 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:24:13" (1/1) ... [2023-11-29 02:24:13,657 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:24:13" (1/1) ... [2023-11-29 02:24:13,718 INFO L138 Inliner]: procedures = 27, calls = 53, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 236 [2023-11-29 02:24:13,718 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 02:24:13,719 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 02:24:13,720 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 02:24:13,720 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 02:24:13,733 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:24:13" (1/1) ... [2023-11-29 02:24:13,733 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:24:13" (1/1) ... [2023-11-29 02:24:13,740 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:24:13" (1/1) ... [2023-11-29 02:24:13,757 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 02:24:13,757 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:24:13" (1/1) ... [2023-11-29 02:24:13,758 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:24:13" (1/1) ... [2023-11-29 02:24:13,773 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:24:13" (1/1) ... [2023-11-29 02:24:13,777 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:24:13" (1/1) ... [2023-11-29 02:24:13,781 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:24:13" (1/1) ... [2023-11-29 02:24:13,784 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:24:13" (1/1) ... [2023-11-29 02:24:13,790 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 02:24:13,791 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 02:24:13,791 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 02:24:13,792 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 02:24:13,793 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:24:13" (1/1) ... [2023-11-29 02:24:13,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 02:24:13,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:24:13,827 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 02:24:13,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 02:24:13,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 02:24:13,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 02:24:13,861 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 02:24:13,861 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 02:24:13,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 02:24:13,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 02:24:13,969 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 02:24:13,972 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 02:24:16,902 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 02:24:16,989 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 02:24:16,989 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 02:24:16,989 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:24:16 BoogieIcfgContainer [2023-11-29 02:24:16,989 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 02:24:16,992 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 02:24:16,993 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 02:24:16,996 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 02:24:16,996 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 02:24:13" (1/3) ... [2023-11-29 02:24:16,997 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@479b1f99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 02:24:16, skipping insertion in model container [2023-11-29 02:24:16,997 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:24:13" (2/3) ... [2023-11-29 02:24:16,998 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@479b1f99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 02:24:16, skipping insertion in model container [2023-11-29 02:24:16,998 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:24:16" (3/3) ... [2023-11-29 02:24:16,999 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-68.i [2023-11-29 02:24:17,020 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 02:24:17,021 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 02:24:17,071 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 02:24:17,077 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;@68feeb8c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 02:24:17,077 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 02:24:17,081 INFO L276 IsEmpty]: Start isEmpty. Operand has 99 states, 56 states have (on average 1.3928571428571428) internal successors, (78), 57 states have internal predecessors, (78), 40 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2023-11-29 02:24:17,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2023-11-29 02:24:17,103 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:24:17,104 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:24:17,104 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:24:17,110 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:24:17,111 INFO L85 PathProgramCache]: Analyzing trace with hash -1014003031, now seen corresponding path program 1 times [2023-11-29 02:24:17,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 02:24:17,127 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [44435940] [2023-11-29 02:24:17,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:24:17,128 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 02:24:17,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 02:24:17,129 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/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 02:24:17,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/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 02:24:17,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:24:17,696 INFO L262 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 02:24:17,723 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:24:17,787 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1158 proven. 0 refuted. 0 times theorem prover too weak. 1962 trivial. 0 not checked. [2023-11-29 02:24:17,788 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 02:24:17,789 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 02:24:17,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [44435940] [2023-11-29 02:24:17,790 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [44435940] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:24:17,790 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:24:17,790 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 02:24:17,792 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335990756] [2023-11-29 02:24:17,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:24:17,799 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 02:24:17,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 02:24:17,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 02:24:17,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 02:24:17,829 INFO L87 Difference]: Start difference. First operand has 99 states, 56 states have (on average 1.3928571428571428) internal successors, (78), 57 states have internal predecessors, (78), 40 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) Second