./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-18.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-18.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje --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 af653b5443a0098d4fdecbcf4d4d122fa87ee9ed1dff9bfe0ad30abe5d897274 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 07:11:44,899 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 07:11:44,999 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 07:11:45,004 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 07:11:45,005 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 07:11:45,031 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 07:11:45,031 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 07:11:45,032 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 07:11:45,033 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 07:11:45,033 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 07:11:45,034 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 07:11:45,034 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 07:11:45,035 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 07:11:45,035 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 07:11:45,036 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 07:11:45,036 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 07:11:45,036 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 07:11:45,038 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 07:11:45,038 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 07:11:45,039 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 07:11:45,039 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 07:11:45,042 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 07:11:45,043 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 07:11:45,043 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 07:11:45,044 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 07:11:45,044 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 07:11:45,044 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 07:11:45,045 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 07:11:45,045 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 07:11:45,051 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 07:11:45,051 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 07:11:45,052 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 07:11:45,052 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 07:11:45,052 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 07:11:45,053 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 07:11:45,053 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 07:11:45,053 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 07:11:45,053 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 07:11:45,054 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:11:45,054 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 07:11:45,056 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 07:11:45,059 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 07:11:45,059 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 07:11:45,059 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 07:11:45,060 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 07:11:45,060 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 07:11:45,061 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 07:11:45,061 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_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> af653b5443a0098d4fdecbcf4d4d122fa87ee9ed1dff9bfe0ad30abe5d897274 [2024-11-09 07:11:45,405 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 07:11:45,435 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 07:11:45,438 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 07:11:45,440 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 07:11:45,441 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 07:11:45,442 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-18.i Unable to find full path for "g++" [2024-11-09 07:11:47,550 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 07:11:47,765 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 07:11:47,766 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-18.i [2024-11-09 07:11:47,776 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/data/e47ba1d0b/5a3b8a235bf5411b94ad5c16abf5db72/FLAG52743b821 [2024-11-09 07:11:48,126 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/data/e47ba1d0b/5a3b8a235bf5411b94ad5c16abf5db72 [2024-11-09 07:11:48,129 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 07:11:48,131 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 07:11:48,132 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 07:11:48,132 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 07:11:48,137 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 07:11:48,138 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:11:48" (1/1) ... [2024-11-09 07:11:48,139 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64e27189 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:11:48, skipping insertion in model container [2024-11-09 07:11:48,139 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:11:48" (1/1) ... [2024-11-09 07:11:48,178 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 07:11:48,388 WARN L250 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_2eece26d-c24e-43eb-a354-6309f65f913f/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-18.i[916,929] [2024-11-09 07:11:48,485 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:11:48,498 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 07:11:48,509 WARN L250 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_2eece26d-c24e-43eb-a354-6309f65f913f/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-18.i[916,929] [2024-11-09 07:11:48,591 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:11:48,626 INFO L204 MainTranslator]: Completed translation [2024-11-09 07:11:48,626 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:11:48 WrapperNode [2024-11-09 07:11:48,626 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 07:11:48,627 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 07:11:48,627 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 07:11:48,627 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 07:11:48,636 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:11:48" (1/1) ... [2024-11-09 07:11:48,656 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:11:48" (1/1) ... [2024-11-09 07:11:48,710 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 201 [2024-11-09 07:11:48,714 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 07:11:48,715 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 07:11:48,715 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 07:11:48,715 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 07:11:48,726 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:11:48" (1/1) ... [2024-11-09 07:11:48,727 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:11:48" (1/1) ... [2024-11-09 07:11:48,731 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:11:48" (1/1) ... [2024-11-09 07:11:48,732 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:11:48" (1/1) ... [2024-11-09 07:11:48,745 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:11:48" (1/1) ... [2024-11-09 07:11:48,749 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:11:48" (1/1) ... [2024-11-09 07:11:48,753 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:11:48" (1/1) ... [2024-11-09 07:11:48,756 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:11:48" (1/1) ... [2024-11-09 07:11:48,770 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 07:11:48,772 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 07:11:48,775 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 07:11:48,776 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 07:11:48,777 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:11:48" (1/1) ... [2024-11-09 07:11:48,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:11:48,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:11:48,832 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 07:11:48,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 07:11:48,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 07:11:48,872 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 07:11:48,872 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 07:11:48,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 07:11:48,874 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 07:11:48,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 07:11:49,022 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 07:11:49,028 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 07:11:49,599 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-09 07:11:49,632 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 07:11:49,907 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 07:11:49,907 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 07:11:49,908 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:11:49 BoogieIcfgContainer [2024-11-09 07:11:49,908 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 07:11:49,915 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 07:11:49,916 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 07:11:49,926 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 07:11:49,927 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 07:11:48" (1/3) ... [2024-11-09 07:11:49,928 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77ebe7ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:11:49, skipping insertion in model container [2024-11-09 07:11:49,928 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:11:48" (2/3) ... [2024-11-09 07:11:49,928 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77ebe7ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:11:49, skipping insertion in model container [2024-11-09 07:11:49,928 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:11:49" (3/3) ... [2024-11-09 07:11:49,930 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-18.i [2024-11-09 07:11:49,951 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 07:11:49,952 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 07:11:50,033 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 07:11:50,046 INFO L333 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, 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;@263883dd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 07:11:50,047 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 