./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-20.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-20.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ --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 e22f36fcb48e37029a5451272d2b65f2136f0249698c819249f45360edf16ac5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:20:16,868 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:20:16,943 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:20:16,948 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:20:16,949 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:20:16,975 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:20:16,976 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:20:16,977 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:20:16,978 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:20:16,978 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:20:16,979 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:20:16,980 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:20:16,980 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:20:16,981 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:20:16,981 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:20:16,982 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:20:16,982 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:20:16,983 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:20:16,983 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:20:16,984 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:20:16,985 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:20:16,985 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:20:16,986 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:20:16,987 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:20:16,987 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:20:16,987 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:20:16,988 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:20:16,988 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:20:16,989 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:20:16,989 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:20:16,990 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:20:16,990 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:20:16,990 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:20:16,991 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:20:16,991 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:20:16,991 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:20:16,992 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:20:16,992 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:20:16,992 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:20:16,993 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:20:16,993 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:20:16,993 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:20:16,993 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:20:16,994 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:20:16,994 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:20:16,994 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_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e22f36fcb48e37029a5451272d2b65f2136f0249698c819249f45360edf16ac5 [2023-11-19 05:20:17,290 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:20:17,316 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:20:17,319 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:20:17,320 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:20:17,320 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:20:17,322 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-20.i [2023-11-19 05:20:20,435 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:20:20,774 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:20:20,775 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-20.i [2023-11-19 05:20:20,792 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/data/1189da751/1e1dd61a266c4d05afbbab452fac5931/FLAG6d684380f [2023-11-19 05:20:20,809 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/data/1189da751/1e1dd61a266c4d05afbbab452fac5931 [2023-11-19 05:20:20,818 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:20:20,821 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:20:20,825 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:20:20,825 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:20:20,831 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:20:20,834 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:20:20" (1/1) ... [2023-11-19 05:20:20,835 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@548d7a73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:20, skipping insertion in model container [2023-11-19 05:20:20,836 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:20:20" (1/1) ... [2023-11-19 05:20:20,874 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:20:21,051 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-20.i[916,929] [2023-11-19 05:20:21,219 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:20:21,236 