operand has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2023-11-29 02:24:19,580 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:24:19,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:24:19,581 INFO L93 Difference]: Finished difference Result 195 states and 354 transitions. [2023-11-29 02:24:19,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 02:24:19,610 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 247 [2023-11-29 02:24:19,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:24:19,618 INFO L225 Difference]: With dead ends: 195 [2023-11-29 02:24:19,618 INFO L226 Difference]: Without dead ends: 97 [2023-11-29 02:24:19,622 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 246 GetRequests, 246 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 02:24:19,626 INFO L413 NwaCegarLoop]: 150 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 150 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-11-29 02:24:19,627 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 150 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-11-29 02:24:19,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2023-11-29 02:24:19,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2023-11-29 02:24:19,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 55 states have (on average 1.3272727272727274) internal successors, (73), 55 states have internal predecessors, (73), 40 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2023-11-29 02:24:19,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 153 transitions. [2023-11-29 02:24:19,678 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 153 transitions. Word has length 247 [2023-11-29 02:24:19,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:24:19,679 INFO L495 AbstractCegarLoop]: Abstraction has 97 states and 153 transitions. [2023-11-29 02:24:19,679 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2023-11-29 02:24:19,679 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 153 transitions. [2023-11-29 02:24:19,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2023-11-29 02:24:19,684 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:24:19,684 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:24:19,698 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/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 02:24:19,885 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/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 02:24:19,885 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:24:19,886 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:24:19,886 INFO L85 PathProgramCache]: Analyzing trace with hash -550382355, now seen corresponding path program 1 times [2023-11-29 02:24:19,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 02:24:19,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [345555294] [2023-11-29 02:24:19,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:24:19,887 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 02:24:19,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 02:24:19,889 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/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 02:24:19,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/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 02:24:20,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:24:20,451 INFO L262 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 02:24:20,463 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:24:20,558 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3120 trivial. 0 not checked. [2023-11-29 02:24:20,558 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 02:24:20,558 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 02:24:20,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [345555294] [2023-11-29 02:24:20,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [345555294] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:24:20,559 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:24:20,560 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 02:24:20,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065523810] [2023-11-29 02:24:20,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:24:20,562 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 02:24:20,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 02:24:20,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 02:24:20,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 02:24:20,565 INFO L87 Difference]: Start difference. First operand 97 states and 153 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2023-11-29 02:24:21,866 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:24:21,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:24:21,903 INFO L93 Difference]: Finished difference Result 193 states and 305 transitions. [2023-11-29 02:24:21,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 02:24:21,930 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) Word has length 247 [2023-11-29 02:24:21,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:24:21,935 INFO L225 Difference]: With dead ends: 193 [2023-11-29 02:24:21,935 INFO L226 Difference]: Without dead ends: 97 [2023-11-29 02:24:21,937 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 246 GetRequests, 245 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 02:24:21,939 INFO L413 NwaCegarLoop]: 148 mSDtfsCounter, 30 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 265 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-11-29 02:24:21,940 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 265 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-11-29 02:24:21,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2023-11-29 02:24:21,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2023-11-29 02:24:21,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 55 states have (on average 1.309090909090909) internal successors, (72), 55 states have internal predecessors, (72), 40 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2023-11-29 02:24:21,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 152 transitions. [2023-11-29 02:24:21,959 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 152 transitions. Word has length 247 [2023-11-29 02:24:21,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:24:21,961 INFO L495 AbstractCegarLoop]: Abstraction has 97 states and 152 transitions. [2023-11-29 02:24:21,962 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2023-11-29 02:24:21,962 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 152 transitions. [2023-11-29 02:24:21,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2023-11-29 02:24:21,968 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:24:21,969 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:24:21,982 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/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 02:24:22,172 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/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 02:24:22,173 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:24:22,173 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:24:22,174 INFO L85 PathProgramCache]: Analyzing trace with hash 1750440235, now seen corresponding path program 1 times [2023-11-29 02:24:22,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 02:24:22,175 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1218049202] [2023-11-29 02:24:22,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:24:22,176 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 02:24:22,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 02:24:22,177 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/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 02:24:22,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/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 02:24:22,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:24:22,676 INFO L262 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 02:24:22,687 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:24:23,450 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1219 proven. 