./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-45.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/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_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-45.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/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_707bb30e-40cb-4ff2-9b57-fd294b72995c/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 c1eefa48d2d2d0e0297fcc2acb2c6cc9c9e34b949fc6fbd7ce865e72d2e07400 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:38:23,941 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:38:24,021 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 05:38:24,026 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:38:24,026 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:38:24,049 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:38:24,049 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:38:24,050 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:38:24,050 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:38:24,051 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:38:24,051 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:38:24,052 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:38:24,052 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:38:24,052 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 05:38:24,053 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:38:24,053 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:38:24,053 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 05:38:24,054 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 05:38:24,054 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:38:24,055 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 05:38:24,055 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 05:38:24,056 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 05:38:24,056 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:38:24,057 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:38:24,057 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 05:38:24,057 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 05:38:24,058 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 05:38:24,058 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:38:24,058 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:38:24,059 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:38:24,059 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:38:24,060 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:38:24,060 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 05:38:24,060 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:38:24,060 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:38:24,061 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:38:24,061 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:38:24,061 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:38:24,062 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:38:24,062 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:38:24,063 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:38:24,063 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:38:24,063 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 05:38:24,064 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 05:38:24,064 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:38:24,064 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:38:24,065 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 05:38:24,065 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_707bb30e-40cb-4ff2-9b57-fd294b72995c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c1eefa48d2d2d0e0297fcc2acb2c6cc9c9e34b949fc6fbd7ce865e72d2e07400 [2024-11-09 05:38:24,359 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:38:24,399 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:38:24,402 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:38:24,404 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:38:24,405 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:38:24,406 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-45.i Unable to find full path for "g++" [2024-11-09 05:38:26,383 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:38:26,643 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:38:26,644 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-45.i [2024-11-09 05:38:26,654 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/data/bdc649dfa/ed2cbeee55b145618c5804bbf1e9f1e4/FLAG43e63ec21 [2024-11-09 05:38:27,004 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/data/bdc649dfa/ed2cbeee55b145618c5804bbf1e9f1e4 [2024-11-09 05:38:27,007 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:38:27,008 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:38:27,010 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:38:27,010 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:38:27,017 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:38:27,018 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:38:27" (1/1) ... [2024-11-09 05:38:27,019 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ea304c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:27, skipping insertion in model container [2024-11-09 05:38:27,019 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:38:27" (1/1) ... [2024-11-09 05:38:27,055 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:38:27,241 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_707bb30e-40cb-4ff2-9b57-fd294b72995c/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-45.i[916,929] [2024-11-09 05:38:27,335 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:38:27,348 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:38:27,362 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_707bb30e-40cb-4ff2-9b57-fd294b72995c/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-45.i[916,929] [2024-11-09 05:38:27,441 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:38:27,472 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:38:27,472 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:27 WrapperNode [2024-11-09 05:38:27,473 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:38:27,474 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:38:27,474 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:38:27,474 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:38:27,482 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:27" (1/1) ... [2024-11-09 05:38:27,496 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:27" (1/1) ... [2024-11-09 05:38:27,556 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 245 [2024-11-09 05:38:27,559 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:38:27,560 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:38:27,561 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:38:27,561 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:38:27,570 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:27" (1/1) ... [2024-11-09 05:38:27,570 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:27" (1/1) ... [2024-11-09 05:38:27,575 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:27" (1/1) ... [2024-11-09 05:38:27,575 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:27" (1/1) ... [2024-11-09 05:38:27,589 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:27" (1/1) ... [2024-11-09 05:38:27,593 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:27" (1/1) ... [2024-11-09 05:38:27,603 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:27" (1/1) ... [2024-11-09 05:38:27,606 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:27" (1/1) ... [2024-11-09 05:38:27,619 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:38:27,620 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:38:27,620 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:38:27,620 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:38:27,621 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:27" (1/1) ... [2024-11-09 05:38:27,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:38:27,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:38:27,675 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:38:27,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:38:27,713 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:38:27,714 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 05:38:27,714 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 05:38:27,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 05:38:27,716 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:38:27,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:38:27,827 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:38:27,830 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:38:28,372 INFO L? ?]: Removed 29 outVars from TransFormulas that were not future-live. [2024-11-09 05:38:28,373 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:38:28,933 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:38:28,935 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 05:38:28,935 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:38:28 BoogieIcfgContainer [2024-11-09 05:38:28,936 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:38:28,938 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:38:28,939 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:38:28,943 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:38:28,944 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:38:27" (1/3) ... [2024-11-09 