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:20:21,254 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-20.i[916,929] [2023-11-19 05:20:21,328 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:20:21,349 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:20:21,350 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:21 WrapperNode [2023-11-19 05:20:21,350 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:20:21,351 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:20:21,351 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:20:21,352 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:20:21,359 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:21" (1/1) ... [2023-11-19 05:20:21,374 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:21" (1/1) ... [2023-11-19 05:20:21,418 INFO L138 Inliner]: procedures = 26, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 247 [2023-11-19 05:20:21,418 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:20:21,419 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:20:21,419 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:20:21,419 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:20:21,428 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:21" (1/1) ... [2023-11-19 05:20:21,429 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:21" (1/1) ... [2023-11-19 05:20:21,433 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:21" (1/1) ... [2023-11-19 05:20:21,434 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:21" (1/1) ... [2023-11-19 05:20:21,452 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:21" (1/1) ... [2023-11-19 05:20:21,457 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:21" (1/1) ... [2023-11-19 05:20:21,461 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:21" (1/1) ... [2023-11-19 05:20:21,465 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:21" (1/1) ... [2023-11-19 05:20:21,472 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:20:21,473 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:20:21,474 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:20:21,474 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:20:21,475 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:21" (1/1) ... [2023-11-19 05:20:21,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:20:21,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:20:21,523 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:20:21,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:20:21,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:20:21,571 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:20:21,572 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:20:21,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:20:21,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:20:21,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:20:21,697 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:20:21,699 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:20:22,371 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:20:22,944 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:20:22,956 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:20:22,964 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:20:22 BoogieIcfgContainer [2023-11-19 05:20:22,964 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:20:22,967 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:20:22,967 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:20:22,970 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:20:22,970 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:20:20" (1/3) ... [2023-11-19 05:20:22,972 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31124eec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:20:22, skipping insertion in model container [2023-11-19 05:20:22,972 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:21" (2/3) ... [2023-11-19 05:20:22,974 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31124eec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:20:22, skipping insertion in model container [2023-11-19 05:20:22,975 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:20:22" (3/3) ... [2023-11-19 05:20:22,976 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-20.i [2023-11-19 05:20:22,996 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:20:22,996 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:20:23,095 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:20:23,103 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1381d1b9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:20:23,104 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:20:23,109 INFO L276 IsEmpty]: Start isEmpty. Operand has 57 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-19 05:20:23,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-11-19 05:20:23,126 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:20:23,127 INFO L195 NwaCegarLoop]: trace histogram [31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:20:23,128 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:20:23,134 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:20:23,135 