./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-91.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-91.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9916bc30af46c6a2006e6c412aab0ec415cd340340da4b6958a1b37a130125d6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:12:18,940 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:12:19,027 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:12:19,035 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:12:19,036 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:12:19,070 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:12:19,071 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:12:19,072 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:12:19,073 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:12:19,074 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:12:19,075 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:12:19,076 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:12:19,077 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:12:19,078 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:12:19,079 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:12:19,080 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:12:19,080 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:12:19,081 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:12:19,082 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:12:19,083 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:12:19,084 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:12:19,085 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:12:19,086 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:12:19,087 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:12:19,087 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:12:19,088 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:12:19,089 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:12:19,089 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:12:19,090 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:12:19,091 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:12:19,091 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:12:19,092 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:12:19,092 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:12:19,093 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:12:19,094 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:12:19,094 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:12:19,095 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:12:19,096 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:12:19,096 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:12:19,097 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:12:19,098 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:12:19,098 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:12:19,099 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:12:19,099 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:12:19,100 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:12:19,100 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:12:19,100 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:12:19,101 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9916bc30af46c6a2006e6c412aab0ec415cd340340da4b6958a1b37a130125d6 [2023-11-23 21:12:19,493 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:12:19,531 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:12:19,535 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:12:19,538 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:12:19,538 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:12:19,540 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-91.i [2023-11-23 21:12:23,204 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:12:23,557 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:12:23,559 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-91.i [2023-11-23 21:12:23,577 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/data/e9a8185d8/a3ed21943ba64d2ea19198dde29a6f94/FLAG54bc41bb2 [2023-11-23 21:12:23,598 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/data/e9a8185d8/a3ed21943ba64d2ea19198dde29a6f94 [2023-11-23 21:12:23,610 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:12:23,614 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:12:23,619 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:12:23,619 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:12:23,626 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:12:23,627 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:12:23" (1/1) ... [2023-11-23 21:12:23,629 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e0c7abe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:23, skipping insertion in model container [2023-11-23 21:12:23,629 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:12:23" (1/1) ... [2023-11-23 21:12:23,692 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:12:23,886 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_a543d066-7daa-44bc-ad43-2732d66c78fb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-91.i[919,932] [2023-11-23 21:12:23,994 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:12:24,013 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:12:24,028 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_a543d066-7daa-44bc-ad43-2732d66c78fb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-91.i[919,932] [2023-11-23 21:12:24,100 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:12:24,138 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:12:24,139 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:24 WrapperNode [2023-11-23 21:12:24,139 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:12:24,141 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:12:24,141 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:12:24,141 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:12:24,149 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:24" (1/1) ... [2023-11-23 21:12:24,165 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:24" (1/1) ... [2023-11-23 21:12:24,234 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 220 [2023-11-23 21:12:24,234 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:12:24,235 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:12:24,235 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:12:24,236 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:12:24,248 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:24" (1/1) ... [2023-11-23 21:12:24,248 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:24" (1/1) ... [2023-11-23 21:12:24,254 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:24" (1/1) ... [2023-11-23 21:12:24,255 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:24" (1/1) ... [2023-11-23 21:12:24,275 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:24" (1/1) ... [2023-11-23 21:12:24,280 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:24" (1/1) ... [2023-11-23 21:12:24,286 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:24" (1/1) ... [2023-11-23 21:12:24,290 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:24" (1/1) ... [2023-11-23 21:12:24,297 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:12:24,298 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:12:24,307 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:12:24,307 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:12:24,308 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:24" (1/1) ... [2023-11-23 21:12:24,318 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:12:24,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:12:24,349 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:12:24,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:12:24,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:12:24,405 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:12:24,405 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:12:24,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:12:24,408 