05:38:28,945 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a440de4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:38:28, skipping insertion in model container [2024-11-09 05:38:28,946 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:27" (2/3) ... [2024-11-09 05:38:28,946 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a440de4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:38:28, skipping insertion in model container [2024-11-09 05:38:28,946 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:38:28" (3/3) ... [2024-11-09 05:38:28,948 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-45.i [2024-11-09 05:38:28,969 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:38:28,969 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 05:38:29,064 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:38:29,070 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;@24c7fbb6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:38:29,070 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 05:38:29,076 INFO L276 IsEmpty]: Start isEmpty. Operand has 55 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-09 05:38:29,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-09 05:38:29,089 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:38:29,090 INFO L215 NwaCegarLoop]: trace histogram [29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:38:29,091 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:38:29,098 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:38:29,099 INFO L85 PathProgramCache]: Analyzing trace with hash -1363497909, now seen corresponding path program 1 times [2024-11-09 05:38:29,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:38:29,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [925095055] [2024-11-09 05:38:29,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:38:29,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:38:29,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 05:38:29,915 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [327751340] [2024-11-09 05:38:29,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:38:29,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:38:29,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:38:29,919 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:38:29,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 05:38:30,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 05:38:30,990 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 05:38:31,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 05:38:31,227 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 05:38:31,230 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 05:38:31,231 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 05:38:31,244 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-09 05:38:31,434 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:38:31,438 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-09 05:38:31,601 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 05:38:31,606 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 05:38:31 BoogieIcfgContainer [2024-11-09 05:38:31,607 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 05:38:31,608 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 05:38:31,608 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 05:38:31,608 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 05:38:31,609 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:38:28" (3/4) ... [2024-11-09 05:38:31,612 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 05:38:31,613 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 05:38:31,614 INFO L158 Benchmark]: Toolchain (without parser) took 4605.59ms. Allocated memory was 155.2MB in the beginning and 195.0MB in the end (delta: 39.8MB). Free memory was 118.8MB in the beginning and 79.7MB in the end (delta: 39.0MB). Peak memory consumption was 80.8MB. Max. memory is 16.1GB. [2024-11-09 05:38:31,616 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 155.2MB. Free memory is still 124.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:38:31,616 INFO L158 Benchmark]: CACSL2BoogieTranslator took 463.18ms. Allocated memory is still 155.2MB. Free memory was 118.3MB in the beginning and 100.2MB in the end (delta: 18.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-09 05:38:31,618 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.69ms. Allocated memory is still 155.2MB. Free memory was 100.2MB in the beginning and 94.9MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 05:38:31,619 INFO L158 Benchmark]: Boogie Preprocessor took 59.47ms. Allocated memory is still 155.2MB. Free memory was 94.9MB in the beginning and 92.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 05:38:31,621 INFO L158 Benchmark]: RCFGBuilder took 1315.64ms. Allocated memory was 155.2MB in the beginning and 195.0MB in the end (delta: 39.8MB). Free memory was 92.4MB in the beginning and 121.0MB in the end (delta: -28.7MB). Peak memory consumption was 52.1MB. Max. memory is 16.1GB. [2024-11-09 05:38:31,622 INFO L158 Benchmark]: TraceAbstraction took 2669.51ms. Allocated memory is still 195.0MB. Free memory was 120.0MB in the beginning and 80.8MB in the end (delta: 39.2MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. [2024-11-09 05:38:31,623 INFO L158 Benchmark]: Witness Printer took 5.26ms. Allocated memory is still 195.0MB. Free memory was 80.8MB in the beginning and 79.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 05:38:31,626 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 155.2MB. Free memory is still 124.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 463.18ms. Allocated memory is still 155.2MB. Free memory was 118.3MB in the beginning and 100.2MB in the end (delta: 18.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.69ms. Allocated memory is still 155.2MB. Free memory was 100.2MB in the beginning and 94.9MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.47ms. Allocated memory is still 155.2MB. Free memory was 94.9MB in the beginning and 92.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1315.64ms. Allocated memory was 155.2MB in the beginning and 195.0MB in the end (delta: 39.8MB). Free memory was 92.4MB in the beginning and 121.0MB in the end (delta: -28.7MB). Peak memory consumption was 52.1MB. Max. memory is 16.1GB. * TraceAbstraction took 2669.51ms. Allocated memory is still 195.0MB. Free memory was 120.0MB in the beginning and 80.8MB in the end (delta: 39.2MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. * Witness Printer took 5.26ms. Allocated memory is still 195.0MB. Free memory was 80.8MB in the beginning and 79.7MB 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 192, overapproximation of shiftRight at line 63, overapproximation of someBinaryArithmeticDOUBLEoperation at line 128, overapproximation of someUnaryDOUBLEoperation at line 128, overapproximation of someBinaryDOUBLEComparisonOperation at line 64, overapproximation of someBinaryArithmeticFLOAToperation at line 90. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 0; [L23] signed long int var_1_5 = 32; [L24] unsigned char var_1_6 = 16; [L25] unsigned long int var_1_7 = 64; [L26] unsigned char var_1_8 = 128; [L27] double var_1_9 = 99999.2; [L28] double var_1_10 = 31.9; [L29] double var_1_11 = 8.5; [L30] unsigned char var_1_12 = 1; [L31] unsigned char var_1_13 = 0; [L32] unsigned char var_1_14 = 0; [L33] unsigned char var_1_15 = 0; [L34] double var_1_16 = 63.5; [L35] double var_1_17 = 1.75; [L36] double var_1_18 = 4.25; [L37] double var_1_19 = 127.7; [L38] unsigned char var_1_20 = 0; [L39] signed long int var_1_21 = -2; [L40] unsigned char var_1_22 = 0; [L41] unsigned char var_1_23 = 1; [L42] float var_1_24 = 999999999.6; [L43] float var_1_25 = 99999999999999.5; [L44] signed char var_1_26 = 32; [L45] signed char var_1_27 = 64; [L46] signed char var_1_28 = 32; [L47] signed char var_1_29 = 4; [L48] unsigned char var_1_30 = 0; [L49] unsigned char var_1_31 = 0; [L50] signed long int var_1_32 = 128; [L51] signed short int var_1_34 = -25; [L52] unsigned char var_1_36 = 64; [L53] unsigned long int last_1_var_1_1 = 0; [L54] unsigned char last_1_var_1_6 = 16; [L55] double last_1_var_1_16 = 63.5; [L56] unsigned char last_1_var_1_20 = 0; [L57] signed long int last_1_var_1_32 = 128; [L58] signed short int last_1_var_1_34 = -25; [L59] unsigned char last_1_var_1_36 = 64; [L196] isInitial = 1 [L197] FCALL initially() [L198] COND TRUE 1 [L199] CALL updateLastVariables() [L183] last_1_var_1_1 = var_1_1 [L184] last_1_var_1_6 = var_1_6 [L185] last_1_var_1_16 = var_1_16 [L186] last_1_var_1_20 = var_1_20 [L187] last_1_var_1_32 = var_1_32 [L188] last_1_var_1_34 = var_1_34 [L189] last_1_var_1_36 = var_1_36 [L199] RET updateLastVariables() [L200] CALL updateVariables() [L135] var_1_5 = __VERIFIER_nondet_long() [L136] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=128, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=128, var_1_9=499996/5] [L137] CALL assume_abort_if_not(var_1_5 <= 33) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=128, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_5 <= 33) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=128, var_1_9=499996/5] [L138] var_1_7 = __VERIFIER_nondet_ulong() [L139] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_8=128, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_8=128, var_1_9=499996/5] [L140] CALL assume_abort_if_not(var_1_7 