INFO L85 PathProgramCache]: Analyzing trace with hash 503077042, now seen corresponding path program 1 times [2023-11-19 05:20:23,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:20:23,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [262006368] [2023-11-19 05:20:23,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:20:23,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:20:23,399 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:20:23,399 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [479673043] [2023-11-19 05:20:23,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:20:23,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:20:23,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:20:23,402 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:20:23,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 05:20:23,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:20:23,827 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:20:24,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:20:24,251 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 05:20:24,254 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:20:24,255 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:20:24,273 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 05:20:24,466 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:20:24,472 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:20:24,475 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:20:24,672 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:20:24 BoogieIcfgContainer [2023-11-19 05:20:24,675 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:20:24,676 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:20:24,676 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:20:24,677 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:20:24,677 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:20:22" (3/4) ... [2023-11-19 05:20:24,680 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 05:20:24,682 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:20:24,684 INFO L158 Benchmark]: Toolchain (without parser) took 3862.49ms. Allocated memory was 148.9MB in the beginning and 201.3MB in the end (delta: 52.4MB). Free memory was 114.7MB in the beginning and 104.1MB in the end (delta: 10.6MB). Peak memory consumption was 62.5MB. Max. memory is 16.1GB. [2023-11-19 05:20:24,684 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 113.2MB. Free memory is still 67.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:20:24,685 INFO L158 Benchmark]: CACSL2BoogieTranslator took 525.42ms. Allocated memory is still 148.9MB. Free memory was 114.7MB in the beginning and 97.7MB in the end (delta: 17.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 05:20:24,687 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.16ms. Allocated memory is still 148.9MB. Free memory was 97.7MB in the beginning and 91.8MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 05:20:24,691 INFO L158 Benchmark]: Boogie Preprocessor took 53.63ms. Allocated memory is still 148.9MB. Free memory was 91.8MB in the beginning and 89.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:20:24,694 INFO L158 Benchmark]: RCFGBuilder took 1490.70ms. Allocated memory was 148.9MB in the beginning and 201.3MB in the end (delta: 52.4MB). Free memory was 89.3MB in the beginning and 166.0MB in the end (delta: -76.7MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2023-11-19 05:20:24,695 INFO L158 Benchmark]: TraceAbstraction took 1708.47ms. Allocated memory is still 201.3MB. Free memory was 166.0MB in the beginning and 104.1MB in the end (delta: 61.9MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2023-11-19 05:20:24,696 INFO L158 Benchmark]: Witness Printer took 6.67ms. Allocated memory is still 201.3MB. Free memory is still 104.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:20:24,699 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 113.2MB. Free memory is still 67.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 525.42ms. Allocated memory is still 148.9MB. Free memory was 114.7MB in the beginning and 97.7MB in the end (delta: 17.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.16ms. Allocated memory is still 148.9MB. Free memory was 97.7MB in the beginning and 91.8MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.63ms. Allocated memory is still 148.9MB. Free memory was 91.8MB in the beginning and 89.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1490.70ms. Allocated memory was 148.9MB in the beginning and 201.3MB in the end (delta: 52.4MB). Free memory was 89.3MB in the beginning and 166.0MB in the end (delta: -76.7MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1708.47ms. Allocated memory is still 201.3MB. Free memory was 166.0MB in the beginning and 104.1MB in the end (delta: 61.9MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Witness Printer took 6.67ms. Allocated memory is still 201.3MB. Free memory is still 104.