87 refuted. 0 times theorem prover too weak. 1814 trivial. 0 not checked. [2023-11-29 02:24:23,451 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:24:23,940 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 30 proven. 87 refuted. 0 times theorem prover too weak. 3003 trivial. 0 not checked. [2023-11-29 02:24:23,940 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 02:24:23,946 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1218049202] [2023-11-29 02:24:23,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1218049202] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 02:24:23,947 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 02:24:23,948 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2023-11-29 02:24:23,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [960221760] [2023-11-29 02:24:23,948 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 02:24:23,950 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 02:24:23,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 02:24:23,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 02:24:23,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-29 02:24:23,952 INFO L87 Difference]: Start difference. First operand 97 states and 152 transitions. Second operand has 8 states, 8 states have (on average 7.375) internal successors, (59), 8 states have internal predecessors, (59), 2 states have call successors, (69), 2 states have call predecessors, (69), 4 states have return successors, (70), 2 states have call predecessors, (70), 2 states have call successors, (70) [2023-11-29 02:24:26,609 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:24:28,802 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:24:29,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:24:29,186 INFO L93 Difference]: Finished difference Result 305 states and 468 transitions. [2023-11-29 02:24:29,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-29 02:24:29,187 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.375) internal successors, (59), 8 states have internal predecessors, (59), 2 states have call successors, (69), 2 states have call predecessors, (69), 4 states have return successors, (70), 2 states have call predecessors, (70), 2 states have call successors, (70) Word has length 247 [2023-11-29 02:24:29,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:24:29,191 INFO L225 Difference]: With dead ends: 305 [2023-11-29 02:24:29,191 INFO L226 Difference]: Without dead ends: 209 [2023-11-29 02:24:29,193 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 504 GetRequests, 486 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=112, Invalid=230, Unknown=0, NotChecked=0, Total=342 [2023-11-29 02:24:29,194 INFO L413 NwaCegarLoop]: 106 mSDtfsCounter, 242 mSDsluCounter, 232 mSDsCounter, 0 mSdLazyCounter, 266 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 253 SdHoareTripleChecker+Valid, 338 SdHoareTripleChecker+Invalid, 419 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 266 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2023-11-29 02:24:29,195 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [253 Valid, 338 Invalid, 419 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 266 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2023-11-29 02:24:29,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2023-11-29 02:24:29,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 199. [2023-11-29 02:24:29,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 199 states, 114 states have (on average 1.2894736842105263) internal successors, (147), 114 states have internal predecessors, (147), 80 states have call successors, (80), 4 states have call predecessors, (80), 4 states have return successors, (80), 80 states have call predecessors, (80), 80 states have call successors, (80) [2023-11-29 02:24:29,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 307 transitions. [2023-11-29 02:24:29,242 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 307 transitions. Word has length 247 [2023-11-29 02:24:29,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:24:29,244 INFO L495 AbstractCegarLoop]: Abstraction has 199 states and 307 transitions. [2023-11-29 02:24:29,244 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.375) internal successors, (59), 8 states have internal predecessors, (59), 2 states have call successors, (69), 2 states have call predecessors, (69), 4 states have return successors, (70), 2 states have call predecessors, (70), 2 states have call successors, (70) [2023-11-29 02:24:29,244 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 307 transitions. [2023-11-29 02:24:29,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2023-11-29 02:24:29,248 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:24:29,249 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:24:29,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/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)] Ended with exit code 0 [2023-11-29 02:24:29,449 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/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 02:24:29,449 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:24:29,450 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:24:29,450 INFO L85 PathProgramCache]: Analyzing trace with hash 1750499817, now seen corresponding path program 1 times [2023-11-29 02:24:29,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 02:24:29,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1219496900] [2023-11-29 02:24:29,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:24:29,451 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 02:24:29,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 02:24:29,452 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/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 02:24:29,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-29 02:24:29,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:24:29,903 INFO L262 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-29 02:24:29,910 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:24:32,876 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 2073 proven. 