07:11:50,051 INFO L276 IsEmpty]: Start isEmpty. Operand has 54 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-09 07:11:50,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-09 07:11:50,065 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:11:50,065 INFO L215 NwaCegarLoop]: trace histogram [28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:11:50,067 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:11:50,074 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:11:50,075 INFO L85 PathProgramCache]: Analyzing trace with hash 55531303, now seen corresponding path program 1 times [2024-11-09 07:11:50,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 07:11:50,086 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [947810130] [2024-11-09 07:11:50,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:11:50,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:11:51,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 07:11:51,114 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 07:11:51,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 07:11:51,869 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 07:11:51,872 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 07:11:51,875 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 07:11:51,879 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 07:11:51,885 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-09 07:11:52,071 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 07:11:52,076 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 07:11:52 BoogieIcfgContainer [2024-11-09 07:11:52,077 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 07:11:52,079 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 07:11:52,079 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 07:11:52,079 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 07:11:52,080 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:11:49" (3/4) ... [2024-11-09 07:11:52,084 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 07:11:52,086 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 07:11:52,088 INFO L158 Benchmark]: Toolchain (without parser) took 3956.44ms. Allocated memory was 157.3MB in the beginning and 209.7MB in the end (delta: 52.4MB). Free memory was 115.7MB in the beginning and 171.5MB in the end (delta: -55.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 07:11:52,088 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 91.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 07:11:52,089 INFO L158 Benchmark]: CACSL2BoogieTranslator took 494.53ms. Allocated memory is still 157.3MB. Free memory was 115.1MB in the beginning and 96.9MB in the end (delta: 18.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-09 07:11:52,090 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.15ms. Allocated memory is still 157.3MB. Free memory was 96.9MB in the beginning and 92.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 07:11:52,092 INFO L158 Benchmark]: Boogie Preprocessor took 55.99ms. Allocated memory is still 157.3MB. Free memory was 92.7MB in the beginning and 90.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 07:11:52,093 INFO L158 Benchmark]: RCFGBuilder took 1136.63ms. Allocated memory is still 157.3MB. Free memory was 90.0MB in the beginning and 90.1MB in the end (delta: -70.0kB). Peak memory consumption was 37.9MB. Max. memory is 16.1GB. [2024-11-09 07:11:52,095 INFO L158 Benchmark]: TraceAbstraction took 2162.54ms. Allocated memory was 157.3MB in the beginning and 209.7MB in the end (delta: 52.4MB). Free memory was 89.1MB in the beginning and 172.6MB in the end (delta: -83.5MB). Peak memory consumption was 55.4MB. Max. memory is 16.1GB. [2024-11-09 07:11:52,096 INFO L158 Benchmark]: Witness Printer took 7.63ms. Allocated memory is still 209.7MB. Free memory was 172.6MB in the beginning and 171.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 07:11:52,101 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 91.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 494.53ms. Allocated memory is still 157.3MB. Free memory was 115.1MB in the beginning and 96.9MB in the end (delta: 18.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.15ms. Allocated memory is still 157.3MB. Free memory was 96.9MB in the beginning and 92.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.99ms. Allocated memory is still 157.3MB. Free memory was 92.7MB in the beginning and 90.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1136.63ms. Allocated memory is still 157.3MB. Free memory was 90.0MB in the beginning and 90.1MB in the end (delta: -70.0kB). Peak memory consumption was 37.9MB. Max. memory is 16.1GB. * TraceAbstraction took 2162.54ms. Allocated memory was 157.3MB in the beginning and 209.7MB in the end (delta: 52.4MB). Free memory was 89.1MB in the beginning and 172.6MB in the end (delta: -83.5MB). Peak memory consumption was 55.4MB. Max. memory is 16.1GB. * Witness Printer took 7.63ms. Allocated memory is still 209.7MB. Free memory was 172.6MB in the beginning and 171.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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 194, overapproximation of someUnaryDOUBLEoperation at line 91, overapproximation of someBinaryArithmeticDOUBLEoperation at line 94, overapproximation of someBinaryDOUBLEComparisonOperation at line 68, overapproximation of someBinaryArithmeticFLOAToperation at line 121. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 1000000; [L23] double var_1_6 = 49.7; [L24] double var_1_7 = 16.5; [L25] unsigned char var_1_8 = 128; [L26] unsigned char var_1_10 = 2; [L27] unsigned char var_1_11 = 64; [L28] unsigned char var_1_12 = 2; [L29] unsigned char var_1_13 = 128; [L30] signed char var_1_14 = 64; [L31] signed char var_1_16 = 10; [L32] signed long int var_1_17 = -128; [L33] signed char var_1_18 = 16; [L34] unsigned long int var_1_20 = 16; [L35] float var_1_21 = 31.5; [L36] double var_1_22 = 5.4; [L37] float var_1_24 = 32.22; [L38] double var_1_25 = 5.9; [L39] double var_1_26 = 0.0; [L40] double var_1_27 = 0.15; [L41] double var_1_28 = 2.5; [L42] double var_1_29 = 255.5; [L43] unsigned long int var_1_30 = 5; [L44] unsigned char var_1_31 = 128; [L45] double var_1_32 = 128.875; [L46] unsigned char var_1_33 = 64; [L47] unsigned char var_1_34 = 1; [L48] unsigned char var_1_35 = 1; [L49] unsigned char var_1_36 = 1; [L50] unsigned char var_1_37 = 0; [L51] signed long int var_1_38 = -50; [L52] unsigned char last_1_var_1_8 = 128; [L53] signed char last_1_var_1_18 = 16; [L54] float last_1_var_1_21 = 31.5; [L55] unsigned long int last_1_var_1_30 = 5; [L56] signed long int last_1_var_1_38 = -50; [L198] isInitial = 1 [L199] FCALL initially() [L200] COND TRUE 1 [L201] CALL updateLastVariables() [L187] last_1_var_1_8 = var_1_8 [L188] last_1_var_1_18 = var_1_18 [L189] last_1_var_1_21 = var_1_21 [L190] last_1_var_1_30 = var_1_30 [L191] last_1_var_1_38 = var_1_38 [L201] RET updateLastVariables() [L202] CALL updateVariables() [L140] var_1_7 = __VERIFIER_nondet_double() [L141] CALL assume_abort_if_not((var_1_7 >= -922337.2036854765600e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=2, var_1_11=64, var_1_12=2, var_1_13=128, var_1_14=64, var_1_16=10, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=27/5, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not((var_1_7 >= -922337.2036854765600e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=2, var_1_11=64, var_1_12=2, var_1_13=128, var_1_14=64, var_1_16=10, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=27/5, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L142] var_1_10 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_11=64, var_1_12=2, var_1_13=128, var_1_14=64, var_1_16=10, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=27/5, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_11=64, var_1_12=2, var_1_13=128, var_1_14=64, var_1_16=10, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=27/5, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L144] CALL assume_abort_if_not(var_1_10 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=64, var_1_12=2, var_1_13=128, var_1_14=64, var_1_16=10, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=27/5, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_10 <= 127) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=64, var_1_12=2, var_1_13=128, var_1_14=64, var_1_16=10, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=27/5, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L145] var_1_11 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_11 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=2, var_1_13=128, var_1_14=64, var_1_16=10, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=27/5, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_11 >= 63) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=2, var_1_13=128, var_1_14=64, var_1_16=10, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=27/5, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L147] CALL assume_abort_if_not(var_1_11 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=2, var_1_13=128, var_1_14=64, var_1_16=10, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=27/5, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_11 <= 127) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=2, var_1_13=128, var_1_14=64, var_1_16=10, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=27/5, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L148] var_1_12 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_13=128, var_1_14=64, var_1_16=10, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=27/5, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_13=128, var_1_14=64, var_1_16=10, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=27/5, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L150] CALL assume_abort_if_not(var_1_12 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=128, var_1_14=64, var_1_16=10, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=27/5, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_12 <= 63) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=128, var_1_14=64, var_1_16=10, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=27/5, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L151] var_1_13 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_13 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=-29825, var_1_14=64, var_1_16=10, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=27/5, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_13 >= 127) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=-29825, var_1_14=64, var_1_16=10, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=27/5, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L153] CALL assume_abort_if_not(var_1_13 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=-29825, var_1_14=64, var_1_16=10, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=27/5, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_13 <= 254) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=-29825, var_1_14=64, var_1_16=10, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=27/5, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L154] var_1_16 = __VERIFIER_nondet_char() [L155] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=-29825, var_1_14=64, var_1_16=2, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=27/5, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=-29825, var_1_14=64, var_1_16=2, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=27/5, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L156] CALL assume_abort_if_not(var_1_16 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=-29825, var_1_14=64, var_1_16=2, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=27/5, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_16 <= 31) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=-29825, var_1_14=64, var_1_16=2, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=27/5, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L157] var_1_22 = __VERIFIER_nondet_double() [L158] CALL assume_abort_if_not((var_1_22 >= -922337.2036854776000e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854776000e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=-29825, var_1_14=64, var_1_16=2, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not((var_1_22 >= -922337.2036854776000e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854776000e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=-29825, var_1_14=64, var_1_16=2, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L159] CALL assume_abort_if_not(var_1_22 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=-29825, var_1_14=64, var_1_16=2, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_22 != 0.0F) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=-29825, var_1_14=64, var_1_16=2, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L160] var_1_24 = __VERIFIER_nondet_float() [L161] CALL assume_abort_if_not((var_1_24 >= 0.0F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=-29825, var_1_14=64, var_1_16=2, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not((var_1_24 >= 0.0F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=-29825, var_1_14=64, var_1_16=2, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L162] var_1_26 = __VERIFIER_nondet_double() [L163] CALL assume_abort_if_not((var_1_26 >= -461168.6018427382800e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427382800e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=-29825, var_1_14=64, var_1_16=2, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_25=59/10, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not((var_1_26 >= -461168.6018427382800e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427382800e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=-29825, var_1_14=64, var_1_16=2, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_25=59/10, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L164] var_1_27 = __VERIFIER_nondet_double() [L165] CALL assume_abort_if_not((var_1_27 >= -115292.1504606845700e+13F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 1152921.504606845700e+12F && var_1_27 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=-29825, var_1_14=64, var_1_16=2, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_25=59/10, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not((var_1_27 >= -115292.1504606845700e+13F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 1152921.504606845700e+12F && var_1_27 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=-29825, var_1_14=64, var_1_16=2, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_25=59/10, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L166] var_1_28 = __VERIFIER_nondet_double() [L167] CALL assume_abort_if_not((var_1_28 >= -115292.1504606845700e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 1152921.504606845700e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=-29825, var_1_14=64, var_1_16=2, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_25=59/10, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not((var_1_28 >= -115292.1504606845700e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 1152921.504606845700e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=-29825, var_1_14=64, var_1_16=2, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_25=59/10, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L168] var_1_29 = __VERIFIER_nondet_double() [L169] CALL assume_abort_if_not((var_1_29 >= -230584.3009213691390e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 2305843.009213691390e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=-29825, var_1_14=64, var_1_16=2, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_25=59/10, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not((var_1_29 >= -230584.3009213691390e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 2305843.009213691390e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=-29825, var_1_14=64, var_1_16=2, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_25=59/10, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L170] var_1_32 = __VERIFIER_nondet_double() [L171] CALL assume_abort_if_not((var_1_32 >= -922337.2036854776000e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854776000e+12F && var_1_32 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=-29825, var_1_14=64, var_1_16=2, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_25=59/10, var_1_30=5, var_1_31=128, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not((var_1_32 >= -922337.2036854776000e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854776000e+12F && var_1_32 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=-29825, var_1_14=64, var_1_16=2, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_25=59/10, var_1_30=5, var_1_31=128, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L172] CALL assume_abort_if_not(var_1_32 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=-29825, var_1_14=64, var_1_16=2, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_25=59/10, var_1_30=5, var_1_31=128, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_32 != 0.0F) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=-29825, var_1_14=64, var_1_16=2, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_25=59/10, var_1_30=5, var_1_31=128, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L173] var_1_33 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_33 >= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=-29825, var_1_14=64, var_1_16=2, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_25=59/10, var_1_30=5, var_1_31=128, var_1_33=127, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_33 >= 64) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=-29825, var_1_14=64, var_1_16=2, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_25=59/10, var_1_30=5, var_1_31=128, var_1_33=127, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L175] CALL assume_abort_if_not(var_1_33 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=-29825, var_1_14=64, var_1_16=2, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_25=59/10, var_1_30=5, var_1_31=128, var_1_33=127, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_33 <= 127) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=-29825, var_1_14=64, var_1_16=2, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_25=59/10, var_1_30=5, var_1_31=128, var_1_33=127, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L176] var_1_35 = __VERIFIER_nondet_uchar() [L177] CALL assume_abort_if_not(var_1_35 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=-29825, var_1_14=64, var_1_16=2, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_25=59/10, var_1_30=5, var_1_31=128, var_1_33=127, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_35 >= 1) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=-29825, var_1_14=64, var_1_16=2, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_25=59/10, var_1_30=5, var_1_31=128, var_1_33=127, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L178] CALL assume_abort_if_not(var_1_35 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=-29825, var_1_14=64, var_1_16=2, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_25=59/10, var_1_30=5, var_1_31=128, var_1_33=127, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_35 <= 1) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=-29825, var_1_14=64, var_1_16=2, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_25=59/10, var_1_30=5, var_1_31=128, var_1_33=127, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L179] var_1_36 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_36 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=-29825, var_1_14=64, var_1_16=2, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_25=59/10, var_1_30=5, var_1_31=128, var_1_33=127, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_36 >= 1) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=-29825, var_1_14=64, var_1_16=2, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_25=59/10, var_1_30=5, var_1_31=128, var_1_33=127, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L181] CALL assume_abort_if_not(var_1_36 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=-29825, var_1_14=64, var_1_16=2, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_25=59/10, var_1_30=5, var_1_31=128, var_1_33=127, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_36 <= 1) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=-29825, var_1_14=64, var_1_16=2, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_25=59/10, var_1_30=5, var_1_31=128, var_1_33=127, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L182] var_1_37 = __VERIFIER_nondet_uchar() [L183] CALL assume_abort_if_not(var_1_37 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=-29825, var_1_14=64, var_1_16=2, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_25=59/10, var_1_30=5, var_1_31=128, var_1_33=127, var_1_34=1, var_1_35=1, var_1_36=1, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_37 >= 0) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=-29825, var_1_14=64, var_1_16=2, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_25=59/10, var_1_30=5, var_1_31=128, var_1_33=127, var_1_34=1, var_1_35=1, var_1_36=1, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L184] CALL assume_abort_if_not(var_1_37 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=-29825, var_1_14=64, var_1_16=2, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_25=59/10, var_1_30=5, var_1_31=128, var_1_33=127, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_37 <= 0) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=-29825, var_1_14=64, var_1_16=2, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_25=59/10, var_1_30=5, var_1_31=128, var_1_33=127, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L202] RET updateVariables() [L203] CALL step() [L60] var_1_30 = ((((last_1_var_1_18) > ((var_1_12 + (1781986326u - var_1_16)))) ? (last_1_var_1_18) : ((var_1_12 + (1781986326u - var_1_16))))) [L61] unsigned long int stepLocal_1 = (((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30)); [L62] COND TRUE var_1_12 <= stepLocal_1 [L63] var_1_14 = (var_1_12 + (-8 + (2 - var_1_16))) [L65] COND TRUE last_1_var_1_8 >= (last_1_var_1_30 / 32u) [L66] var_1_31 = (var_1_13 - var_1_12) [L74] var_1_38 = var_1_31 [L75] signed long int stepLocal_4 = last_1_var_1_38; [L76] signed long int stepLocal_3 = (((var_1_10) < ((var_1_12 + var_1_11))) ? (var_1_10) : ((var_1_12 + var_1_11))); [L77] COND FALSE !