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 75, overapproximation of shiftRight at line 63, overapproximation of bitwiseOr at line 73, overapproximation of someBinaryDOUBLEComparisonOperation at line 199, overapproximation of someBinaryArithmeticFLOAToperation at line 75, overapproximation of someUnaryFLOAToperation at line 106. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 4; [L23] unsigned char var_1_2 = 0; [L24] unsigned char var_1_3 = 1; [L25] unsigned char var_1_5 = 100; [L26] unsigned char var_1_6 = 1; [L27] unsigned short int var_1_7 = 0; [L28] unsigned short int var_1_8 = 21062; [L29] signed long int var_1_9 = -4; [L30] unsigned long int var_1_10 = 256; [L31] unsigned long int var_1_11 = 2706779013; [L32] float var_1_13 = 25.1; [L33] float var_1_15 = 9.25; [L34] float var_1_16 = 0.8; [L35] float var_1_17 = 9.75; [L36] signed long int var_1_18 = 10; [L37] signed long int var_1_19 = 2050467977; [L38] unsigned short int var_1_20 = 1; [L39] unsigned short int var_1_21 = 63087; [L40] unsigned char var_1_22 = 1; [L41] double var_1_23 = 25.3; [L42] double var_1_24 = 999.1; [L43] unsigned char var_1_25 = 5; [L44] unsigned char var_1_26 = 200; [L45] unsigned char var_1_27 = 32; [L46] unsigned char var_1_28 = 4; [L47] unsigned char var_1_29 = 100; [L48] unsigned char var_1_30 = 2; [L49] unsigned char var_1_31 = 0; [L50] unsigned char var_1_32 = 5; [L51] float var_1_33 = 0.8; [L52] unsigned short int last_1_var_1_20 = 1; [L53] unsigned char last_1_var_1_22 = 1; [L203] isInitial = 1 [L204] FCALL initially() [L205] COND TRUE 1 [L206] CALL updateLastVariables() [L195] last_1_var_1_20 = var_1_20 [L196] last_1_var_1_22 = var_1_22 [L206] RET updateLastVariables() [L207] CALL updateVariables() [L145] var_1_2 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=100, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=100, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L147] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=100, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=100, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L148] var_1_3 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=100, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=100, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L150] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=100, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=100, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L151] var_1_5 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_5 >= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_5 >= 64) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L153] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L154] var_1_6 = __VERIFIER_nondet_uchar() [L155] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=21062, var_1_9=-4] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=21062, var_1_9=-4] [L156] CALL assume_abort_if_not(var_1_6 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=21062, var_1_9=-4] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_6 <= 64) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=21062, var_1_9=-4] [L157] var_1_8 = __VERIFIER_nondet_ushort() [L158] CALL assume_abort_if_not(var_1_8 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_8 >= 16383) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L159] CALL assume_abort_if_not(var_1_8 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_8 <= 32767) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L160] var_1_11 = __VERIFIER_nondet_ulong() [L161] CALL assume_abort_if_not(var_1_11 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=3758096319, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_11 >= 2147483647) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=3758096319, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L162] CALL assume_abort_if_not(var_1_11 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=3758096319, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_11 <= 4294967294) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=3758096319, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L163] var_1_15 = __VERIFIER_nondet_float() [L164] CALL assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=3758096319, var_1_13=251/10, var_1_15=2, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=3758096319, var_1_13=251/10, var_1_15=2, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L165] var_1_16 = __VERIFIER_nondet_float() [L166] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=3758096319, var_1_13=251/10, var_1_15=2, var_1_16=3, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=3758096319, var_1_13=251/10, var_1_15=2, var_1_16=3, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L167] var_1_17 = __VERIFIER_nondet_float() [L168] 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_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=3758096319, var_1_13=251/10, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L20] COND FALSE !