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:12:24,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:12:24,578 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:12:24,585 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:12:25,265 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:12:25,590 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:12:25,591 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:12:25,593 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:12:25 BoogieIcfgContainer [2023-11-23 21:12:25,593 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:12:25,596 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:12:25,596 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:12:25,601 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:12:25,601 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:12:23" (1/3) ... [2023-11-23 21:12:25,603 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46c7ac78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:12:25, skipping insertion in model container [2023-11-23 21:12:25,603 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:24" (2/3) ... [2023-11-23 21:12:25,605 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46c7ac78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:12:25, skipping insertion in model container [2023-11-23 21:12:25,605 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:12:25" (3/3) ... [2023-11-23 21:12:25,607 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-91.i [2023-11-23 21:12:25,631 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:12:25,632 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:12:25,721 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:12:25,731 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6421dbe5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:12:25,733 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:12:25,739 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-23 21:12:25,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-23 21:12:25,754 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:12:25,755 INFO L195 NwaCegarLoop]: trace histogram [32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:12:25,756 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:12:25,765 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:12:25,766 INFO L85 PathProgramCache]: Analyzing trace with hash 612730484, now seen corresponding path program 1 times [2023-11-23 21:12:25,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:12:25,780 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181516157] [2023-11-23 21:12:25,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:12:25,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:12:26,131 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:12:26,135 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [284780202] [2023-11-23 21:12:26,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:12:26,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:12:26,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:12:26,138 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:12:26,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:12:26,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:12:26,532 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:12:26,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:12:26,879 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:12:26,882 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:12:26,884 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:12:26,901 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:12:27,095 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:12:27,101 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:12:27,105 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:12:27,293 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:12:27 BoogieIcfgContainer [2023-11-23 21:12:27,293 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:12:27,293 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:12:27,294 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:12:27,294 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:12:27,299 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:12:25" (3/4) ... [2023-11-23 21:12:27,301 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:12:27,303 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:12:27,304 INFO L158 Benchmark]: Toolchain (without parser) took 3690.19ms. Allocated memory is still 151.0MB. Free memory was 104.9MB in the beginning and 66.9MB in the end (delta: 38.0MB). Peak memory consumption was 40.3MB. Max. memory is 16.1GB. [2023-11-23 21:12:27,305 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 107.0MB. Free memory was 56.9MB in the beginning and 56.8MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:12:27,307 INFO L158 Benchmark]: CACSL2BoogieTranslator took 520.99ms. Allocated memory is still 151.0MB. Free memory was 104.9MB in the beginning and 89.4MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 21:12:27,308 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.72ms. Allocated memory is still 151.0MB. Free memory was 89.4MB in the beginning and 84.9MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:12:27,312 INFO L158 Benchmark]: Boogie Preprocessor took 62.43ms. Allocated memory is still 151.0MB. Free memory was 84.9MB in the beginning and 82.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:12:27,313 INFO L158 Benchmark]: RCFGBuilder took 1294.60ms. Allocated memory is still 151.0MB. Free memory was 82.3MB in the beginning and 73.0MB in the end (delta: 9.3MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2023-11-23 21:12:27,313 INFO L158 Benchmark]: TraceAbstraction took 1696.88ms. Allocated memory is still 151.0MB. Free memory was 72.2MB in the beginning and 66.9MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 21:12:27,314 INFO L158 Benchmark]: Witness Printer took 9.50ms. Allocated memory is still 151.0MB. Free memory is still 66.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:12:27,320 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 107.0MB. Free memory was 56.9MB in the beginning and 56.8MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 520.99ms. Allocated memory is still 151.0MB. Free memory was 104.9MB in the beginning and 89.4MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.72ms. Allocated memory is still 151.0MB. Free memory was 89.4MB in the beginning and 84.9MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.43ms. Allocated memory is still 151.0MB. Free memory was 84.9MB in the beginning and 82.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1294.60ms. Allocated memory is still 151.0MB. Free memory was 82.3MB in the beginning and 73.0MB in the end (delta: 9.3MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1696.88ms. Allocated memory is still 151.0MB. Free memory was 72.2MB in the beginning and 66.9MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Witness Printer took 9.50ms. Allocated memory is still 151.0MB. Free memory is still 66.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 86, overapproximation of someBinaryArithmeticDOUBLEoperation at line 96, overapproximation of someUnaryDOUBLEoperation at line 98, overapproximation of someBinaryDOUBLEComparisonOperation at line 98, overapproximation of someBinaryArithmeticFLOAToperation at line 101. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -64; [L23] signed short int var_1_5 = 8; [L24] signed short int var_1_6 = 8; [L25] signed short int var_1_7 = 5; [L26] signed short int var_1_8 = 0; [L27] signed char var_1_9 = 5; [L28] signed char var_1_11 = 16; [L29] signed short int var_1_12 = 25; [L30] signed short int var_1_13 = 64; [L31] unsigned char var_1_15 = 1; [L32] unsigned char var_1_16 = 16; [L33] float var_1_17 = 1.2; [L34] float var_1_18 = 5.8; [L35] float var_1_19 = 10.25; [L36] float var_1_20 = 2.5; [L37] signed short int var_1_21 = 200; [L38] unsigned char var_1_24 = 1; [L39] unsigned char var_1_25 = 0; [L40] signed char var_1_26 = -5; [L41] unsigned char var_1_27 = 1; [L42] unsigned char var_1_31 = 0; [L43] unsigned char var_1_32 = 0; [L44] unsigned char var_1_33 = 0; [L45] float var_1_39 = 10.5; [L46] signed short int var_1_41 = -1; [L47] float var_1_44 = 50.5; [L48] unsigned char var_1_45 = 64; [L49] signed char var_1_46 = 2; [L50] signed char var_1_47 = 16; [L51] unsigned short int var_1_48 = 2; [L52] double var_1_49 = 1.5; [L53] double var_1_50 = 999999.7; [L54] double var_1_51 = 15.5; [L55] unsigned long int var_1_52 = 64; [L56] float var_1_55 = 9.25; [L57] signed short int var_1_56 = -1; [L58] signed short int last_1_var_1_1 = -64; [L59] signed short int last_1_var_1_13 = 64; [L60] unsigned char last_1_var_1_15 = 1; [L61] signed char last_1_var_1_26 = -5; [L203] isInitial = 1 [L204] FCALL initially() [L205] COND TRUE 1 [L206] CALL updateLastVariables() [L193] last_1_var_1_1 = var_1_1 [L194] last_1_var_1_13 = var_1_13 [L195] last_1_var_1_15 = var_1_15 [L196] last_1_var_1_26 = var_1_26 [L206] RET updateLastVariables() [L207] CALL updateVariables() [L141] var_1_5 = __VERIFIER_nondet_short() [L142] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=8, var_1_7=5, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=8, var_1_7=5, var_1_8=0, var_1_9=5] [L143] CALL assume_abort_if_not(var_1_5 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=8, var_1_7=5, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_5 <= 16383) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=8, var_1_7=5, var_1_8=0, var_1_9=5] [L144] var_1_6 = __VERIFIER_nondet_short() [L145] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=5, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=5, var_1_8=0, var_1_9=5] [L146] CALL assume_abort_if_not(var_1_6 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=5, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_6 <= 16383) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=5, var_1_8=0, var_1_9=5] [L147] var_1_7 = __VERIFIER_nondet_short() [L148] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=0, var_1_9=5] [L149] CALL assume_abort_if_not(var_1_7 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_7 <= 16383) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=0, var_1_9=5] [L150] var_1_8 = __VERIFIER_nondet_short() [L151] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L152] CALL assume_abort_if_not(var_1_8 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_8 <= 16383) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L153] var_1_11 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_11 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_11 >= -127) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L155] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L156] var_1_12 = __VERIFIER_nondet_short() [L157] CALL assume_abort_if_not(var_1_12 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_12 >= -32768) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L158] CALL assume_abort_if_not(var_1_12 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_12 <= 32767) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L159] CALL assume_abort_if_not(var_1_12 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_12 != 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L160] var_1_16 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L162] CALL assume_abort_if_not(var_1_16 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_16=1, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_16 <= 254) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_16=1, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L163] var_1_18 = __VERIFIER_nondet_float() [L164] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_16=1, var_1_17=6/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_16=1, var_1_17=6/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L165] var_1_19 = __VERIFIER_nondet_float() [L166] CALL assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_16=1, var_1_17=6/5, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_16=1, var_1_17=6/5, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L167] var_1_20 = __VERIFIER_nondet_float() [L168] CALL assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_16=1, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_16=1, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L169] var_1_25 = __VERIFIER_nondet_uchar() [L170] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_16=1, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_16=1, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L171] CALL assume_abort_if_not(var_1_25 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_16=1, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_25 <= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_16=1, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L172] var_1_31 = __VERIFIER_nondet_uchar() [L173] CALL assume_abort_if_not(var_1_31 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_16=1, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_31 >= 1) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_16=1, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L174] CALL assume_abort_if_not(var_1_31 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_16=1, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_31 <= 1) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_16=1, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L175] var_1_32 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_32 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_16=1, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_32 >= 1) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_16=1, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L177] CALL assume_abort_if_not(var_1_32 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_16=1, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_32 <= 1) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_16=1, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L178] var_1_33 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_33 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_16=1, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_33 >= 1) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_16=1, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L180] CALL assume_abort_if_not(var_1_33 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_16=1, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_33 <= 1) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_16=1, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L181] var_1_46 = __VERIFIER_nondet_char() [L182] CALL assume_abort_if_not(var_1_46 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_16=1, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_46 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_16=1, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L183] CALL assume_abort_if_not(var_1_46 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_16=1, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_46 <= 127) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_16=1, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L184] var_1_47 = __VERIFIER_nondet_char() [L185] CALL assume_abort_if_not(var_1_47 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_16=1, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=0, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_47 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_16=1, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=0, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L186] CALL assume_abort_if_not(var_1_47 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_16=1, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=0, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_47 <= 127) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_16=1, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=0, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L187] var_1_50 = __VERIFIER_nondet_double() [L188] CALL assume_abort_if_not((var_1_50 >= -461168.6018427382800e+13F && var_1_50 <= -1.0e-20F) || (var_1_50 <= 4611686.018427382800e+12F && var_1_50 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_16=1, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=0, var_1_48=2, var_1_49=3/2, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not((var_1_50 >= -461168.6018427382800e+13F && var_1_50 <= -1.0e-20F) || (var_1_50 <= 4611686.018427382800e+12F && var_1_50 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_16=1, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=0, var_1_48=2, var_1_49=3/2, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L189] var_1_51 = __VERIFIER_nondet_double() [L190] CALL assume_abort_if_not((var_1_51 >= -461168.6018427382800e+13F && var_1_51 <= -1.0e-20F) || (var_1_51 <= 4611686.018427382800e+12F && var_1_51 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_16=1, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=0, var_1_48=2, var_1_49=3/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not((var_1_51 >= -461168.6018427382800e+13F && var_1_51 <= -1.0e-20F) || (var_1_51 <= 4611686.018427382800e+12F && var_1_51 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_16=1, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=0, var_1_48=2, var_1_49=3/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=5] [L207] RET updateVariables() [L208] CALL step() [L65] COND FALSE !(last_1_var_1_13 == last_1_var_1_1) [L72] signed long int stepLocal_3 = (var_1_6 + var_1_8) - var_1_5; [L73] signed short int stepLocal_2 = var_1_1; [L74] COND TRUE var_1_11 < stepLocal_2 [L75] COND FALSE !(var_1_7 == stepLocal_3) [L78] var_1_15 = var_1_16 [L83] COND FALSE !((! (var_1_24 || var_1_25)) && var_1_25) [L86] COND FALSE !(((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))) < var_1_20) [L89] var_1_27 = var_1_31 [L92] var_1_39 = var_1_18 [L93] COND FALSE !((((((-100) < 0 ) ? -(-100) : (-100))) - ((((var_1_46) > (var_1_47)) ? (var_1_46) : (var_1_47)))) >= var_1_7) [L96] var_1_49 = (var_1_50 + var_1_51) [L97] COND TRUE \read(var_1_24) [L98] var_1_55 = ((((var_1_51) < 0 ) ? -(var_1_51) : (var_1_51))) [L100] COND TRUE var_1_11 < 5 [L101] var_1_17 = ((((var_1_18) > ((var_1_19 - var_1_20))) ? (var_1_18) : ((var_1_19 - var_1_20)))) [L103] COND FALSE !(\read(var_1_25)) [L106] COND FALSE !(var_1_20 >= var_1_20) [L109] var_1_24 = var_1_25 [L110] COND TRUE var_1_33 && var_1_32 [L111] var_1_41 = ((((var_1_15) < (var_1_11)) ? (var_1_15) : (var_1_11))) [L113] var_1_44 = var_1_18 [L114] var_1_26 = var_1_11 [L115] COND TRUE (var_1_19 - var_1_20) >= ((- var_1_51) * ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) [L116] var_1_52 = ((((8u) < 0 ) ? -(8u) : (8u))) [L118] COND FALSE !(\read(var_1_24)) [L123] var_1_21 = (var_1_15 - 2) [L125] unsigned char stepLocal_0 = var_1_15; [L126] COND FALSE !(\read(var_1_24)) [L129] COND TRUE stepLocal_0 <= (var_1_21 / var_1_12) [L130] var_1_9 = var_1_11 [L135] signed long int stepLocal_1 = var_1_1 * (var_1_15 % var_1_12); [L136] COND FALSE !((- var_1_15) >= stepLocal_1) [L208] RET step() [L209] CALL, EXPR property() [L199-L200] return ((((((((last_1_var_1_13 == last_1_var_1_1) ? ((last_1_var_1_1 <= ((((last_1_var_1_13) > (last_1_var_1_26)) ? (last_1_var_1_13) : (last_1_var_1_26)))) ? (var_1_1 == ((signed short int) (last_1_var_1_1 + (((((last_1_var_1_15 - last_1_var_1_15)) < ((last_1_var_1_15 - last_1_var_1_15))) ? ((last_1_var_1_15 - last_1_var_1_15)) : ((last_1_var_1_15 - last_1_var_1_15))))))) : (var_1_1 == ((signed short int) (((((last_1_var_1_15 - last_1_var_1_15)) < (((last_1_var_1_15 - last_1_var_1_15) + -256))) ? ((last_1_var_1_15 - last_1_var_1_15)) : (((last_1_var_1_15 - last_1_var_1_15) + -256))))))) : 1) && (var_1_24 ? (var_1_9 == ((signed char) var_1_11)) : ((var_1_15 <= (var_1_21 / var_1_12)) ? (var_1_9 == ((signed char) var_1_11)) : (var_1_9 == ((signed char) var_1_11))))) && (((- var_1_15) >= (var_1_1 * (var_1_15 % var_1_12))) ? (var_1_13 == ((signed short int) var_1_26)) : 1)) && ((var_1_11 < var_1_1) ? ((var_1_7 == ((var_1_6 + var_1_8) - var_1_5)) ? (var_1_15 == ((unsigned char) var_1_16)) : (var_1_15 == ((unsigned char) var_1_16))) : (var_1_15 == ((unsigned char) var_1_16)))) && ((var_1_11 < 5) ? (var_1_17 == ((float) ((((var_1_18) > ((var_1_19 - var_1_20))) ? (var_1_18) : ((var_1_19 - var_1_20)))))) : 1)) && (var_1_24 ? ((var_1_24 && var_1_24) ? (var_1_21 == ((signed short int) var_1_15)) : 1) : (var_1_21 == ((signed short int) (var_1_15 - 2))))) && (var_1_24 == ((unsigned char) var_1_25))) && (var_1_26 == ((signed char) var_1_11)) ; [L209] RET, EXPR property() [L209] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_16=1, var_1_17=2, var_1_18=2, var_1_1=-64, var_1_21=-1, var_1_24=0, var_1_25=0, var_1_26=-65, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=2, var_1_41=-65, var_1_44=2, var_1_45=64, var_1_46=0, var_1_47=0, var_1_48=2, var_1_51=0, var_1_52=8, var_1_55=3, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=-65] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-65, var_1_12=-1, var_1_13=64, var_1_15=1, var_1_16=1, var_1_17=2, var_1_18=2, var_1_1=-64, var_1_21=-1, var_1_24=0, var_1_25=0, var_1_26=-65, var_1_27=1, var_1_31=1, var_1_32=1, var_1_33=1, var_1_39=2, var_1_41=-65, var_1_44=2, var_1_45=64, var_1_46=0, var_1_47=0, var_1_48=2, var_1_51=0, var_1_52=8, var_1_55=3, var_1_56=-1, var_1_5=0, var_1_6=0, var_1_7=101, var_1_8=102, var_1_9=-65] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 59 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 1, TraceHistogramMax: 32, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=59occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 118 NumberOfCodeBlocks, 118 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 21:12:27,380 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-91.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9916bc30af46c6a2006e6c412aab0ec415cd340340da4b6958a1b37a130125d6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:12:30,449 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:12:30,567 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:12:30,574 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:12:30,577 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:12:30,639 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:12:30,640 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:12:30,640 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:12:30,641 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:12:30,647 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:12:30,648 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:12:30,649 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:12:30,649 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:12:30,651 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:12:30,652 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:12:30,652 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:12:30,654 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:12:30,654 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:12:30,655 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:12:30,655 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:12:30,656 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:12:30,656 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:12:30,657 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:12:30,658 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:12:30,658 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:12:30,659 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:12:30,659 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:12:30,660 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:12:30,660 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:12:30,661 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:12:30,662 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:12:30,662 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:12:30,663 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:12:30,663 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:12:30,664 