(last_1_var_1_21 <= ((((var_1_22) > (var_1_7)) ? (var_1_22) : (var_1_7)))) [L80] COND TRUE last_1_var_1_38 <= stepLocal_3 [L81] COND FALSE !(var_1_10 <= stepLocal_4) [L84] var_1_34 = ((var_1_28 != ((((var_1_7) > (last_1_var_1_21)) ? (var_1_7) : (last_1_var_1_21)))) && (! (var_1_35 || var_1_36))) [L90] COND TRUE ((((var_1_14) > (256)) ? (var_1_14) : (256))) >= var_1_10 [L91] var_1_25 = ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))) [L99] COND FALSE !(\read(var_1_34)) [L102] COND FALSE !(var_1_34 || var_1_34) [L105] unsigned char stepLocal_0 = (var_1_20 >= var_1_31) || var_1_34; [L106] COND FALSE !(var_1_34 || stepLocal_0) [L109] COND FALSE !(\read(var_1_34)) [L112] var_1_8 = (var_1_13 - var_1_10) [L115] COND TRUE (var_1_38 >= var_1_16) || (var_1_11 < 4) [L116] var_1_17 = (var_1_13 + 256) [L120] COND TRUE var_1_25 <= ((var_1_7 / var_1_22) + var_1_25) [L121] var_1_21 = (((((9.8f) < (24.8f)) ? (9.8f) : (24.8f))) - var_1_24) [L125] COND FALSE !(\read(var_1_34)) [L132] var_1_1 = var_1_8 [L134] unsigned char stepLocal_2 = var_1_17 < var_1_14; [L135] COND FALSE !(var_1_34 && stepLocal_2) [L203] RET step() [L204] CALL, EXPR property() [L194-L195] return ((((((((((((var_1_34 ? ((! (var_1_31 != var_1_20)) ? (var_1_1 == ((unsigned long int) var_1_8)) : (var_1_1 == ((unsigned long int) var_1_8))) : (var_1_1 == ((unsigned long int) var_1_8))) && (var_1_34 ? (var_1_6 == ((double) var_1_7)) : 1)) && ((var_1_34 || ((var_1_20 >= var_1_31) || var_1_34)) ? (var_1_8 == ((unsigned char) 10)) : (var_1_34 ? (var_1_8 == ((unsigned char) (var_1_10 + (var_1_11 - var_1_12)))) : (var_1_8 == ((unsigned char) (var_1_13 - var_1_10)))))) && ((var_1_12 <= ((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30)))) ? (var_1_14 == ((signed char) (var_1_12 + (-8 + (2 - var_1_16))))) : 1)) && (((var_1_38 >= var_1_16) || (var_1_11 < 4)) ? (var_1_17 == ((signed long int) (var_1_13 + 256))) : (var_1_17 == ((signed long int) var_1_20)))) && ((var_1_34 && (var_1_17 < var_1_14)) ? (var_1_18 == ((signed char) (var_1_12 - var_1_16))) : 1)) && ((var_1_34 || var_1_34) ? (var_1_20 == ((unsigned long int) (var_1_16 + (var_1_12 + var_1_31)))) : 1)) && ((var_1_25 <= ((var_1_7 / var_1_22) + var_1_25)) ? (var_1_21 == ((float) (((((9.8f) < (24.8f)) ? (9.8f) : (24.8f))) - var_1_24))) : (var_1_21 == ((float) var_1_24)))) && ((((((var_1_14) > (256)) ? (var_1_14) : (256))) >= var_1_10) ? (var_1_25 == ((double) ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))))) : (var_1_34 ? (var_1_25 == ((double) (var_1_24 - 255.6))) : (var_1_25 == ((double) (var_1_26 + ((var_1_27 + var_1_28) + var_1_29))))))) && (var_1_30 == ((unsigned long int) ((((last_1_var_1_18) > ((var_1_12 + (1781986326u - var_1_16)))) ? (last_1_var_1_18) : ((var_1_12 + (1781986326u - var_1_16)))))))) && ((last_1_var_1_8 >= (last_1_var_1_30 / 32u)) ? (var_1_31 == ((unsigned char) (var_1_13 - var_1_12))) : ((var_1_27 < (var_1_22 / var_1_32)) ? (var_1_31 == ((unsigned char) ((100 + var_1_33) - var_1_16))) : (var_1_31 == ((unsigned char) var_1_16))))) && ((last_1_var_1_21 <= ((((var_1_22) > (var_1_7)) ? (var_1_22) : (var_1_7)))) ? (var_1_34 == ((unsigned char) (var_1_35 && var_1_36))) : ((last_1_var_1_38 <= ((((var_1_10) < ((var_1_12 + var_1_11))) ? (var_1_10) : ((var_1_12 + var_1_11))))) ? ((var_1_10 <= last_1_var_1_38) ? (var_1_34 == ((unsigned char) 0)) : (var_1_34 == ((unsigned char) ((var_1_28 != ((((var_1_7) > (last_1_var_1_21)) ? (var_1_7) : (last_1_var_1_21)))) && (! (var_1_35 || var_1_36)))))) : (var_1_34 == ((unsigned char) var_1_37))))) && (var_1_38 == ((signed long int) var_1_31)) ; [L204] RET, EXPR property() [L204] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=-29825, var_1_14=-1, var_1_16=2, var_1_17=383, var_1_18=16, var_1_1=10, var_1_20=16, var_1_21=1781986336, var_1_24=1781986336, var_1_25=497/10, var_1_30=1781986331, var_1_31=120, var_1_33=127, var_1_34=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=120, var_1_6=497/10, var_1_7=497/10, var_1_8=10] [L19] reach_error() VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=117, var_1_11=63599, var_1_12=-249, var_1_13=-29825, var_1_14=-1, var_1_16=2, var_1_17=383, var_1_18=16, var_1_1=10, var_1_20=16, var_1_21=1781986336, var_1_24=1781986336, var_1_25=497/10, var_1_30=1781986331, var_1_31=120, var_1_33=127, var_1_34=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=120, var_1_6=497/10, var_1_7=497/10, var_1_8=10] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 54 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.9s, OverallIterations: 1, TraceHistogramMax: 28, 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=54occurred 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: 0.0s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 105 NumberOfCodeBlocks, 105 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 [2024-11-09 07:11:52,165 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-18.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje --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 af653b5443a0098d4fdecbcf4d4d122fa87ee9ed1dff9bfe0ad30abe5d897274 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 07:11:55,094 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 07:11:55,231 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-09 07:11:55,243 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 07:11:55,244 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 07:11:55,278 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 07:11:55,279 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 07:11:55,279 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 07:11:55,280 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 07:11:55,283 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 07:11:55,283 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 07:11:55,284 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 07:11:55,284 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 07:11:55,285 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 07:11:55,285 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 07:11:55,286 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 07:11:55,290 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 07:11:55,290 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 07:11:55,291 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 07:11:55,291 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 07:11:55,291 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 07:11:55,297 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 07:11:55,297 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 07:11:55,299 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 07:11:55,300 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 07:11:55,300 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 07:11:55,301 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 07:11:55,301 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 07:11:55,301 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 07:11:55,302 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 07:11:55,302 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 07:11:55,302 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 07:11:55,303 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 07:11:55,303 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 07:11:55,303 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 07:11:55,303 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:11:55,304 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 07:11:55,304 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 07:11:55,304 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 07:11:55,305 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 07:11:55,305 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 07:11:55,307 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 07:11:55,307 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 07:11:55,307 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> af653b5443a0098d4fdecbcf4d4d122fa87ee9ed1dff9bfe0ad30abe5d897274 [2024-11-09 07:11:55,814 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 07:11:55,847 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 07:11:55,850 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 07:11:55,852 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 07:11:55,853 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 07:11:55,855 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-18.i Unable to find full path for "g++" [2024-11-09 07:11:58,133 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 07:11:58,463 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 07:11:58,464 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-18.i [2024-11-09 07:11:58,478 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/data/7acfec45f/02ee7e4e8cea455eace7afa0f25e591a/FLAG950e70b81 [2024-11-09 07:11:58,503 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/data/7acfec45f/02ee7e4e8cea455eace7afa0f25e591a [2024-11-09 07:11:58,506 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 07:11:58,511 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 07:11:58,513 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 07:11:58,515 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 07:11:58,523 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 