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_8=128, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_7 <= 4294967295) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_8=128, var_1_9=499996/5] [L141] CALL assume_abort_if_not(var_1_7 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=128, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_7 != 0) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=128, var_1_9=499996/5] [L142] var_1_8 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_8 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_8 >= 127) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L144] CALL assume_abort_if_not(var_1_8 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_8 <= 254) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L145] var_1_10 = __VERIFIER_nondet_double() [L146] CALL assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L147] var_1_11 = __VERIFIER_nondet_double() [L148] CALL assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L149] var_1_13 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L151] CALL assume_abort_if_not(var_1_13 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_13 <= 0) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L152] var_1_14 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L154] CALL assume_abort_if_not(var_1_14 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_14 <= 0) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L155] var_1_15 = __VERIFIER_nondet_uchar() [L156] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L157] CALL assume_abort_if_not(var_1_15 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_15 <= 0) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L158] var_1_17 = __VERIFIER_nondet_double() [L159] CALL assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L160] var_1_18 = __VERIFIER_nondet_double() [L161] CALL assume_abort_if_not((var_1_18 >= -461168.6018427382800e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not((var_1_18 >= -461168.6018427382800e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L162] var_1_19 = __VERIFIER_nondet_double() [L163] CALL assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L164] var_1_23 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_23 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_23 >= 1) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L166] CALL assume_abort_if_not(var_1_23 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_23 <= 1) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L167] var_1_25 = __VERIFIER_nondet_float() [L168] CALL assume_abort_if_not((var_1_25 >= -461168.6018427382800e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 4611686.018427382800e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not((var_1_25 >= -461168.6018427382800e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 4611686.018427382800e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L169] var_1_27 = __VERIFIER_nondet_char() [L170] CALL assume_abort_if_not(var_1_27 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_27 >= 63) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L171] CALL assume_abort_if_not(var_1_27 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_27 <= 126) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L172] var_1_28 = __VERIFIER_nondet_char() [L173] CALL assume_abort_if_not(var_1_28 >= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=31, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_28 >= 31) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=31, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L174] CALL assume_abort_if_not(var_1_28 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=31, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_28 <= 63) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=31, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L175] var_1_29 = __VERIFIER_nondet_char() [L176] CALL assume_abort_if_not(var_1_29 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=31, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_29 >= 0) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=31, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L177] CALL assume_abort_if_not(var_1_29 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=31, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_29 <= 31) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=31, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L178] var_1_31 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_31 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=31, var_1_29=0, var_1_30=0, var_1_31=1, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_31 >= 1) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=31, var_1_29=0, var_1_30=0, var_1_31=1, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L180] CALL assume_abort_if_not(var_1_31 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=31, var_1_29=0, var_1_30=0, var_1_31=1, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_31 <= 1) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=31, var_1_29=0, var_1_30=0, var_1_31=1, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=-129, var_1_9=499996/5] [L200] RET updateVariables() [L201] CALL step() [L63] EXPR var_1_29 >> var_1_5 [L63] COND FALSE !(! (((((last_1_var_1_6) > (last_1_var_1_36)) ? (last_1_var_1_6) : (last_1_var_1_36))) > (var_1_29 >> var_1_5))) [L68] var_1_34 = var_1_29 [L70] signed long int stepLocal_6 = (((last_1_var_1_34) < ((last_1_var_1_6 % var_1_8))) ? (last_1_var_1_34) : ((last_1_var_1_6 % var_1_8))); [L71] COND TRUE stepLocal_6 >= last_1_var_1_1 [L72] var_1_20 = (var_1_5 + ((((16) < (1)) ? (16) : (1)))) [L74] unsigned long int stepLocal_3 = (((var_1_5) > (last_1_var_1_1)) ? (var_1_5) : (last_1_var_1_1)); [L75] signed long int stepLocal_2 = var_1_5; [L76] COND TRUE stepLocal_2 >= ((((last_1_var_1_20) > (last_1_var_1_1)) ? (last_1_var_1_20) : (last_1_var_1_1))) [L77] COND FALSE !(stepLocal_3 > (last_1_var_1_36 / var_1_7)) [L80] var_1_6 = (var_1_8 - var_1_5) [L85] var_1_21 = ((256 + (var_1_8 + var_1_5)) - var_1_6) [L86] var_1_9 = ((((var_1_10) < (var_1_11)) ? (var_1_10) : (var_1_11))) [L87] var_1_12 = (var_1_13 || (var_1_14 || var_1_15)) [L88] var_1_22 = (! (var_1_15 || (! var_1_23))) [L89] COND FALSE !((var_1_17 / 31.375f) < 100.25) [L92] COND FALSE !(\read(var_1_14)) [L95] COND FALSE !(\read(var_1_15)) [L99] var_1_30 = (var_1_12 || (var_1_23 && (var_1_12 || var_1_31))) [L100] var_1_36 = var_1_5 [L101] unsigned char stepLocal_7 = var_1_20; [L102] COND TRUE stepLocal_7 < (var_1_20 + var_1_6) [L103] var_1_32 = (var_1_34 + var_1_5) [L107] unsigned char stepLocal_1 = var_1_36 >= var_1_21; [L108] EXPR (var_1_36 * var_1_21) >> var_1_5 [L108] signed long int stepLocal_0 = (var_1_36 * var_1_21) >> var_1_5; [L109] COND TRUE stepLocal_1 || var_1_22 [L110] COND FALSE !(stepLocal_0 >= 50u) [L113] var_1_1 = var_1_5 [L118] unsigned long int stepLocal_5 = var_1_7 * var_1_1; [L119] unsigned long int stepLocal_4 = 1u; [L120] COND FALSE !(var_1_20 < stepLocal_4) [L131] var_1_16 = ((((var_1_18) > (((((var_1_17) < (var_1_10)) ? (var_1_17) : (var_1_10))))) ? (var_1_18) : (((((var_1_17) < (var_1_10)) ? (var_1_17) : (var_1_10)))))) [L201] RET step() [L202] CALL, EXPR property() [L192] EXPR ((var_1_36 >= var_1_21) || var_1_22) ? ((((var_1_36 * var_1_21) >> var_1_5) >= 50u) ? (var_1_1 == ((unsigned long int) var_1_5)) : (var_1_1 == ((unsigned long int) var_1_5))) : (var_1_1 == ((unsigned long int) var_1_5)) [L192] EXPR (var_1_36 * var_1_21) >> var_1_5 [L192] EXPR ((var_1_36 >= var_1_21) || var_1_22) ? ((((var_1_36 * var_1_21) >> var_1_5) >= 50u) ? (var_1_1 == ((unsigned long int) var_1_5)) : (var_1_1 == ((unsigned long int) var_1_5))) : (var_1_1 == ((unsigned long int) var_1_5)) [L192] EXPR ((((((((((((((var_1_36 >= var_1_21) || var_1_22) ? ((((var_1_36 * var_1_21) >> var_1_5) >= 50u) ? (var_1_1 == ((unsigned long int) var_1_5)) : (var_1_1 == ((unsigned long int) var_1_5))) : (var_1_1 == ((unsigned long int) var_1_5))) && ((var_1_5 >= ((((last_1_var_1_20) > (last_1_var_1_1)) ? (last_1_var_1_20) : (last_1_var_1_1)))) ? ((((((var_1_5) > (last_1_var_1_1)) ? (var_1_5) : (last_1_var_1_1))) > (last_1_var_1_36 / var_1_7)) ? (var_1_6 == ((unsigned char) (var_1_5 + 32))) : (var_1_6 == ((unsigned char) (var_1_8 - var_1_5)))) : (var_1_6 == ((unsigned char) var_1_5)))) && (var_1_9 == ((double) ((((var_1_10) < (var_1_11)) ? (var_1_10) : (var_1_11)))))) && (var_1_12 == ((unsigned char) (var_1_13 || (var_1_14 || var_1_15))))) && ((var_1_20 < 1u) ? ((! (var_1_7 >= var_1_5)) ? ((var_1_20 < (var_1_7 * var_1_1)) ? (var_1_16 == ((double) 31.6)) : (var_1_16 == ((double) (var_1_17 - ((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10))))))) : (var_1_16 == ((double) ((((var_1_18 + var_1_19) < 0 ) ? -(var_1_18 + var_1_19) : (var_1_18 + var_1_19)))))) : (var_1_16 == ((double) ((((var_1_18) > (((((var_1_17) < (var_1_10)) ? (var_1_17) : (var_1_10))))) ? (var_1_18) : (((((var_1_17) < (var_1_10)) ? (var_1_17) : (var_1_10)))))))))) && ((((((last_1_var_1_34) < ((last_1_var_1_6 % var_1_8))) ? (last_1_var_1_34) : ((last_1_var_1_6 % var_1_8)))) >= last_1_var_1_1) ? (var_1_20 == ((unsigned char) (var_1_5 + ((((16) < (1)) ? (16) : (1)))))) : 1)) && (var_1_21 == ((signed long int) ((256 + (var_1_8 + var_1_5)) - var_1_6)))) && (var_1_22 == ((unsigned char) (! (var_1_15 || (! var_1_23)))))) && (((var_1_17 / 31.375f) < 100.25) ? (var_1_24 == ((float) (var_1_25 + 128.6f))) : 1)) && (var_1_14 ? (var_1_26 == ((signed char) (var_1_5 - (var_1_27 - (var_1_28 - var_1_29))))) : (var_1_15 ? (var_1_26 == ((signed char) (((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27))) - ((((var_1_5) > (var_1_29)) ? (var_1_5) : (var_1_29)))))) : 1))) && (var_1_30 == ((unsigned char) (var_1_12 || (var_1_23 && (var_1_12 || var_1_31)))))) && ((var_1_20 < (var_1_20 + var_1_6)) ? (var_1_32 == ((signed long int) (var_1_34 + var_1_5))) : (var_1_32 == ((signed long int) (((((var_1_6) < (var_1_8)) ? (var_1_6) : (var_1_8))) - 16))))) && ((! (((((last_1_var_1_6) > (last_1_var_1_36)) ? (last_1_var_1_6) : (last_1_var_1_36))) > (var_1_29 >> var_1_5))) ? ((last_1_var_1_16 <= var_1_19) ? (var_1_34 == ((signed short int) ((((((var_1_28 - var_1_5)) > (var_1_8)) ? ((var_1_28 - var_1_5)) : (var_1_8))) + last_1_var_1_32))) : 1) : (var_1_34 == ((signed short int) var_1_29))) [L192-L193] return (((((((((((((((var_1_36 >= var_1_21) || var_1_22) ? ((((var_1_36 * var_1_21) >> var_1_5) >= 50u) ? (var_1_1 == ((unsigned long int) var_1_5)) : (var_1_1 == ((unsigned long int) var_1_5))) : (var_1_1 == ((unsigned long int) var_1_5))) && ((var_1_5 >= ((((last_1_var_1_20) > (last_1_var_1_1)) ? (last_1_var_1_20) : (last_1_var_1_1)))) ? ((((((var_1_5) > (last_1_var_1_1)) ? (var_1_5) : (last_1_var_1_1))) > (last_1_var_1_36 / var_1_7)) ? (var_1_6 == ((unsigned char) (var_1_5 + 32))) : (var_1_6 == ((unsigned char) (var_1_8 - var_1_5)))) : (var_1_6 == ((unsigned char) var_1_5)))) && (var_1_9 == ((double) ((((var_1_10) < (var_1_11)) ? (var_1_10) : (var_1_11)))))) && (var_1_12 == ((unsigned char) (var_1_13 || (var_1_14 || var_1_15))))) && ((var_1_20 < 1u) ? ((! (var_1_7 >= var_1_5)) ? ((var_1_20 < (var_1_7 * var_1_1)) ? (var_1_16 == ((double) 31.6)) : (var_1_16 == ((double) (var_1_17 - ((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10))))))) : (var_1_16 == ((double) ((((var_1_18 + var_1_19) < 0 ) ? -(var_1_18 + var_1_19) : (var_1_18 + var_1_19)))))) : (var_1_16 == ((double) ((((var_1_18) > (((((var_1_17) < (var_1_10)) ? (var_1_17) : (var_1_10))))) ? (var_1_18) : (((((var_1_17) < (var_1_10)) ? (var_1_17) : (var_1_10)))))))))) && ((((((last_1_var_1_34) < ((last_1_var_1_6 % var_1_8))) ? (last_1_var_1_34) : ((last_1_var_1_6 % var_1_8)))) >= last_1_var_1_1) ? (var_1_20 == ((unsigned char) (var_1_5 + ((((16) < (1)) ? (16) : (1)))))) : 1)) && (var_1_21 == ((signed long int) ((256 + (var_1_8 + var_1_5)) - var_1_6)))) && (var_1_22 == ((unsigned char) (! (var_1_15 || (! var_1_23)))))) && (((var_1_17 / 31.375f) < 100.25) ? (var_1_24 == ((float) (var_1_25 + 128.6f))) : 1)) && (var_1_14 ? (var_1_26 == ((signed char) (var_1_5 - (var_1_27 - (var_1_28 - var_1_29))))) : (var_1_15 ? (var_1_26 == ((signed char) (((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27))) - ((((var_1_5) > (var_1_29)) ? (var_1_5) : (var_1_29)))))) : 1))) && (var_1_30 == ((unsigned char) (var_1_12 || (var_1_23 && (var_1_12 || var_1_31)))))) && ((var_1_20 < (var_1_20 + var_1_6)) ? (var_1_32 == ((signed long int) (var_1_34 + var_1_5))) : (var_1_32 == ((signed long int) (((((var_1_6) < (var_1_8)) ? (var_1_6) : (var_1_8))) - 16))))) && ((! (((((last_1_var_1_6) > (last_1_var_1_36)) ? (last_1_var_1_6) : (last_1_var_1_36))) > (var_1_29 >> var_1_5))) ? ((last_1_var_1_16 <= var_1_19) ? (var_1_34 == ((signed short int) ((((((var_1_28 - var_1_5)) > (var_1_8)) ? ((var_1_28 - var_1_5)) : (var_1_8))) + last_1_var_1_32))) : 1) : (var_1_34 == ((signed short int) var_1_29)))) && (var_1_36 == ((unsigned char) var_1_5)) ; [L202] RET, EXPR property() [L202] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=2, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=3, var_1_17=0, var_1_18=3, var_1_1=0, var_1_20=1, var_1_21=256, var_1_22=1, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=31, var_1_29=0, var_1_30=1, var_1_31=1, var_1_32=0, var_1_34=0, var_1_36=0, var_1_5=0, var_1_6=127, var_1_7=65, var_1_8=-129, var_1_9=2] [L19] reach_error() VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=2, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=3, var_1_17=0, var_1_18=3, var_1_1=0, var_1_20=1, var_1_21=256, var_1_22=1, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=31, var_1_29=0, var_1_30=1, var_1_31=1, var_1_32=0, var_1_34=0, var_1_36=0, var_1_5=0, var_1_6=127, var_1_7=65, var_1_8=-129, var_1_9=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 55 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.4s, OverallIterations: 1, TraceHistogramMax: 29, 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=55occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 216 NumberOfCodeBlocks, 216 NumberOfCodeBlocksAsserted, 2 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 05:38:31,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/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_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-45.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/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_707bb30e-40cb-4ff2-9b57-fd294b72995c/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 c1eefa48d2d2d0e0297fcc2acb2c6cc9c9e34b949fc6fbd7ce865e72d2e07400 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:38:34,469 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:38:34,591 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-09 05:38:34,599 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:38:34,601 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:38:34,647 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:38:34,648 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:38:34,649 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:38:34,650 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:38:34,651 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:38:34,651 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:38:34,652 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:38:34,652 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:38:34,653 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:38:34,656 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:38:34,657 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:38:34,657 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:38:34,658 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:38:34,658 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 05:38:34,658 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 05:38:34,659 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:38:34,663 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:38:34,663 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:38:34,664 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:38:34,664 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 05:38:34,664 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 05:38:34,665 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:38:34,665 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 05:38:34,665 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 05:38:34,666 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:38:34,666 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:38:34,667 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:38:34,669 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 05:38:34,670 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:38:34,670 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:38:34,671 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:38:34,671 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:38:34,671 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:38:34,672 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:38:34,672 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 05:38:34,673 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 05:38:34,673 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:38:34,674 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:38:34,674 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_707bb30e-40cb-4ff2-9b57-fd294b72995c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c1eefa48d2d2d0e0297fcc2acb2c6cc9c9e34b949fc6fbd7ce865e72d2e07400 [2024-11-09 05:38:35,170 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:38:35,206 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:38:35,209 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:38:35,211 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:38:35,212 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:38:35,213 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-45.i Unable to find full path for "g++" [2024-11-09 05:38:37,915 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:38:38,190 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:38:38,191 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-45.i [2024-11-09 05:38:38,203 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/data/39dd6a341/2de1a597cafb43c481e4567f307ddd48/FLAG0023b9859 [2024-11-09 05:38:38,221 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/data/39dd6a341/2de1a597cafb43c481e4567f307ddd48 [2024-11-09 05:38:38,225 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:38:38,226 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:38:38,228 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:38:38,228 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:38:38,235 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:38:38,236 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:38:38" (1/1) ... [2024-11-09 05:38:38,238 