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:12:30,664 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:12:30,665 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:12:30,665 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:12:30,665 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:12:30,666 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:12:30,667 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:12:30,667 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:12:30,667 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:12:30,668 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:12:30,669 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9916bc30af46c6a2006e6c412aab0ec415cd340340da4b6958a1b37a130125d6 [2023-11-23 21:12:31,112 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:12:31,147 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:12:31,150 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:12:31,152 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:12:31,152 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:12:31,154 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-91.i [2023-11-23 21:12:34,627 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:12:34,948 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:12:34,949 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-91.i [2023-11-23 21:12:34,965 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/data/46421d376/f98e53ee53d84d259b30310e72a0569c/FLAG782266c28 [2023-11-23 21:12:34,982 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/data/46421d376/f98e53ee53d84d259b30310e72a0569c [2023-11-23 21:12:34,985 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:12:34,987 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:12:34,988 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:12:34,989 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:12:34,999 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:12:34,999 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:12:34" (1/1) ... [2023-11-23 21:12:35,001 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18798aa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:35, skipping insertion in model container [2023-11-23 21:12:35,001 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:12:34" (1/1) ... [2023-11-23 21:12:35,043 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:12:35,269 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_a543d066-7daa-44bc-ad43-2732d66c78fb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-91.i[919,932] [2023-11-23 21:12:35,391 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:12:35,417 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:12:35,441 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_a543d066-7daa-44bc-ad43-2732d66c78fb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-91.i[919,932] [2023-11-23 21:12:35,527 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:12:35,559 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:12:35,559 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:35 WrapperNode [2023-11-23 21:12:35,560 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:12:35,564 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:12:35,564 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:12:35,564 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:12:35,574 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:35" (1/1) ... [2023-11-23 21:12:35,609 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:35" (1/1) ... [2023-11-23 21:12:35,669 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 212 [2023-11-23 21:12:35,671 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:12:35,673 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:12:35,674 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:12:35,674 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:12:35,685 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:35" (1/1) ... [2023-11-23 21:12:35,686 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:35" (1/1) ... [2023-11-23 21:12:35,710 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:35" (1/1) ... [2023-11-23 21:12:35,710 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:35" (1/1) ... [2023-11-23 21:12:35,741 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:35" (1/1) ... [2023-11-23 21:12:35,745 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:35" (1/1) ... [2023-11-23 21:12:35,763 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:35" (1/1) ... [2023-11-23 21:12:35,766 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:35" (1/1) ... [2023-11-23 21:12:35,772 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:12:35,773 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:12:35,773 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:12:35,774 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:12:35,775 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:35" (1/1) ... [2023-11-23 21:12:35,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:12:35,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:12:35,830 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:12:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:12:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:12:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:12:35,879 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:12:35,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:12:35,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:12:35,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:12:36,033 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:12:36,038 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:12:41,126 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:12:41,184 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:12:41,184 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:12:41,185 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:12:41 BoogieIcfgContainer [2023-11-23 21:12:41,185 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:12:41,187 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:12:41,188 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:12:41,191 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:12:41,192 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:12:34" (1/3) ... [2023-11-23 21:12:41,193 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@546210e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:12:41, skipping insertion in model container [2023-11-23 21:12:41,193 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:35" (2/3) ... [2023-11-23 21:12:41,193 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@546210e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:12:41, skipping insertion in model container [2023-11-23 21:12:41,194 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:12:41" (3/3) ... [2023-11-23 21:12:41,195 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-91.i [2023-11-23 21:12:41,216 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:12:41,217 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:12:41,276 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:12:41,283 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6c79a1e3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:12:41,284 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:12:41,306 INFO L276 IsEmpty]: Start isEmpty. Operand has 88 states, 53 states have (on average 1.4339622641509433) internal successors, (76), 54 states have internal predecessors, (76), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-23 21:12:41,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-23 21:12:41,337 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:12:41,338 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:12:41,338 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:12:41,347 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:12:41,348 INFO L85 PathProgramCache]: Analyzing trace with hash 217598109, now seen corresponding