07:11:58,524 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:11:58" (1/1) ... [2024-11-09 07:11:58,525 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@477538dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:11:58, skipping insertion in model container [2024-11-09 07:11:58,526 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:11:58" (1/1) ... [2024-11-09 07:11:58,570 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 07:11:58,803 WARN L250 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_2eece26d-c24e-43eb-a354-6309f65f913f/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-18.i[916,929] [2024-11-09 07:11:58,925 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:11:58,959 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 07:11:58,984 WARN L250 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_2eece26d-c24e-43eb-a354-6309f65f913f/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-18.i[916,929] [2024-11-09 07:11:59,098 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:11:59,128 INFO L204 MainTranslator]: Completed translation [2024-11-09 07:11:59,129 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:11:59 WrapperNode [2024-11-09 07:11:59,129 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 07:11:59,130 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 07:11:59,130 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 07:11:59,131 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 07:11:59,140 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:11:59" (1/1) ... [2024-11-09 07:11:59,211 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:11:59" (1/1) ... [2024-11-09 07:11:59,291 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 200 [2024-11-09 07:11:59,295 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 07:11:59,319 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 07:11:59,319 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 07:11:59,319 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 07:11:59,339 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:11:59" (1/1) ... [2024-11-09 07:11:59,339 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:11:59" (1/1) ... [2024-11-09 07:11:59,348 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:11:59" (1/1) ... [2024-11-09 07:11:59,348 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:11:59" (1/1) ... [2024-11-09 07:11:59,374 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:11:59" (1/1) ... [2024-11-09 07:11:59,386 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:11:59" (1/1) ... [2024-11-09 07:11:59,393 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:11:59" (1/1) ... [2024-11-09 07:11:59,399 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:11:59" (1/1) ... [2024-11-09 07:11:59,408 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 07:11:59,411 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 07:11:59,413 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 07:11:59,414 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 07:11:59,415 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:11:59" (1/1) ... [2024-11-09 07:11:59,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:11:59,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:11:59,480 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 07:11:59,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 07:11:59,527 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 07:11:59,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 07:11:59,527 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 07:11:59,528 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 07:11:59,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 07:11:59,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 07:11:59,703 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 07:11:59,706 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 07:12:11,977 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-09 07:12:11,978 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 07:12:11,994 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 07:12:11,995 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 07:12:11,995 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:12:11 BoogieIcfgContainer [2024-11-09 07:12:11,996 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 07:12:11,999 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 07:12:11,999 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 07:12:12,004 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 07:12:12,004 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 07:11:58" (1/3) ... [2024-11-09 07:12:12,006 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@541fb8d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:12:12, skipping insertion in model container [2024-11-09 07:12:12,006 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:11:59" (2/3) ... [2024-11-09 07:12:12,007 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@541fb8d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:12:12, skipping insertion in model container [2024-11-09 07:12:12,007 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:12:11" (3/3) ... [2024-11-09 07:12:12,009 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-18.i [2024-11-09 07:12:12,035 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 07:12:12,035 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 07:12:12,120 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 07:12:12,128 INFO L333 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, 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;@13c97438, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 07:12:12,128 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 07:12:12,133 INFO L276 IsEmpty]: Start isEmpty. Operand has 84 states, 53 states have (on average 1.4150943396226414) internal successors, (75), 54 states have internal predecessors, (75), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-09 07:12:12,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-09 07:12:12,152 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:12:12,153 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:12:12,154 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:12:12,160 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:12:12,161 INFO L85 PathProgramCache]: Analyzing trace with hash 605819434, now seen corresponding path program 1 times [2024-11-09 07:12:12,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:12:12,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1854073532] [2024-11-09 07:12:12,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:12:12,179 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 [2024-11-09 07:12:12,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:12:12,183 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 07:12:12,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 07:12:14,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:12:14,771 INFO L255 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 07:12:14,800 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:12:14,852 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 494 proven. 0 refuted. 0 times theorem prover too weak. 1018 trivial. 0 not checked. [2024-11-09 07:12:14,852 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 07:12:14,853 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 07:12:14,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1854073532] [2024-11-09 07:12:14,854 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1854073532] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:12:14,854 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:12:14,854 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:12:14,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [347011892] [2024-11-09 07:12:14,857 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:12:14,862 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 07:12:14,862 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 07:12:14,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 07:12:14,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 07:12:14,892 INFO L87 Difference]: Start difference. First operand has 84 states, 53 states have (on average 1.4150943396226414) internal successors, (75), 54 states have internal predecessors, (75), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-09 07:12:14,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:12:14,936 INFO L93 Difference]: Finished difference Result 160 states and 282 transitions. [2024-11-09 07:12:14,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 07:12:14,939 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 180 [2024-11-09 07:12:14,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:12:14,954 INFO L225 Difference]: With dead ends: 160 [2024-11-09 07:12:14,954 INFO L226 Difference]: Without dead ends: 79 [2024-11-09 07:12:14,960 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 07:12:14,968 INFO L432 NwaCegarLoop]: 121 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 121 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 07:12:14,970 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 07:12:14,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2024-11-09 07:12:15,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2024-11-09 07:12:15,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 49 states have (on average 1.3265306122448979) internal successors, (65), 49 states have internal predecessors, (65), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-09 07:12:15,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 121 transitions. [2024-11-09 07:12:15,038 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 121 transitions. Word has length 180 [2024-11-09 07:12:15,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:12:15,039 INFO L471 AbstractCegarLoop]: Abstraction has 79 states and 121 transitions. [2024-11-09 07:12:15,039 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-09 07:12:15,039 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 121 transitions. [2024-11-09 07:12:15,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-09 07:12:15,044 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:12:15,044 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:12:15,073 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/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)] Ended with exit code 0 [2024-11-09 07:12:15,245 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 07:12:15,245 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:12:15,246 