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@439d30b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:38, skipping insertion in model container [2024-11-09 05:38:38,238 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:38:38" (1/1) ... [2024-11-09 05:38:38,280 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:38:38,550 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_707bb30e-40cb-4ff2-9b57-fd294b72995c/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-45.i[916,929] [2024-11-09 05:38:38,684 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:38:38,723 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:38:38,738 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_707bb30e-40cb-4ff2-9b57-fd294b72995c/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-45.i[916,929] [2024-11-09 05:38:38,799 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:38:38,826 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:38:38,826 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:38 WrapperNode [2024-11-09 05:38:38,827 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:38:38,828 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:38:38,828 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:38:38,829 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:38:38,838 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:38" (1/1) ... [2024-11-09 05:38:38,855 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:38" (1/1) ... [2024-11-09 05:38:38,910 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 204 [2024-11-09 05:38:38,911 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:38:38,912 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:38:38,912 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:38:38,913 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:38:38,925 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:38" (1/1) ... [2024-11-09 05:38:38,926 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:38" (1/1) ... [2024-11-09 05:38:38,932 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:38" (1/1) ... [2024-11-09 05:38:38,932 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:38" (1/1) ... [2024-11-09 05:38:38,957 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:38" (1/1) ... [2024-11-09 05:38:38,963 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:38" (1/1) ... [2024-11-09 05:38:38,967 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:38" (1/1) ... [2024-11-09 05:38:38,970 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:38" (1/1) ... [2024-11-09 05:38:38,975 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:38:38,977 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:38:38,977 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:38:38,977 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:38:38,978 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:38" (1/1) ... [2024-11-09 05:38:38,986 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:38:39,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:38:39,034 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:38:39,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:38:39,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:38:39,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 05:38:39,080 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 05:38:39,080 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 05:38:39,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:38:39,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:38:39,230 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:38:39,233 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:38:45,645 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-09 05:38:45,645 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:38:45,661 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:38:45,662 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 05:38:45,662 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:38:45 BoogieIcfgContainer [2024-11-09 05:38:45,663 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:38:45,665 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:38:45,666 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:38:45,669 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:38:45,670 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:38:38" (1/3) ... [2024-11-09 05:38:45,671 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46cf1b77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:38:45, skipping insertion in model container [2024-11-09 05:38:45,672 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:38:38" (2/3) ... [2024-11-09 05:38:45,673 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46cf1b77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:38:45, skipping insertion in model container [2024-11-09 05:38:45,673 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:38:45" (3/3) ... [2024-11-09 05:38:45,675 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-45.i [2024-11-09 05:38:45,695 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:38:45,695 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 05:38:45,772 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:38:45,778 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;@34eaa7ba, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:38:45,779 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 05:38:45,783 INFO L276 IsEmpty]: Start isEmpty. Operand has 85 states, 53 states have (on average 1.3584905660377358) internal successors, (72), 54 states have internal predecessors, (72), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-09 05:38:45,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-11-09 05:38:45,800 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:38:45,801 INFO L215 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:38:45,802 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:38:45,808 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:38:45,809 INFO L85 PathProgramCache]: Analyzing trace with hash 962169215, now seen corresponding path program 1 times [2024-11-09 05:38:45,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:38:45,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [89929416] [2024-11-09 05:38:45,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:38:45,825 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 05:38:45,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:38:45,827 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/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 05:38:45,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/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 05:38:46,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:38:46,734 INFO L255 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 05:38:46,762 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:38:51,536 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2024-11-09 05:38:51,537 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:38:51,538 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:38:51,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [89929416] [2024-11-09 05:38:51,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [89929416] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:38:51,539 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:38:51,540 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 05:38:51,543 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1042341838] [2024-11-09 05:38:51,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:38:51,551 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 05:38:51,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:38:51,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 05:38:51,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 05:38:51,591 INFO L87 Difference]: Start difference. First operand has 85 states, 53 states have (on average 1.3584905660377358) internal successors, (72), 54 states have internal predecessors, (72), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-09 05:38:54,486 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:38:56,493 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:38:59,061 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:39:01,064 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 05:39:01,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:39:01,066 INFO L93 Difference]: Finished difference Result 242 states and 439 transitions. [2024-11-09 05:39:01,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 05:39:01,112 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 185 [2024-11-09 05:39:01,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:39:01,124 INFO L225 Difference]: With dead ends: 242 [2024-11-09 05:39:01,124 INFO L226 Difference]: Without dead ends: 160 [2024-11-09 05:39:01,128 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 05:39:01,134 INFO L432 NwaCegarLoop]: 119 mSDtfsCounter, 63 mSDsluCounter, 217 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 60 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 336 SdHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.3s IncrementalHoareTripleChecker+Time [2024-11-09 05:39:01,138 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 336 Invalid, 89 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 25 Invalid, 4 Unknown, 0 Unchecked, 9.3s Time] [2024-11-09 05:39:01,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2024-11-09 