path program 1 times [2023-11-23 21:12:41,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:12:41,370 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1056438615] [2023-11-23 21:12:41,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:12:41,370 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 [2023-11-23 21:12:41,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:12:41,379 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:12:41,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:12:42,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:12:42,316 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:12:42,334 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:12:42,453 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-23 21:12:42,456 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:12:42,457 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:12:42,457 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1056438615] [2023-11-23 21:12:42,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1056438615] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:12:42,458 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:12:42,459 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:12:42,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134210747] [2023-11-23 21:12:42,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:12:42,470 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:12:42,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:12:42,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:12:42,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:12:42,512 INFO L87 Difference]: Start difference. First operand has 88 states, 53 states have (on average 1.4339622641509433) internal successors, (76), 54 states have internal predecessors, (76), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-23 21:12:42,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:12:42,876 INFO L93 Difference]: Finished difference Result 173 states and 310 transitions. [2023-11-23 21:12:42,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:12:42,890 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 203 [2023-11-23 21:12:42,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:12:42,912 INFO L225 Difference]: With dead ends: 173 [2023-11-23 21:12:42,913 INFO L226 Difference]: Without dead ends: 86 [2023-11-23 21:12:42,919 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:12:42,923 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 131 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-23 21:12:42,926 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 131 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-23 21:12:42,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2023-11-23 21:12:42,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2023-11-23 21:12:42,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 52 states have (on average 1.3461538461538463) internal successors, (70), 52 states have internal predecessors, (70), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-23 21:12:42,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 134 transitions. [2023-11-23 21:12:42,994 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 134 transitions. Word has length 203 [2023-11-23 21:12:42,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:12:42,995 INFO L495 AbstractCegarLoop]: Abstraction has 86 states and 134 transitions. [2023-11-23 21:12:42,996 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-23 21:12:42,996 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 134 transitions. [2023-11-23 21:12:43,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-23 21:12:43,002 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:12:43,002 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:12:43,023 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:12:43,223 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:12:43,224 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:12:43,225 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:12:43,225 INFO L85 PathProgramCache]: Analyzing trace with hash 920944474, now seen corresponding path program 1 times [2023-11-23 21:12:43,226 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:12:43,227 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [904657742] [2023-11-23 21:12:43,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:12:43,228 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 [2023-11-23 21:12:43,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:12:43,230 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:12:43,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:12:43,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:12:43,892 INFO L262 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 21:12:43,903 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:12:44,992 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 981 proven. 36 refuted. 0 times theorem prover too weak. 967 trivial. 0 not checked. [2023-11-23 21:12:44,992 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:12:45,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 57 proven. 36 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-23 21:12:45,853 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:12:45,854 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [904657742] [2023-11-23 21:12:45,854 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [904657742] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:12:45,854 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1299645425] [2023-11-23 21:12:45,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:12:45,855 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:12:45,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:12:45,858 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:12:45,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-23 21:12:46,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:12:46,435 INFO L262 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 21:12:46,458 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:12:46,561 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-23 21:12:46,561 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:12:46,562 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1299645425] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:12:46,562 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-23 21:12:46,562 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 5] total 8 [2023-11-23 21:12:46,564 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1876371877] [2023-11-23 21:12:46,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:12:46,567 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:12:46,567 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:12:46,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:12:46,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-23 21:12:46,570 INFO L87 Difference]: Start difference. First operand 86 states and 134 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-23 21:12:47,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:12:47,358 INFO L93 Difference]: Finished difference Result 250 states and 389 transitions. [2023-11-23 21:12:47,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:12:47,360 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 204 [2023-11-23 21:12:47,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:12:47,366 INFO L225 Difference]: With dead ends: 250 [2023-11-23 21:12:47,366 INFO L226 Difference]: Without dead ends: 165 [2023-11-23 21:12:47,369 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 609 GetRequests, 602 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-23 21:12:47,371 INFO L413 NwaCegarLoop]: 245 mSDtfsCounter, 119 mSDsluCounter, 120 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 365 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-11-23 21:12:47,372 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [119 Valid, 365 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-11-23 