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:12:15,246 INFO L85 PathProgramCache]: Analyzing trace with hash -695601162, now seen corresponding path program 1 times [2024-11-09 07:12:15,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:12:15,248 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1371859853] [2024-11-09 07:12:15,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:12:15,248 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 [2024-11-09 07:12:15,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:12:15,252 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 07:12:15,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 07:12:17,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:12:17,528 INFO L255 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 07:12:17,557 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:12:22,991 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-09 07:12:22,991 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 07:12:22,992 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 07:12:22,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1371859853] [2024-11-09 07:12:22,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1371859853] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:12:22,992 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:12:22,993 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 07:12:22,993 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817514831] [2024-11-09 07:12:22,993 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:12:22,995 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 07:12:22,995 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 07:12:22,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 07:12:22,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 07:12:22,997 INFO L87 Difference]: Start difference. First operand 79 states and 121 transitions. Second operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-09 07:12:26,550 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.58s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:12:28,568 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:12:30,575 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:12:32,581 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:12:34,586 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:12:37,323 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.45s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:12:39,327 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:12:41,349 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:12:41,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:12:41,350 INFO L93 Difference]: Finished difference Result 238 states and 364 transitions. [2024-11-09 07:12:41,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 07:12:41,513 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 180 [2024-11-09 07:12:41,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:12:41,517 INFO L225 Difference]: With dead ends: 238 [2024-11-09 07:12:41,517 INFO L226 Difference]: Without dead ends: 162 [2024-11-09 07:12:41,519 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-09 07:12:41,520 INFO L432 NwaCegarLoop]: 118 mSDtfsCounter, 108 mSDsluCounter, 337 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 57 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 455 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.0s IncrementalHoareTripleChecker+Time [2024-11-09 07:12:41,521 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [108 Valid, 455 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 20 Invalid, 8 Unknown, 0 Unchecked, 18.0s Time] [2024-11-09 07:12:41,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2024-11-09 07:12:41,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 153. [2024-11-09 07:12:41,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153 states, 94 states have (on average 1.3297872340425532) internal successors, (125), 94 states have internal predecessors, (125), 56 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-09 07:12:41,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 237 transitions. [2024-11-09 07:12:41,590 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 237 transitions. Word has length 180 [2024-11-09 07:12:41,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:12:41,591 INFO L471 AbstractCegarLoop]: Abstraction has 153 states and 237 transitions. [2024-11-09 07:12:41,591 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-09 07:12:41,591 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 237 transitions. [2024-11-09 07:12:41,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-09 07:12:41,595 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:12:41,596 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:12:41,629 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 07:12:41,796 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 07:12:41,797 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:12:41,797 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:12:41,797 INFO L85 PathProgramCache]: Analyzing trace with hash 1298543544, now seen corresponding path program 1 times [2024-11-09 07:12:41,798 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:12:41,798 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [94270682] [2024-11-09 07:12:41,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:12:41,798 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 [2024-11-09 07:12:41,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:12:41,801 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 07:12:41,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-09 07:12:44,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:12:44,097 INFO L255 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 07:12:44,106 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:12:47,725 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 532 proven. 21 refuted. 0 times theorem prover too weak. 959 trivial. 0 not checked. [2024-11-09 07:12:47,726 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:12:52,850 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 135 proven. 24 refuted. 0 times theorem prover too weak. 1353 trivial. 0 not checked. [2024-11-09 07:12:52,851 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 07:12:52,851 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [94270682] [2024-11-09 07:12:52,851 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [94270682] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 07:12:52,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [461633091] [2024-11-09 07:12:52,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:12:52,852 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 07:12:52,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 07:12:52,856 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 07:12:52,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-09 07:12:53,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:12:53,793 INFO L255 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 07:12:53,797 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:12:54,015 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-09 07:12:54,015 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 07:12:54,016 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [461633091] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:12:54,016 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-09 07:12:54,016 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9, 9] total 14 [2024-11-09 07:12:54,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [28548854] [2024-11-09 07:12:54,017 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:12:54,018 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:12:54,018 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 07:12:54,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:12:54,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2024-11-09 07:12:54,020 INFO L87 Difference]: Start difference. First operand 153 states and 237 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-09 07:12:56,956 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.43s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:12:58,976 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:12:59,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:12:59,010 INFO L93 Difference]: Finished difference Result 445 states and 691 transitions. [2024-11-09 07:12:59,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:12:59,165 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 180 [2024-11-09 07:12:59,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:12:59,169 INFO L225 Difference]: With dead ends: 445 [2024-11-09 07:12:59,170 INFO L226 Difference]: Without dead ends: 295 [2024-11-09 07:12:59,172 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 537 GetRequests, 524 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2024-11-09 07:12:59,173 INFO L432 NwaCegarLoop]: 123 mSDtfsCounter, 102 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 7 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 221 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2024-11-09 07:12:59,174 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [102 Valid, 221 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 18 Invalid, 2 Unknown, 0 Unchecked, 4.9s Time] [2024-11-09 07:12:59,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 295 states. [2024-11-09 07:12:59,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 295 to 165. [2024-11-09 07:12:59,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 165 states, 106 states have (on average 1.330188679245283) internal successors, (141), 106 states have internal predecessors, (141), 56 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-09 07:12:59,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 253 transitions. [2024-11-09 07:12:59,216 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 253 transitions. Word has length 180 [2024-11-09 07:12:59,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:12:59,218 INFO L471 AbstractCegarLoop]: Abstraction has 165 states and 253 transitions. [2024-11-09 07:12:59,218 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-09 07:12:59,218 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 253 transitions. [2024-11-09 07:12:59,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-09 07:12:59,221 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:12:59,222 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:12:59,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-09 07:12:59,452 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-09 07:12:59,622 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 07:12:59,623 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:12:59,623 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:12:59,624 INFO L85 PathProgramCache]: Analyzing trace with hash 969902968, now seen corresponding path program 1 times [2024-11-09 07:12:59,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:12:59,624 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [108024659] [2024-11-09 07:12:59,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:12:59,625 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 [2024-11-09 07:12:59,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:12:59,628 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 07:12:59,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/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)] Waiting until timeout for monitored process [2024-11-09 07:13:01,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:13:01,769 INFO L255 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 07:13:01,773 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:13:05,122 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 532 proven. 