228 refuted. 0 times theorem prover too weak. 819 trivial. 0 not checked. [2023-11-29 02:24:32,876 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:24:34,139 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 02:24:34,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1219496900] [2023-11-29 02:24:34,140 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1219496900] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 02:24:34,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1224010843] [2023-11-29 02:24:34,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:24:34,140 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-29 02:24:34,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-29 02:24:34,144 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-29 02:24:34,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-29 02:24:36,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:24:37,024 INFO L262 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-29 02:24:37,033 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:24:43,830 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 2140 proven. 306 refuted. 0 times theorem prover too weak. 674 trivial. 0 not checked. [2023-11-29 02:24:43,831 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:24:48,320 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1224010843] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 02:24:48,320 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 02:24:48,320 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 22] total 36 [2023-11-29 02:24:48,321 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336786172] [2023-11-29 02:24:48,321 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 02:24:48,322 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2023-11-29 02:24:48,322 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 02:24:48,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2023-11-29 02:24:48,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=234, Invalid=1406, Unknown=0, NotChecked=0, Total=1640 [2023-11-29 02:24:48,325 INFO L87 Difference]: Start difference. First operand 199 states and 307 transitions. Second operand has 36 states, 36 states have (on average 3.6666666666666665) internal successors, (132), 33 states have internal predecessors, (132), 12 states have call successors, (80), 12 states have call predecessors, (80), 17 states have return successors, (80), 12 states have call predecessors, (80), 12 states have call successors, (80) [2023-11-29 02:25:10,256 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 02:25:12,514 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 02:25:21,466 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 02:25:21,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:25:21,506 INFO L93 Difference]: Finished difference Result 638 states and 910 transitions. [2023-11-29 02:25:21,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2023-11-29 02:25:21,544 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 3.6666666666666665) internal successors, (132), 33 states have internal predecessors, (132), 12 states have call successors, (80), 12 states have call predecessors, (80), 17 states have return successors, (80), 12 states have call predecessors, (80), 12 states have call successors, (80) Word has length 247 [2023-11-29 02:25:21,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:25:21,555 INFO L225 Difference]: With dead ends: 638 [2023-11-29 02:25:21,555 INFO L226 Difference]: Without dead ends: 440 [2023-11-29 02:25:21,559 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 598 GetRequests, 506 SyntacticMatches, 0 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2568 ImplicationChecksByTransitivity, 26.9s TimeCoverageRelationStatistics Valid=1604, Invalid=7137, Unknown=1, NotChecked=0, Total=8742 [2023-11-29 02:25:21,561 INFO L413 NwaCegarLoop]: 89 mSDtfsCounter, 646 mSDsluCounter, 833 mSDsCounter, 0 mSdLazyCounter, 1409 mSolverCounterSat, 258 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 657 SdHoareTripleChecker+Valid, 922 SdHoareTripleChecker+Invalid, 1667 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 258 IncrementalHoareTripleChecker+Valid, 1409 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.9s IncrementalHoareTripleChecker+Time [2023-11-29 02:25:21,561 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [657 Valid, 922 Invalid, 1667 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [258 Valid, 1409 Invalid, 0 Unknown, 0 Unchecked, 13.9s Time] [2023-11-29 02:25:21,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 440 states. [2023-11-29 02:25:21,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 440 to 347. [2023-11-29 02:25:21,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 347 states, 202 states have (on average 1.1683168316831682) internal successors, (236), 202 states have internal predecessors, (236), 120 states have call successors, (120), 24 states have call predecessors, (120), 24 states have return successors, (120), 120 states have call predecessors, (120), 120 states have call successors, (120) [2023-11-29 02:25:21,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 347 states and 476 transitions. [2023-11-29 02:25:21,627 INFO L78 Accepts]: Start accepts. Automaton has 347 states and 476 transitions. Word has length 247 [2023-11-29 02:25:21,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:25:21,628 INFO L495 AbstractCegarLoop]: Abstraction has 347 states and 476 transitions. [2023-11-29 02:25:21,629 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 3.6666666666666665) internal successors, (132), 33 states have internal predecessors, (132), 12 states have call successors, (80), 12 states have call predecessors, (80), 17 states have return successors, (80), 12 states have call predecessors, (80), 12 states have call successors, (80) [2023-11-29 02:25:21,629 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 476 transitions. [2023-11-29 02:25:21,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2023-11-29 02:25:21,633 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:25:21,633 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:25:21,650 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-11-29 02:25:21,851 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2023-11-29 02:25:22,040 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/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 02:25:22,041 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:25:22,041 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:25:22,041 INFO L85 PathProgramCache]: Analyzing trace with hash -78265883, now seen corresponding path program 1 times [2023-11-29 02:25:22,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 02:25:22,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1347309110] [2023-11-29 02:25:22,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:25:22,043 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 02:25:22,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 02:25:22,044 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/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 02:25:22,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/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 (7)] Waiting until timeout for monitored process [2023-11-29 02:25:22,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:25:22,493 INFO L262 TraceCheckSpWp]: Trace formula consists of 401 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 02:25:22,498 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:25:23,435 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3120 trivial. 