21:12:47,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2023-11-23 21:12:47,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 159. [2023-11-23 21:12:47,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159 states, 92 states have (on average 1.2826086956521738) internal successors, (118), 92 states have internal predecessors, (118), 64 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-23 21:12:47,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 246 transitions. [2023-11-23 21:12:47,473 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 246 transitions. Word has length 204 [2023-11-23 21:12:47,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:12:47,476 INFO L495 AbstractCegarLoop]: Abstraction has 159 states and 246 transitions. [2023-11-23 21:12:47,477 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-23 21:12:47,477 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 246 transitions. [2023-11-23 21:12:47,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-23 21:12:47,491 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:12:47,492 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:12:47,512 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/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)] Forceful destruction successful, exit code 0 [2023-11-23 21:12:47,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-23 21:12:47,907 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt [2023-11-23 21:12:47,908 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:12:47,909 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:12:47,909 INFO L85 PathProgramCache]: Analyzing trace with hash 2113545128, now seen corresponding path program 1 times [2023-11-23 21:12:47,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:12:47,911 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [989899294] [2023-11-23 21:12:47,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:12:47,911 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 [2023-11-23 21:12:47,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:12:47,913 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:12:47,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:12:48,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:12:48,650 INFO L262 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 21:12:48,658 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:12:49,659 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 981 proven. 36 refuted. 0 times theorem prover too weak. 967 trivial. 0 not checked. [2023-11-23 21:12:49,660 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:12:50,471 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 57 proven. 36 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-23 21:12:50,471 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:12:50,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [989899294] [2023-11-23 21:12:50,472 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [989899294] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:12:50,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [990203651] [2023-11-23 21:12:50,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:12:50,472 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:12:50,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:12:50,477 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:12:50,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-23 21:12:52,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:12:52,108 INFO L262 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 21:12:52,115 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:12:52,891 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 981 proven. 36 refuted. 0 times theorem prover too weak. 967 trivial. 0 not checked. [2023-11-23 21:12:52,891 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:12:53,482 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 57 proven. 36 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-23 21:12:53,483 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [990203651] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:12:53,483 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1011896472] [2023-11-23 21:12:53,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:12:53,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:12:53,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:12:53,490 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:12:53,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-23 21:12:53,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:12:53,943 INFO L262 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 21:12:53,949 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:12:54,767 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 981 proven. 36 refuted. 0 times theorem prover too weak. 967 trivial. 0 not checked. [2023-11-23 21:12:54,768 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:12:55,434 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 57 proven. 36 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-23 21:12:55,435 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1011896472] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:12:55,435 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-11-23 21:12:55,436 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 7 [2023-11-23 21:12:55,436 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [727830162] [2023-11-23 21:12:55,436 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-11-23 21:12:55,438 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-23 21:12:55,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:12:55,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-23 21:12:55,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-23 21:12:55,443 INFO L87 Difference]: Start difference. First operand 159 states and 246 transitions. Second operand has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 7 states have internal predecessors, (57), 2 states have call successors, (44), 2 states have call predecessors, (44), 4 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2023-11-23 21:12:57,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:12:57,297 INFO L93 Difference]: Finished difference Result 333 states and 505 transitions. [2023-11-23 21:12:57,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-23 21:12:57,308 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 7 states have internal predecessors, (57), 2 states have call successors, (44), 2 states have call predecessors, (44), 4 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) Word has length 205 [2023-11-23 21:12:57,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:12:57,313 INFO L225 Difference]: With dead ends: 333 [2023-11-23 21:12:57,313 INFO L226 Difference]: Without dead ends: 175 [2023-11-23 21:12:57,315 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1228 GetRequests, 1216 SyntacticMatches, 3 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-23 21:12:57,316 INFO L413 NwaCegarLoop]: 94 mSDtfsCounter, 163 mSDsluCounter, 119 mSDsCounter, 0 mSdLazyCounter, 179 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 181 SdHoareTripleChecker+Valid, 213 SdHoareTripleChecker+Invalid, 258 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 179 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-11-23 21:12:57,317 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [181 Valid, 213 Invalid, 258 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 179 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-11-23 21:12:57,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2023-11-23 21:12:57,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 167. [2023-11-23 21:12:57,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 167 states, 98 states have (on average 1.2551020408163265) internal successors, (123), 98 states have internal predecessors, (123), 64 states have call successors, (64), 4 states have call predecessors, (64), 4 