05:39:01,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 139. [2024-11-09 05:39:01,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139 states, 78 states have (on average 1.2179487179487178) internal successors, (95), 78 states have internal predecessors, (95), 58 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2024-11-09 05:39:01,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 211 transitions. [2024-11-09 05:39:01,302 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 211 transitions. Word has length 185 [2024-11-09 05:39:01,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:39:01,303 INFO L471 AbstractCegarLoop]: Abstraction has 139 states and 211 transitions. [2024-11-09 05:39:01,304 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-09 05:39:01,304 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 211 transitions. [2024-11-09 05:39:01,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-09 05:39:01,309 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:39:01,309 INFO L215 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:39:01,328 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/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 05:39:01,510 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/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 05:39:01,512 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:39:01,513 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:39:01,513 INFO L85 PathProgramCache]: Analyzing trace with hash -1800954928, now seen corresponding path program 1 times [2024-11-09 05:39:01,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:39:01,516 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1596108856] [2024-11-09 05:39:01,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:39:01,518 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 05:39:01,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:39:01,523 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/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 05:39:01,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/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 05:39:02,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:39:02,282 INFO L255 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 05:39:02,316 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:39:03,741 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 820 proven. 48 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2024-11-09 05:39:03,741 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:39:05,316 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 36 proven. 48 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2024-11-09 05:39:05,317 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:39:05,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1596108856] [2024-11-09 05:39:05,318 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1596108856] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:39:05,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [525118759] [2024-11-09 05:39:05,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:39:05,319 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:39:05,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:39:05,323 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:39:05,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 05:39:08,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:39:08,279 INFO L255 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 05:39:08,286 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:39:09,527 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 820 proven. 48 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2024-11-09 05:39:09,527 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:39:10,941 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 36 proven. 48 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2024-11-09 05:39:10,942 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [525118759] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:39:10,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1250910587] [2024-11-09 05:39:10,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:39:10,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:39:10,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:39:10,946 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:39:10,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-09 05:39:11,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:39:11,491 INFO L255 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 05:39:11,495 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:39:12,716 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 820 proven. 48 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2024-11-09 05:39:12,716 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:39:14,035 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 36 proven. 48 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2024-11-09 05:39:14,035 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1250910587] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:39:14,035 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-09 05:39:14,036 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 7 [2024-11-09 05:39:14,037 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462058280] [2024-11-09 05:39:14,037 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-09 05:39:14,040 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 05:39:14,041 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:39:14,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 05:39:14,042 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-09 05:39:14,043 INFO L87 Difference]: Start difference. First operand 139 states and 211 transitions. Second operand has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2024-11-09 05:39:17,758 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:39:19,761 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:39:21,769 WARN L539 Checker$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 05:39:21,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:39:21,778 INFO L93 Difference]: Finished difference Result 233 states and 345 transitions. [2024-11-09 05:39:21,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 05:39:21,825 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 186 [2024-11-09 05:39:21,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:39:21,832 INFO L225 Difference]: With dead ends: 233 [2024-11-09 05:39:21,832 INFO L226 Difference]: Without dead ends: 155 [2024-11-09 05:39:21,833 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1114 GetRequests, 1102 SyntacticMatches, 3 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:39:21,835 INFO L432 NwaCegarLoop]: 89 mSDtfsCounter, 53 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 165 mSolverCounterSat, 6 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 207 SdHoareTripleChecker+Invalid, 174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 165 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.5s IncrementalHoareTripleChecker+Time [2024-11-09 05:39:21,836 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 207 Invalid, 174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 165 Invalid, 3 Unknown, 0 Unchecked, 7.5s Time] [2024-11-09 05:39:21,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2024-11-09 05:39:21,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 147. [2024-11-09 05:39:21,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147 states, 84 states have (on average 1.1904761904761905) internal successors, (100), 84 states have internal predecessors, (100), 58 states have call successors, (58), 4 states have call predecessors, (58), 4 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2024-11-09 05:39:21,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 216 transitions. [2024-11-09 05:39:21,871 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 216 transitions. Word has length 186 [2024-11-09 05:39:21,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:39:21,872 INFO L471 AbstractCegarLoop]: Abstraction has 147 states and 216 transitions. [2024-11-09 05:39:21,873 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2024-11-09 05:39:21,873 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 216 transitions. [2024-11-09 05:39:21,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-11-09 05:39:21,892 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:39:21,892 INFO L215 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:39:21,916 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-09 05:39:22,134 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-09 05:39:22,310 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/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)] Ended with exit code 0 [2024-11-09 05:39:22,493 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/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 05:39:22,494 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:39:22,494 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:39:22,495 INFO L85 PathProgramCache]: Analyzing trace with hash -1869257408, now seen corresponding path program 1 times [2024-11-09 05:39:22,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:39:22,496 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [197199285] [2024-11-09 05:39:22,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:39:22,496 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 05:39:22,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:39:22,498 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/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 05:39:22,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/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 05:39:23,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:39:23,318 INFO L255 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 05:39:23,321 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:39:24,342 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 840 proven. 