0 not checked. [2023-11-29 02:25:23,435 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 02:25:23,436 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 02:25:23,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1347309110] [2023-11-29 02:25:23,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1347309110] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:25:23,436 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:25:23,436 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 02:25:23,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2021415763] [2023-11-29 02:25:23,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:25:23,437 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 02:25:23,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 02:25:23,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 02:25:23,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-29 02:25:23,439 INFO L87 Difference]: Start difference. First operand 347 states and 476 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2023-11-29 02:25:25,798 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 02:25:28,504 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:25:28,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:25:28,519 INFO L93 Difference]: Finished difference Result 807 states and 1132 transitions. [2023-11-29 02:25:28,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 02:25:28,554 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) Word has length 247 [2023-11-29 02:25:28,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:25:28,560 INFO L225 Difference]: With dead ends: 807 [2023-11-29 02:25:28,560 INFO L226 Difference]: Without dead ends: 577 [2023-11-29 02:25:28,562 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 247 GetRequests, 243 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2023-11-29 02:25:28,563 INFO L413 NwaCegarLoop]: 253 mSDtfsCounter, 199 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 203 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 199 SdHoareTripleChecker+Valid, 477 SdHoareTripleChecker+Invalid, 203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 203 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2023-11-29 02:25:28,563 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [199 Valid, 477 Invalid, 203 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 203 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2023-11-29 02:25:28,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 577 states. [2023-11-29 02:25:28,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 577 to 383. [2023-11-29 02:25:28,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 383 states, 238 states have (on average 1.218487394957983) internal successors, (290), 238 states have internal predecessors, (290), 120 states have call successors, (120), 24 states have call predecessors, (120), 24 states have return successors, (120), 120 states have call predecessors, (120), 120 states have call successors, (120) [2023-11-29 02:25:28,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 530 transitions. [2023-11-29 02:25:28,626 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 530 transitions. Word has length 247 [2023-11-29 02:25:28,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:25:28,627 INFO L495 AbstractCegarLoop]: Abstraction has 383 states and 530 transitions. [2023-11-29 02:25:28,628 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2023-11-29 02:25:28,628 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 530 transitions. [2023-11-29 02:25:28,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2023-11-29 02:25:28,629 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:25:28,630 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:25:28,641 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/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 (7)] Forceful destruction successful, exit code 0 [2023-11-29 02:25:28,830 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/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 02:25:28,830 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:25:28,831 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:25:28,831 INFO L85 PathProgramCache]: Analyzing trace with hash -76418841, now seen corresponding path program 1 times [2023-11-29 02:25:28,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 02:25:28,832 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [861915768] [2023-11-29 02:25:28,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:25:28,832 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 02:25:28,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 02:25:28,833 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/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 02:25:28,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/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 (8)] Waiting until timeout for monitored process [2023-11-29 02:25:29,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:25:29,299 INFO L262 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-29 02:25:29,305 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:25:33,673 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1517 proven. 150 refuted. 0 times theorem prover too weak. 1453 trivial. 0 not checked. [2023-11-29 02:25:33,674 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:25:37,714 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 02:25:37,714 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [861915768] [2023-11-29 02:25:37,714 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [861915768] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 02:25:37,714 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1556390596] [2023-11-29 02:25:37,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:25:37,715 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-29 02:25:37,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-29 02:25:37,716 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-29 02:25:37,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-11-29 02:25:39,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:25:39,630 INFO L262 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-29 02:25:39,637 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:25:43,596 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1433 proven. 129 refuted. 0 times theorem prover too weak. 1558 trivial. 