(!cond) [L168] 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_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=3758096319, var_1_13=251/10, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L169] var_1_19 = __VERIFIER_nondet_long() [L170] CALL assume_abort_if_not(var_1_19 >= 1610612734) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=3758096319, var_1_13=251/10, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_19 >= 1610612734) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=3758096319, var_1_13=251/10, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L171] CALL assume_abort_if_not(var_1_19 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=3758096319, var_1_13=251/10, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_19 <= 2147483646) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=3758096319, var_1_13=251/10, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L172] var_1_21 = __VERIFIER_nondet_ushort() [L173] CALL assume_abort_if_not(var_1_21 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=3758096319, var_1_13=251/10, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_21 >= 32767) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=3758096319, var_1_13=251/10, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L174] CALL assume_abort_if_not(var_1_21 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=3758096319, var_1_13=251/10, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_21 <= 65534) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=3758096319, var_1_13=251/10, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L175] var_1_26 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_26 >= 190) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=3758096319, var_1_13=251/10, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_26 >= 190) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=3758096319, var_1_13=251/10, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L177] CALL assume_abort_if_not(var_1_26 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=3758096319, var_1_13=251/10, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_26 <= 254) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=3758096319, var_1_13=251/10, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L178] var_1_27 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_27 >= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=3758096319, var_1_13=251/10, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_27 >= 31) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=3758096319, var_1_13=251/10, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L180] CALL assume_abort_if_not(var_1_27 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=3758096319, var_1_13=251/10, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_27 <= 63) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=3758096319, var_1_13=251/10, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L181] var_1_28 = __VERIFIER_nondet_uchar() [L182] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=3758096319, var_1_13=251/10, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=3758096319, var_1_13=251/10, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L183] CALL assume_abort_if_not(var_1_28 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=3758096319, var_1_13=251/10, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_28 <= 31) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=3758096319, var_1_13=251/10, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L184] var_1_29 = __VERIFIER_nondet_uchar() [L185] CALL assume_abort_if_not(var_1_29 >= 95) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=3758096319, var_1_13=251/10, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_29 >= 95) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=3758096319, var_1_13=251/10, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L186] CALL assume_abort_if_not(var_1_29 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=3758096319, var_1_13=251/10, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_29 <= 127) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=3758096319, var_1_13=251/10, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L187] var_1_30 = __VERIFIER_nondet_uchar() [L188] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=3758096319, var_1_13=251/10, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=3758096319, var_1_13=251/10, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L189] CALL assume_abort_if_not(var_1_30 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=3758096319, var_1_13=251/10, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_30 <= 32) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=3758096319, var_1_13=251/10, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L190] var_1_31 = __VERIFIER_nondet_uchar() [L191] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=3758096319, var_1_13=251/10, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=3758096319, var_1_13=251/10, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L192] CALL assume_abort_if_not(var_1_31 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=3758096319, var_1_13=251/10, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_31 <= 63) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=3758096319, var_1_13=251/10, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=32767, var_1_9=-4] [L207] RET updateVariables() [L208] CALL step() [L57] unsigned char stepLocal_10 = last_1_var_1_22; [L58] signed long int stepLocal_9 = last_1_var_1_20; [L59] COND TRUE last_1_var_1_22 || stepLocal_10 [L60] COND TRUE \read(last_1_var_1_22) [L61] var_1_25 = var_1_5 [L72] var_1_10 = (var_1_11 - last_1_var_1_20) [L73] EXPR var_1_10 ^ var_1_25 [L73] unsigned long int stepLocal_4 = var_1_10 ^ var_1_25; [L74] COND TRUE var_1_6 >= stepLocal_4 [L75] var_1_13 = ((((var_1_15) > ((var_1_16 - var_1_17))) ? (var_1_15) : ((var_1_16 - var_1_17)))) [L77] COND FALSE !