42 refuted. 0 times theorem prover too weak. 742 trivial. 0 not checked. [2024-11-09 05:39:24,342 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:39:25,586 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 42 proven. 42 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2024-11-09 05:39:25,586 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:39:25,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [197199285] [2024-11-09 05:39:25,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [197199285] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:39:25,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2046528429] [2024-11-09 05:39:25,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:39:25,587 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:39:25,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:39:25,589 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:39:25,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-09 05:39:28,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:39:28,532 INFO L255 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 05:39:28,537 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:39:29,423 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 840 proven. 42 refuted. 0 times theorem prover too weak. 742 trivial. 0 not checked. [2024-11-09 05:39:29,423 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:39:30,512 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 42 proven. 42 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2024-11-09 05:39:30,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2046528429] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:39:30,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [654132233] [2024-11-09 05:39:30,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:39:30,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:39:30,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:39:30,515 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:39:30,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-09 05:39:30,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:39:31,020 INFO L255 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 05:39:31,024 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:39:31,929 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 840 proven. 42 refuted. 0 times theorem prover too weak. 742 trivial. 0 not checked. [2024-11-09 05:39:31,929 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:39:33,201 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 42 proven. 42 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2024-11-09 05:39:33,202 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [654132233] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:39:33,202 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-09 05:39:33,203 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 7 [2024-11-09 05:39:33,203 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [829410165] [2024-11-09 05:39:33,203 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-09 05:39:33,208 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 05:39:33,209 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:39:33,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 05:39:33,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-09 05:39:33,212 INFO L87 Difference]: Start difference. First operand 147 states and 216 transitions. Second operand has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 7 states have internal predecessors, (54), 2 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2024-11-09 05:39:36,919 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:39:38,924 WARN L539 Checker$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 05:39:40,929 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 05:39:40,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:39:40,937 INFO L93 Difference]: Finished difference Result 249 states and 356 transitions. [2024-11-09 05:39:40,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 05:39:40,993 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 7 states have internal predecessors, (54), 2 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 187 [2024-11-09 05:39:40,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:39:40,997 INFO L225 Difference]: With dead ends: 249 [2024-11-09 05:39:40,997 INFO L226 Difference]: Without dead ends: 167 [2024-11-09 05:39:40,999 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1120 GetRequests, 1108 SyntacticMatches, 3 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:39:41,000 INFO L432 NwaCegarLoop]: 88 mSDtfsCounter, 93 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 157 mSolverCounterSat, 29 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 203 SdHoareTripleChecker+Invalid, 189 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 157 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.5s IncrementalHoareTripleChecker+Time [2024-11-09 05:39:41,001 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [106 Valid, 203 Invalid, 189 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 157 Invalid, 3 Unknown, 0 Unchecked, 7.5s Time] [2024-11-09 05:39:41,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2024-11-09 05:39:41,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 155. [2024-11-09 05:39:41,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 90 states have (on average 1.1666666666666667) internal successors, (105), 90 states have internal predecessors, (105), 58 states have call successors, (58), 6 states have call predecessors, (58), 6 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2024-11-09 05:39:41,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 221 transitions. [2024-11-09 05:39:41,058 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 221 transitions. Word has length 187 [2024-11-09 05:39:41,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:39:41,059 INFO L471 AbstractCegarLoop]: Abstraction has 155 states and 221 transitions. [2024-11-09 05:39:41,063 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 7 states have internal predecessors, (54), 2 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2024-11-09 05:39:41,063 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 221 transitions. [2024-11-09 05:39:41,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-11-09 05:39:41,070 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:39:41,070 INFO L215 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:39:41,122 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-11-09 05:39:41,291 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/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)] Ended with exit code 0 [2024-11-09 05:39:41,488 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-09 05:39:41,671 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/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=3,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt [2024-11-09 05:39:41,672 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:39:41,672 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:39:41,673 INFO L85 PathProgramCache]: Analyzing trace with hash -1168192830, now seen corresponding path program 1 times [2024-11-09 05:39:41,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:39:41,674 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1597753024] [2024-11-09 05:39:41,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:39:41,674 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 05:39:41,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:39:41,675 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/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 05:39:41,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/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 05:39:42,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:39:42,393 INFO L255 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 05:39:42,397 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:39:44,838 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 982 proven. 69 refuted. 0 times theorem prover too weak. 573 trivial. 0 not checked. [2024-11-09 05:39:44,838 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:39:47,486 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 93 proven. 72 refuted. 0 times theorem prover too weak. 1459 trivial. 