0 not checked. [2023-11-29 02:25:43,597 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:25:46,081 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1556390596] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 02:25:46,081 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 02:25:46,081 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 12] total 21 [2023-11-29 02:25:46,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1673596121] [2023-11-29 02:25:46,082 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 02:25:46,082 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2023-11-29 02:25:46,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 02:25:46,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2023-11-29 02:25:46,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=234, Invalid=888, Unknown=0, NotChecked=0, Total=1122 [2023-11-29 02:25:46,085 INFO L87 Difference]: Start difference. First operand 383 states and 530 transitions. Second operand has 22 states, 22 states have (on average 4.136363636363637) internal successors, (91), 20 states have internal predecessors, (91), 5 states have call successors, (49), 5 states have call predecessors, (49), 7 states have return successors, (50), 5 states have call predecessors, (50), 5 states have call successors, (50) [2023-11-29 02:25:51,154 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 02:25:55,459 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.44s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:25:57,426 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 02:25:59,615 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 02:26:01,283 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:26:08,253 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:26:12,631 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:26:13,721 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:26:16,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:26:16,038 INFO L93 Difference]: Finished difference Result 1710 states and 2313 transitions. [2023-11-29 02:26:16,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-11-29 02:26:16,039 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 4.136363636363637) internal successors, (91), 20 states have internal predecessors, (91), 5 states have call successors, (49), 5 states have call predecessors, (49), 7 states have return successors, (50), 5 states have call predecessors, (50), 5 states have call successors, (50) Word has length 247 [2023-11-29 02:26:16,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:26:16,049 INFO L225 Difference]: With dead ends: 1710 [2023-11-29 02:26:16,049 INFO L226 Difference]: Without dead ends: 1444 [2023-11-29 02:26:16,053 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 639 GetRequests, 560 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1839 ImplicationChecksByTransitivity, 7.5s TimeCoverageRelationStatistics Valid=1534, Invalid=4946, Unknown=0, NotChecked=0, Total=6480 [2023-11-29 02:26:16,054 INFO L413 NwaCegarLoop]: 156 mSDtfsCounter, 1117 mSDsluCounter, 775 mSDsCounter, 0 mSdLazyCounter, 2097 mSolverCounterSat, 954 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1126 SdHoareTripleChecker+Valid, 931 SdHoareTripleChecker+Invalid, 3053 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 954 IncrementalHoareTripleChecker+Valid, 2097 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.5s IncrementalHoareTripleChecker+Time [2023-11-29 02:26:16,054 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1126 Valid, 931 Invalid, 3053 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [954 Valid, 2097 Invalid, 2 Unknown, 0 Unchecked, 26.5s Time] [2023-11-29 02:26:16,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1444 states. [2023-11-29 02:26:16,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1444 to 1268. [2023-11-29 02:26:16,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1268 states, 844 states have (on average 1.231042654028436) internal successors, (1039), 854 states have internal predecessors, (1039), 338 states have call successors, (338), 85 states have call predecessors, (338), 85 states have return successors, (338), 328 states have call predecessors, (338), 338 states have call successors, (338) [2023-11-29 02:26:16,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 1268 states and 1715 transitions. [2023-11-29 02:26:16,227 INFO L78 Accepts]: Start accepts. Automaton has 1268 states and 1715 transitions. Word has length 247 [2023-11-29 02:26:16,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:26:16,228 INFO L495 AbstractCegarLoop]: Abstraction has 1268 states and 1715 transitions. [2023-11-29 02:26:16,228 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 4.136363636363637) internal successors, (91), 20 states have internal predecessors, (91), 5 states have call successors, (49), 5 states have call predecessors, (49), 7 states have return successors, (50), 5 states have call predecessors, (50), 5 states have call successors, (50) [2023-11-29 02:26:16,228 INFO L276 IsEmpty]: Start isEmpty. Operand 1268 states and 1715 transitions. [2023-11-29 02:26:16,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2023-11-29 02:26:16,230 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:26:16,231 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:26:16,245 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2023-11-29 02:26:16,455 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/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 (8)] Ended with exit code 0 [2023-11-29 02:26:16,644 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/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 02:26:16,645 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:26:16,645 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:26:16,645 INFO L85 PathProgramCache]: Analyzing trace with hash 1698588521, now seen corresponding path program 1 times [2023-11-29 02:26:16,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 02:26:16,646 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [30477555] [2023-11-29 02:26:16,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:26:16,646 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 02:26:16,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 02:26:16,647 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/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 02:26:16,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f852870-a948-4d76-a741-77c0a016f4c4/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 (10)] Waiting until timeout for monitored process [2023-11-29 02:26:17,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:26:17,356 INFO L262 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 67 conjunts are in the unsatisfiable core [2023-11-29 02:26:17,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:29:20,211 WARN L293 SmtUtils]: Spent 5.19s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 02:31:55,245 WARN L293 SmtUtils]: Spent 1.68m on a formula simplification that was a NOOP. DAG size: 171 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 02:32:00,770 WARN L293 SmtUtils]: Spent 5.44s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)