(! (var_1_2 && var_1_3)) [L80] var_1_32 = var_1_5 [L81] var_1_33 = var_1_15 [L82] unsigned char stepLocal_1 = var_1_22; [L83] unsigned char stepLocal_0 = var_1_25; [L84] COND TRUE var_1_22 || stepLocal_1 [L85] COND FALSE !(stepLocal_0 == ((64 + var_1_5) - (var_1_6 + 10))) [L89] unsigned long int stepLocal_3 = var_1_10; [L90] COND TRUE var_1_25 <= stepLocal_3 [L91] var_1_9 = var_1_25 [L93] unsigned long int stepLocal_5 = (3451179663u - var_1_6) * var_1_8; [L94] COND TRUE \read(var_1_22) [L95] COND TRUE var_1_9 != stepLocal_5 [L96] var_1_18 = (var_1_25 - ((var_1_19 - var_1_10) - var_1_6)) [L101] signed long int stepLocal_2 = var_1_18; [L102] COND TRUE (var_1_6 / var_1_5) > stepLocal_2 [L103] var_1_7 = ((var_1_8 - var_1_5) + var_1_6) [L105] COND TRUE ((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25))) >= var_1_6 [L106] var_1_23 = ((((((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) < (var_1_16)) ? (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) : (var_1_16))) [L114] signed long int stepLocal_7 = 4; [L115] unsigned long int stepLocal_6 = var_1_10; [L116] COND TRUE var_1_7 < stepLocal_6 [L117] var_1_20 = ((var_1_5 + ((((var_1_7) > (var_1_6)) ? (var_1_7) : (var_1_6)))) + 16) [L129] unsigned short int stepLocal_8 = var_1_20; [L130] COND TRUE stepLocal_8 > var_1_18 [L131] COND FALSE !(! var_1_22) [L134] COND FALSE !(! (var_1_9 <= var_1_20)) [L137] var_1_24 = var_1_15 [L208] RET step() [L209] CALL, EXPR property() [L199] EXPR (((((var_1_22 || var_1_22) ? ((var_1_25 == ((64 + var_1_5) - (var_1_6 + 10))) ? (var_1_1 == ((signed short int) var_1_25)) : 1) : 1) && (((var_1_6 / var_1_5) > var_1_18) ? (var_1_7 == ((unsigned short int) ((var_1_8 - var_1_5) + var_1_6))) : 1)) && ((var_1_25 <= var_1_10) ? (var_1_9 == ((signed long int) var_1_25)) : 1)) && (var_1_10 == ((unsigned long int) (var_1_11 - last_1_var_1_20)))) && ((var_1_6 >= (var_1_10 ^ var_1_25)) ? (var_1_13 == ((float) ((((var_1_15) > ((var_1_16 - var_1_17))) ? (var_1_15) : ((var_1_16 - var_1_17)))))) : 1) [L199] EXPR var_1_10 ^ var_1_25 [L199] EXPR (((((var_1_22 || var_1_22) ? ((var_1_25 == ((64 + var_1_5) - (var_1_6 + 10))) ? (var_1_1 == ((signed short int) var_1_25)) : 1) : 1) && (((var_1_6 / var_1_5) > var_1_18) ? (var_1_7 == ((unsigned short int) ((var_1_8 - var_1_5) + var_1_6))) : 1)) && ((var_1_25 <= var_1_10) ? (var_1_9 == ((signed long int) var_1_25)) : 1)) && (var_1_10 == ((unsigned long int) (var_1_11 - last_1_var_1_20)))) && ((var_1_6 >= (var_1_10 ^ var_1_25)) ? (var_1_13 == ((float) ((((var_1_15) > ((var_1_16 - var_1_17))) ? (var_1_15) : ((var_1_16 - var_1_17)))))) : 1) [L199] EXPR (((((((((((var_1_22 || var_1_22) ? ((var_1_25 == ((64 + var_1_5) - (var_1_6 + 10))) ? (var_1_1 == ((signed short int) var_1_25)) : 1) : 1) && (((var_1_6 / var_1_5) > var_1_18) ? (var_1_7 == ((unsigned short int) ((var_1_8 - var_1_5) + var_1_6))) : 1)) && ((var_1_25 <= var_1_10) ? (var_1_9 == ((signed long int) var_1_25)) : 1)) && (var_1_10 == ((unsigned long int) (var_1_11 - last_1_var_1_20)))) && ((var_1_6 >= (var_1_10 ^ var_1_25)) ? (var_1_13 == ((float) ((((var_1_15) > ((var_1_16 - var_1_17))) ? (var_1_15) : ((var_1_16 - var_1_17)))))) : 1)) && (var_1_22 ? ((var_1_9 != ((3451179663u - var_1_6) * var_1_8)) ? (var_1_18 == ((signed long int) (var_1_25 - ((var_1_19 - var_1_10) - var_1_6)))) : 1) : (var_1_18 == ((signed long int) ((((var_1_8) > (((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25))))) ? (var_1_8) : (((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25)))))))))) && ((var_1_7 < var_1_10) ? (var_1_20 == ((unsigned short int) ((var_1_5 + ((((var_1_7) > (var_1_6)) ? (var_1_7) : (var_1_6)))) + 16))) : (var_1_22 ? ((4 >= var_1_32) ? (var_1_20 == ((unsigned short int) ((((var_1_21 - (var_1_8 - 16)) < 0 ) ? -(var_1_21 - (var_1_8 - 16)) : (var_1_21 - (var_1_8 - 16)))))) : (var_1_20 == ((unsigned short int) var_1_8))) : (var_1_20 == ((unsigned short int) var_1_6))))) && ((! (var_1_2 && var_1_3)) ? (var_1_22 == ((unsigned char) ((var_1_21 > var_1_11) && (! 