21 refuted. 0 times theorem prover too weak. 959 trivial. 0 not checked. [2024-11-09 07:13:05,122 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:13:09,885 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 135 proven. 24 refuted. 0 times theorem prover too weak. 1353 trivial. 0 not checked. [2024-11-09 07:13:09,885 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 07:13:09,885 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [108024659] [2024-11-09 07:13:09,885 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [108024659] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 07:13:09,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [862004327] [2024-11-09 07:13:09,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:13:09,886 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 07:13:09,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 07:13:09,887 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 07:13:09,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-09 07:13:14,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:13:15,009 INFO L255 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 07:13:15,014 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:13:19,016 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 527 proven. 27 refuted. 0 times theorem prover too weak. 958 trivial. 0 not checked. [2024-11-09 07:13:19,017 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:13:22,852 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 135 proven. 24 refuted. 0 times theorem prover too weak. 1353 trivial. 0 not checked. [2024-11-09 07:13:22,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [862004327] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 07:13:22,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1704027618] [2024-11-09 07:13:22,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:13:22,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:13:22,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:13:22,855 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 07:13:22,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-09 07:13:24,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:13:24,217 INFO L255 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 07:13:24,220 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:13:28,735 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 538 proven. 24 refuted. 0 times theorem prover too weak. 950 trivial. 0 not checked. [2024-11-09 07:13:28,736 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:13:34,439 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 204 proven. 30 refuted. 0 times theorem prover too weak. 1278 trivial. 0 not checked. [2024-11-09 07:13:34,439 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1704027618] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 07:13:34,439 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-09 07:13:34,440 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 12, 9, 15, 13] total 25 [2024-11-09 07:13:34,440 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1698222053] [2024-11-09 07:13:34,440 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-09 07:13:34,442 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-11-09 07:13:34,442 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 07:13:34,444 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-11-09 07:13:34,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=165, Invalid=435, Unknown=0, NotChecked=0, Total=600 [2024-11-09 07:13:34,445 INFO L87 Difference]: Start difference. First operand 165 states and 253 transitions. Second operand has 25 states, 24 states have (on average 4.5) internal successors, (108), 24 states have internal predecessors, (108), 7 states have call successors, (40), 6 states have call predecessors, (40), 12 states have return successors, (44), 7 states have call predecessors, (44), 7 states have call successors, (44) [2024-11-09 07:13:50,017 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.43s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:13:52,026 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:13:54,030 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:13:56,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:13:58,046 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:14:00,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:14:02,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:14:04,051 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:14:06,063 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:14:08,072 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:14:10,674 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.41s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:14:12,682 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:14:14,701 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:14:16,718 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:14:18,725 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:14:20,742 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:14:22,746 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:14:24,755 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:14:26,766 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:14:28,773 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:14:30,778 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:14:32,779 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:14:34,785 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:14:36,795 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:14:38,802 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:14:40,822 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:14:42,827 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:14:44,836 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:14:46,842 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:14:48,848 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:14:50,866 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:14:52,879 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:14:54,899 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:15:04,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:15:04,017 INFO L93 Difference]: Finished difference Result 713 states and 1009 transitions. [2024-11-09 07:15:04,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-11-09 07:15:04,018 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 4.5) internal successors, (108), 24 states have internal predecessors, (108), 7 states have call successors, (40), 6 states have call predecessors, (40), 12 states have return successors, (44), 7 states have call predecessors, (44), 7 states have call successors, (44) Word has length 180 [2024-11-09 07:15:04,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:15:04,025 INFO L225 Difference]: With dead ends: 713 [2024-11-09 07:15:04,025 INFO L226 Difference]: Without dead ends: 551 [2024-11-09 07:15:04,028 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1125 GetRequests, 1054 SyntacticMatches, 3 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1633 ImplicationChecksByTransitivity, 17.8s TimeCoverageRelationStatistics Valid=1217, Invalid=3613, Unknown=0, NotChecked=0, Total=4830 [2024-11-09 07:15:04,029 INFO L432 NwaCegarLoop]: 82 mSDtfsCounter, 842 mSDsluCounter, 420 mSDsCounter, 0 mSdLazyCounter, 588 mSolverCounterSat, 691 mSolverCounterUnsat, 33 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 77.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 864 SdHoareTripleChecker+Valid, 502 SdHoareTripleChecker+Invalid, 1312 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 691 IncrementalHoareTripleChecker+Valid, 588 IncrementalHoareTripleChecker+Invalid, 33 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 78.1s IncrementalHoareTripleChecker+Time [2024-11-09 07:15:04,030 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [864 Valid, 502 Invalid, 1312 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [691 Valid, 588 Invalid, 33 Unknown, 0 Unchecked, 78.1s Time] [2024-11-09 07:15:04,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 551 states. [2024-11-09 07:15:04,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 551 to 201. [2024-11-09 07:15:04,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 201 states, 134 states have (on average 1.2611940298507462) internal successors, (169), 134 states have internal predecessors, (169), 56 states have call successors, (56), 10 states have call predecessors, (56), 10 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-09 07:15:04,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 281 transitions. [2024-11-09 07:15:04,098 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 281 transitions. Word has length 180 [2024-11-09 07:15:04,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:15:04,099 INFO L471 AbstractCegarLoop]: Abstraction has 201 states and 281 transitions. [2024-11-09 07:15:04,100 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 4.5) internal successors, (108), 24 states have internal predecessors, (108), 7 states have call successors, (40), 6 states have call predecessors, (40), 12 states have return successors, (44), 7 states have call predecessors, (44), 7 states have call