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-23 21:12:57,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 251 transitions. [2023-11-23 21:12:57,358 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 251 transitions. Word has length 205 [2023-11-23 21:12:57,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:12:57,360 INFO L495 AbstractCegarLoop]: Abstraction has 167 states and 251 transitions. [2023-11-23 21:12:57,360 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 7 states have internal predecessors, (57), 2 states have call successors, (44), 2 states have call predecessors, (44), 4 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2023-11-23 21:12:57,360 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 251 transitions. [2023-11-23 21:12:57,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-23 21:12:57,364 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:12:57,365 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:12:57,412 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-23 21:12:57,598 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/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)] Forceful destruction successful, exit code 0 [2023-11-23 21:12:57,795 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-23 21:12:57,988 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt [2023-11-23 21:12:57,988 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:12:57,989 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:12:57,989 INFO L85 PathProgramCache]: Analyzing trace with hash 833681450, now seen corresponding path program 1 times [2023-11-23 21:12:57,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:12:57,990 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1528481275] [2023-11-23 21:12:57,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:12:57,990 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 [2023-11-23 21:12:57,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:12:57,991 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:12:57,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:12:58,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:12:58,738 INFO L262 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 21:12:58,743 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:12:59,803 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 981 proven. 36 refuted. 0 times theorem prover too weak. 967 trivial. 0 not checked. [2023-11-23 21:12:59,804 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:13:00,624 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 57 proven. 36 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-23 21:13:00,624 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:13:00,625 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1528481275] [2023-11-23 21:13:00,625 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1528481275] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:13:00,625 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [691517243] [2023-11-23 21:13:00,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:13:00,626 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:13:00,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:13:00,629 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:13:00,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-11-23 21:13:01,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:13:01,167 INFO L262 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 21:13:01,173 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:13:01,300 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-23 21:13:01,301 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:13:01,301 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [691517243] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:13:01,301 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-23 21:13:01,301 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6, 6] total 8 [2023-11-23 21:13:01,302 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [934079363] [2023-11-23 21:13:01,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:13:01,303 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:13:01,303 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:13:01,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:13:01,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-23 21:13:01,304 INFO L87 Difference]: Start difference. First operand 167 states and 251 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-23 21:13:01,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:13:01,971 INFO L93 Difference]: Finished difference Result 337 states and 501 transitions. [2023-11-23 21:13:01,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-23 21:13:01,972 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 205 [2023-11-23 21:13:01,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:13:01,975 INFO L225 Difference]: With dead ends: 337 [2023-11-23 21:13:01,975 INFO L226 Difference]: Without dead ends: 171 [2023-11-23 21:13:01,976 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 614 GetRequests, 605 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2023-11-23 21:13:01,977 INFO L413 NwaCegarLoop]: 229 mSDtfsCounter, 157 mSDsluCounter, 216 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 445 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-23 21:13:01,978 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 445 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-23 21:13:01,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2023-11-23 21:13:02,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 167. [2023-11-23 21:13:02,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 167 states, 96 states have (on average 1.2083333333333333) internal successors, (116), 96 states have internal predecessors, (116), 64 states have call successors, (64), 6 states have call predecessors, (64), 6 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-23 21:13:02,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 244 transitions. [2023-11-23 21:13:02,020 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 244 transitions. Word has length 205 [2023-11-23 21:13:02,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:13:02,024 INFO L495 AbstractCegarLoop]: Abstraction has 167 states and 244 transitions. [2023-11-23 21:13:02,025 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-23 21:13:02,029 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 244 transitions. [2023-11-23 21:13:02,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-23 21:13:02,033 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:13:02,034 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:13:02,054 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/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)] Forceful destruction successful, exit code 0 [2023-11-23 21:13:02,255 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2023-11-23 21:13:02,449 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt [2023-11-23 21:13:02,449 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:13:02,450 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:13:02,450 INFO L85 PathProgramCache]: Analyzing trace with hash -1140585045, now seen corresponding path program 1 times [2023-11-23 21:13:02,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:13:02,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [753468424] [2023-11-23 21:13:02,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:13:02,451 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 [2023-11-23 21:13:02,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:13:02,453 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:13:02,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a543d066-7daa-44bc-ad43-2732d66c78fb/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:13:03,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:13:03,141 INFO L262 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-23 21:13:03,150 INFO L285 TraceCheckSpWp]: Computing forward predicates...