0 not checked. [2024-11-09 05:39:47,486 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:39:47,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1597753024] [2024-11-09 05:39:47,487 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1597753024] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:39:47,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [793477156] [2024-11-09 05:39:47,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:39:47,487 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:39:47,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:39:47,489 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:39:47,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-09 05:39:50,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:39:50,628 INFO L255 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 05:39:50,632 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:39:51,721 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 784 proven. 30 refuted. 0 times theorem prover too weak. 810 trivial. 0 not checked. [2024-11-09 05:39:51,722 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:39:53,157 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 54 proven. 30 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2024-11-09 05:39:53,158 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [793477156] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:39:53,158 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [650029752] [2024-11-09 05:39:53,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:39:53,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:39:53,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:39:53,161 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:39:53,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-09 05:39:55,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:39:55,845 INFO L255 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-09 05:39:55,848 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:39:58,182 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 796 proven. 54 refuted. 0 times theorem prover too weak. 774 trivial. 0 not checked. [2024-11-09 05:39:58,182 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:39:59,704 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 54 proven. 30 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2024-11-09 05:39:59,704 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [650029752] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:39:59,704 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-09 05:39:59,705 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 7, 7, 11, 8] total 24 [2024-11-09 05:39:59,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [776516327] [2024-11-09 05:39:59,705 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-09 05:39:59,706 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-11-09 05:39:59,706 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:39:59,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-11-09 05:39:59,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=434, Unknown=0, NotChecked=0, Total=552 [2024-11-09 05:39:59,708 INFO L87 Difference]: Start difference. First operand 155 states and 221 transitions. Second operand has 24 states, 24 states have (on average 5.166666666666667) internal successors, (124), 24 states have internal predecessors, (124), 5 states have call successors, (76), 5 states have call predecessors, (76), 11 states have return successors, (80), 5 states have call predecessors, (80), 5 states have call successors, (80) [2024-11-09 05:40:06,574 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:40:08,576 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:40:10,579 WARN L539 Checker$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 05:40:12,588 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:40:13,600 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:40:17,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:40:17,312 INFO L93 Difference]: Finished difference Result 271 states and 372 transitions. [2024-11-09 05:40:17,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-09 05:40:17,314 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 24 states have (on average 5.166666666666667) internal successors, (124), 24 states have internal predecessors, (124), 5 states have call successors, (76), 5 states have call predecessors, (76), 11 states have return successors, (80), 5 states have call predecessors, (80), 5 states have call successors, (80) Word has length 187 [2024-11-09 05:40:17,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:40:17,318 INFO L225 Difference]: With dead ends: 271 [2024-11-09 05:40:17,318 INFO L226 Difference]: Without dead ends: 185 [2024-11-09 05:40:17,320 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1143 GetRequests, 1094 SyntacticMatches, 3 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 562 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=586, Invalid=1670, Unknown=0, NotChecked=0, Total=2256 [2024-11-09 05:40:17,321 INFO L432 NwaCegarLoop]: 145 mSDtfsCounter, 343 mSDsluCounter, 706 mSDsCounter, 0 mSdLazyCounter, 986 mSolverCounterSat, 291 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 345 SdHoareTripleChecker+Valid, 851 SdHoareTripleChecker+Invalid, 1281 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 291 IncrementalHoareTripleChecker+Valid, 986 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.5s IncrementalHoareTripleChecker+Time [2024-11-09 05:40:17,322 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [345 Valid, 851 Invalid, 1281 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [291 Valid, 986 Invalid, 4 Unknown, 0 Unchecked, 15.5s Time] [2024-11-09 05:40:17,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2024-11-09 05:40:17,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 171. [2024-11-09 05:40:17,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 171 states, 102 states have (on average 1.1372549019607843) internal successors, (116), 102 states have internal predecessors, (116), 58 states have call successors, (58), 10 states have call predecessors, (58), 10 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2024-11-09 05:40:17,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 232 transitions. [2024-11-09 05:40:17,375 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 232 transitions. Word has length 187 [2024-11-09 05:40:17,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:40:17,379 INFO L471 AbstractCegarLoop]: Abstraction has 171 states and 232 transitions. [2024-11-09 05:40:17,380 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 5.166666666666667) internal successors, (124), 24 states have internal predecessors, (124), 5 states have call successors, (76), 5 states have call predecessors, (76), 11 states have return successors, (80), 5 states have call predecessors, (80), 5 states have call successors, (80) [2024-11-09 05:40:17,380 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 232 transitions. [2024-11-09 05:40:17,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-09 05:40:17,387 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:40:17,387 INFO L215 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:40:17,413 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-09 05:40:17,606 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/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)] Forceful destruction successful, exit code 0 [2024-11-09 05:40:17,837 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-11-09 05:40:17,988 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/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=3,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:40:17,989 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:40:17,990 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:40:17,990 INFO L85 PathProgramCache]: Analyzing trace with hash -1023016307, now seen corresponding path program 1 times [2024-11-09 05:40:17,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:40:17,990 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1235152220] [2024-11-09 05:40:17,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:40:17,991 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 05:40:17,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:40:17,994 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/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 05:40:17,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707bb30e-40cb-4ff2-9b57-fd294b72995c/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 (12)] Waiting until timeout for monitored process [2024-11-09 05:40:19,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:40:19,102 INFO L255 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 73 conjuncts are in the unsatisfiable core [2024-11-09 05:40:19,117 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:43:24,235 WARN L286 SmtUtils]: Spent 6.22s on a formula simplification that was a NOOP. DAG size: 142 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 05:44:09,577 WARN L286 SmtUtils]: Spent 7.84s on a formula simplification that was a NOOP. DAG size: 158 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 05:44:35,072 WARN L286 SmtUtils]: Spent 8.47s on a formula simplification that was a NOOP. DAG size: 162 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 05:45:03,438 WARN L286 SmtUtils]: Spent 8.36s on a formula simplification that was a NOOP. DAG size: 167 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 05:45:47,628 WARN L286 SmtUtils]: Spent 8.99s on a formula simplification that was a NOOP. DAG size: 169 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 05:46:36,574 WARN L286 SmtUtils]: Spent 10.47s on a formula simplification that was a NOOP. DAG size: 188 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)