successors, (44) [2024-11-09 07:15:04,100 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 281 transitions. [2024-11-09 07:15:04,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-09 07:15:04,103 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:15:04,103 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:15:04,205 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-11-09 07:15:04,327 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-09 07:15:04,534 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/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)] Forceful destruction successful, exit code 0 [2024-11-09 07:15:04,704 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 07:15:04,705 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:15:04,705 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:15:04,705 INFO L85 PathProgramCache]: Analyzing trace with hash -1520050218, now seen corresponding path program 1 times [2024-11-09 07:15:04,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:15:04,706 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [697027052] [2024-11-09 07:15:04,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:15:04,706 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 [2024-11-09 07:15:04,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:15:04,708 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 07:15:04,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eece26d-c24e-43eb-a354-6309f65f913f/bin/utaipan-verify-YMUCfTKeje/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)] Waiting until timeout for monitored process [2024-11-09 07:15:06,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:15:06,989 INFO L255 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-11-09 07:15:06,999 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:20:58,406 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse6 ((_ sign_extend 24) c_~var_1_16~0))) (let ((.cse3 (bvneg .cse6)) (.cse5 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse7 ((_ zero_extend 24) c_~var_1_31~0)) (.cse9 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse8 ((_ zero_extend 24) c_~var_1_13~0)) (.cse4 ((_ zero_extend 24) c_~var_1_12~0))) (and (let ((.cse2 ((_ sign_extend 24) c_~last_1_var_1_18~0)) (.cse1 (bvadd .cse3 (_ bv1781986326 32) .cse4))) (let ((.cse0 (bvugt .cse2 .cse1))) (or (and (not .cse0) (= c_~var_1_30~0 .cse1)) (and (= .cse2 c_~var_1_30~0) .cse0)))) (= c_~var_1_7~0 c_~var_1_6~0) (= ((_ extract 7 0) (bvadd .cse3 (_ bv4294967290 32) .cse4)) c_~var_1_14~0) (fp.leq c_~var_1_24~0 .cse5) (= (_ bv1 8) c_~var_1_34~0) (= (_ bv10 8) c_~var_1_8~0) (= (bvadd .cse6 .cse4 .cse7) c_~var_1_20~0) (bvsge ((_ zero_extend 24) c_~var_1_35~0) (_ bv1 32)) (bvsge .cse8 (_ bv127 32)) (= ((_ extract 7 0) (bvadd (bvneg .cse4) .cse8)) c_~var_1_31~0) (fp.leq c_~var_1_25~0 (fp.add c_currentRoundingMode (fp.div c_currentRoundingMode c_~var_1_7~0 c_~var_1_22~0) c_~var_1_25~0)) (= c_~var_1_21~0 (fp.sub c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 49.0 5.0)) c_~var_1_24~0)) (bvsle .cse6 (_ bv31 32)) (or (and (fp.geq c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse5))) (fp.leq c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse9)))) (and (fp.leq c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode .cse5)) (fp.geq c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode .cse9)))) (= (_ bv5 32) c_~last_1_var_1_30~0) (= c_~var_1_38~0 .cse7) (bvsge .cse6 (_ bv0 32)) (let ((.cse10 (fp.lt c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32))))) (or (and .cse10 (= (fp.neg c_~var_1_7~0) c_~var_1_25~0)) (and (not .cse10) (= c_~var_1_25~0 c_~var_1_7~0)))) (fp.geq c_~var_1_24~0 .cse9) (let ((.cse11 ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_21~0))) (or (fp.leq .cse11 c_~var_1_7~0) (fp.leq .cse11 c_~var_1_22~0))) (= (bvadd (_ bv256 32) .cse8) c_~var_1_17~0) (bvsle .cse4 (_ bv63 32)) (= c_currentRoundingMode roundNearestTiesToEven) (bvsge ((_ zero_extend 24) c_~var_1_36~0) (_ bv1 32))))) is different from false [2024-11-09 07:21:00,511 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse6 ((_ sign_extend 24) c_~var_1_16~0))) (let ((.cse3 (bvneg .cse6)) (.cse5 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse7 ((_ zero_extend 24) c_~var_1_31~0)) (.cse9 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse8 ((_ zero_extend 24) c_~var_1_13~0)) (.cse4 ((_ zero_extend 24) c_~var_1_12~0))) (and (let ((.cse2 ((_ sign_extend 24) c_~last_1_var_1_18~0)) (.cse1 (bvadd .cse3 (_ bv1781986326 32) .cse4))) (let ((.cse0 (bvugt .cse2 .cse1))) (or (and (not .cse0) (= c_~var_1_30~0 .cse1)) (and (= .cse2 c_~var_1_30~0) .cse0)))) (= c_~var_1_7~0 c_~var_1_6~0) (= ((_ extract 7 0) (bvadd .cse3 (_ bv4294967290 32) .cse4)) c_~var_1_14~0) (fp.leq c_~var_1_24~0 .cse5) (= (_ bv1 8) c_~var_1_34~0) (= (_ bv10 8) c_~var_1_8~0) (= (bvadd .cse6 .cse4 .cse7) c_~var_1_20~0) (bvsge ((_ zero_extend 24) c_~var_1_35~0) (_ bv1 32)) (bvsge .cse8 (_ bv127 32)) (= ((_ extract 7 0) (bvadd (bvneg .cse4) .cse8)) c_~var_1_31~0) (fp.leq c_~var_1_25~0 (fp.add c_currentRoundingMode (fp.div c_currentRoundingMode c_~var_1_7~0 c_~var_1_22~0) c_~var_1_25~0)) (= c_~var_1_21~0 (fp.sub c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 49.0 5.0)) c_~var_1_24~0)) (bvsle .cse6 (_ bv31 32)) (or (and (fp.geq c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse5))) (fp.leq c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse9)))) (and (fp.leq c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode .cse5)) (fp.geq c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode .cse9)))) (= (_ bv5 32) c_~last_1_var_1_30~0) (= c_~var_1_38~0 .cse7) (bvsge .cse6 (_ bv0 32)) (let ((.cse10 (fp.lt c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32))))) (or (and .cse10 (= (fp.neg c_~var_1_7~0) c_~var_1_25~0)) (and (not .cse10) (= c_~var_1_25~0 c_~var_1_7~0)))) (fp.geq c_~var_1_24~0 .cse9) (let ((.cse11 ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_21~0))) (or (fp.leq .cse11 c_~var_1_7~0) (fp.leq .cse11 c_~var_1_22~0))) (= (bvadd (_ bv256 32) .cse8) c_~var_1_17~0) (bvsle .cse4 (_ bv63 32)) (= c_currentRoundingMode roundNearestTiesToEven) (bvsge ((_ zero_extend 24) c_~var_1_36~0) (_ bv1 32))))) is different from true [2024-11-09 07:26:03,067 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse6 ((_ sign_extend 24) c_~var_1_16~0))) (let ((.cse3 (bvneg .cse6)) (.cse4 ((_ zero_extend 24) c_~var_1_12~0)) (.cse5 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse7 ((_ zero_extend 24) c_~var_1_31~0)) (.cse9 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse8 ((_ zero_extend 24) c_~var_1_13~0))) (and (let ((.cse2 ((_ sign_extend 24) c_~last_1_var_1_18~0)) (.cse1 (bvadd .cse3 (_ bv1781986326 32) .cse4))) (let ((.cse0 (bvugt .cse2 .cse1))) (or (and (not .cse0) (= c_~var_1_30~0 .cse1)) (and (= .cse2 c_~var_1_30~0) .cse0)))) (= c_~var_1_7~0 c_~var_1_6~0) (= ((_ extract 7 0) (bvadd .cse3 (_ bv4294967290 32) .cse4)) c_~var_1_14~0) (fp.leq c_~var_1_24~0 .cse5) (= (_ bv1 8) c_~var_1_34~0) (= (_ bv10 8) c_~var_1_8~0) (= (bvadd .cse6 .cse4 .cse7) c_~var_1_20~0) (bvsge ((_ zero_extend 24) c_~var_1_35~0) (_ bv1 32)) (bvsge .cse8 (_ bv127 32)) (= ((_ extract 7 0) (bvadd (bvneg .cse4) .cse8)) c_~var_1_31~0) (fp.leq c_~var_1_25~0 (fp.add c_currentRoundingMode (fp.div c_currentRoundingMode c_~var_1_7~0 c_~var_1_22~0) c_~var_1_25~0)) (= c_~var_1_21~0 (fp.sub c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 49.0 5.0)) c_~var_1_24~0)) (or (and (fp.geq c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse5))) (fp.leq c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse9)))) (and (fp.leq c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode .cse5)) (fp.geq c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode .cse9)))) (= (_ bv5 32) c_~last_1_var_1_30~0) (= c_~var_1_38~0 .cse7) (= (_ bv10 32) c_~var_1_1~0) (= c_~var_1_20~0 .cse7) (bvsge .cse6 (_ bv0 32)) (let ((.cse10 (fp.lt c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32))))) (or (and .cse10 (= (fp.neg c_~var_1_7~0) c_~var_1_25~0)) (and (not .cse10) (= c_~var_1_25~0 c_~var_1_7~0)))) (fp.geq c_~var_1_24~0 .cse9) (let ((.cse11 ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_21~0))) (or (fp.leq .cse11 c_~var_1_7~0) (fp.leq .cse11 c_~var_1_22~0))) (= (bvadd (_ bv256 32) .cse8) c_~var_1_17~0) (= c_currentRoundingMode roundNearestTiesToEven) (bvsge ((_ zero_extend 24) c_~var_1_36~0) (_ bv1 32))))) is different from false [2024-11-09 07:26:05,154 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse6 ((_ sign_extend 24) c_~var_1_16~0))) (let ((.cse3 (bvneg .cse6)) (.cse4 ((_ zero_extend 24) c_~var_1_12~0)) (.cse5 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse7 ((_ zero_extend 24) c_~var_1_31~0)) (.cse9 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse8 ((_ zero_extend 24) c_~var_1_13~0))) (and (let ((.cse2 ((_ sign_extend 24) c_~last_1_var_1_18~0)) (.cse1 (bvadd .cse3 (_ bv1781986326 32) .cse4))) (let ((.cse0 (bvugt .cse2 .cse1))) (or (and (not .cse0) (= c_~var_1_30~0 .cse1)) (and (= .cse2 c_~var_1_30~0) .cse0)))) (= c_~var_1_7~0 c_~var_1_6~0) (= ((_ extract 7 0) (bvadd .cse3 (_ bv4294967290 32) .cse4)) c_~var_1_14~0) (fp.leq c_~var_1_24~0 .cse5) (= (_ bv1 8) c_~var_1_34~0) (= (_ bv10 8) c_~var_1_8~0) (= (bvadd .cse6 .cse4 .cse7) c_~var_1_20~0) (bvsge ((_ zero_extend 24) c_~var_1_35~0) (_ bv1 32)) (bvsge .cse8 (_ bv127 32)) (= ((_ extract 7 0) (bvadd (bvneg .cse4) .cse8)) c_~var_1_31~0) (fp.leq c_~var_1_25~0 (fp.add c_currentRoundingMode (fp.div c_currentRoundingMode c_~var_1_7~0 c_~var_1_22~0) c_~var_1_25~0)) (= c_~var_1_21~0 (fp.sub c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 49.0 5.0)) c_~var_1_24~0)) (or (and (fp.geq c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse5))) (fp.leq c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse9)))) (and (fp.leq c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode .cse5)) (fp.geq c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode .cse9)))) (= (_ bv5 32) c_~last_1_var_1_30~0) (= c_~var_1_38~0 .cse7) (= (_ bv10 32) c_~var_1_1~0) (= c_~var_1_20~0 .cse7) (bvsge .cse6 (_ bv0 32)) (let ((.cse10 (fp.lt c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32))))) (or (and .cse10 (= (fp.neg c_~var_1_7~0) c_~var_1_25~0)) (and (not .cse10) (= c_~var_1_25~0 c_~var_1_7~0)))) (fp.geq c_~var_1_24~0 .cse9) (let ((.cse11 ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_21~0))) (or (fp.leq .cse11 c_~var_1_7~0) (fp.leq .cse11 c_~var_1_22~0))) (= (bvadd (_ bv256 32) .cse8) c_~var_1_17~0) (= c_currentRoundingMode roundNearestTiesToEven) (bvsge ((_ zero_extend 24) c_~var_1_36~0) (_ bv1 32))))) is different from true