1)))) : 1)) && ((((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25))) >= var_1_6) ? (var_1_23 == ((double) ((((((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) < (var_1_16)) ? (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) : (var_1_16))))) : ((var_1_5 <= var_1_7) ? (var_1_23 == ((double) var_1_15)) : (var_1_23 == ((double) var_1_17))))) && ((var_1_20 > var_1_18) ? ((! var_1_22) ? (var_1_24 == ((double) (((((var_1_17 - var_1_16)) > (var_1_15)) ? ((var_1_17 - var_1_16)) : (var_1_15))))) : ((! (var_1_9 <= var_1_20)) ? (var_1_24 == ((double) 9.8)) : (var_1_24 == ((double) var_1_15)))) : (var_1_24 == ((double) var_1_16)))) && ((last_1_var_1_22 || last_1_var_1_22) ? (last_1_var_1_22 ? (var_1_25 == ((unsigned char) var_1_5)) : ((last_1_var_1_20 < (1u * (100u >> var_1_6))) ? (var_1_25 == ((unsigned char) var_1_6)) : (var_1_25 == ((unsigned char) var_1_5)))) : (var_1_25 == ((unsigned char) ((var_1_26 - (var_1_27 - var_1_28)) - ((var_1_29 - var_1_30) - var_1_31))))) [L199-L200] return (((((((((((((var_1_22 || var_1_22) ? ((var_1_25 == ((64 + var_1_5) - (var_1_6 + 10))) ? (var_1_1 == ((signed short int) var_1_25)) : 1) : 1) && (((var_1_6 / var_1_5) > var_1_18) ? (var_1_7 == ((unsigned short int) ((var_1_8 - var_1_5) + var_1_6))) : 1)) && ((var_1_25 <= var_1_10) ? (var_1_9 == ((signed long int) var_1_25)) : 1)) && (var_1_10 == ((unsigned long int) (var_1_11 - last_1_var_1_20)))) && ((var_1_6 >= (var_1_10 ^ var_1_25)) ? (var_1_13 == ((float) ((((var_1_15) > ((var_1_16 - var_1_17))) ? (var_1_15) : ((var_1_16 - var_1_17)))))) : 1)) && (var_1_22 ? ((var_1_9 != ((3451179663u - var_1_6) * var_1_8)) ? (var_1_18 == ((signed long int) (var_1_25 - ((var_1_19 - var_1_10) - var_1_6)))) : 1) : (var_1_18 == ((signed long int) ((((var_1_8) > (((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25))))) ? (var_1_8) : (((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25)))))))))) && ((var_1_7 < var_1_10) ? (var_1_20 == ((unsigned short int) ((var_1_5 + ((((var_1_7) > (var_1_6)) ? (var_1_7) : (var_1_6)))) + 16))) : (var_1_22 ? ((4 >= var_1_32) ? (var_1_20 == ((unsigned short int) ((((var_1_21 - (var_1_8 - 16)) < 0 ) ? -(var_1_21 - (var_1_8 - 16)) : (var_1_21 - (var_1_8 - 16)))))) : (var_1_20 == ((unsigned short int) var_1_8))) : (var_1_20 == ((unsigned short int) var_1_6))))) && ((! (var_1_2 && var_1_3)) ? (var_1_22 == ((unsigned char) ((var_1_21 > var_1_11) && (! 1)))) : 1)) && ((((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25))) >= var_1_6) ? (var_1_23 == ((double) ((((((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) < (var_1_16)) ? (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) : (var_1_16))))) : ((var_1_5 <= var_1_7) ? (var_1_23 == ((double) var_1_15)) : (var_1_23 == ((double) var_1_17))))) && ((var_1_20 > var_1_18) ? ((! var_1_22) ? (var_1_24 == ((double) (((((var_1_17 - var_1_16)) > (var_1_15)) ? ((var_1_17 - var_1_16)) : (var_1_15))))) : ((! (var_1_9 <= var_1_20)) ? (var_1_24 == ((double) 9.8)) : (var_1_24 == ((double) var_1_15)))) : (var_1_24 == ((double) var_1_16)))) && ((last_1_var_1_22 || last_1_var_1_22) ? (last_1_var_1_22 ? (var_1_25 == ((unsigned char) var_1_5)) : ((last_1_var_1_20 < (1u * (100u >> var_1_6))) ? (var_1_25 == ((unsigned char) var_1_6)) : (var_1_25 == ((unsigned char) var_1_5)))) : (var_1_25 == ((unsigned char) ((var_1_26 - (var_1_27 - var_1_28)) - ((var_1_29 - var_1_30) - var_1_31)))))) && (var_1_32 == ((unsigned char) var_1_5))) && (var_1_33 == ((float) var_1_15)) ; [L209] RET, EXPR property() [L209] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=3758096318, var_1_11=3758096319, var_1_13=2, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=-2147483648, var_1_19=1610612734, var_1_1=4, var_1_20=32783, var_1_21=32767, var_1_22=1, var_1_23=5, var_1_24=2, var_1_25=64, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=64, var_1_33=2, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=32703, var_1_8=32767, var_1_9=64] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=3758096318, var_1_11=3758096319, var_1_13=2, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=-2147483648, var_1_19=1610612734, var_1_1=4, var_1_20=32783, var_1_21=32767, var_1_22=1, var_1_23=5, var_1_24=2, var_1_25=64, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=64, var_1_33=2, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=32703, var_1_8=32767, var_1_9=64] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 57 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 1, TraceHistogramMax: 31, 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=57occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 114 NumberOfCodeBlocks, 114 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 05:20:24,745 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-20.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ --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 e22f36fcb48e37029a5451272d2b65f2136f0249698c819249f45360edf16ac5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:20:27,463 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:20:27,561 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:20:27,573 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:20:27,574 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:20:27,621 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:20:27,622 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:20:27,623 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:20:27,624 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:20:27,629 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:20:27,629 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:20:27,630 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:20:27,630 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:20:27,632 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:20:27,633 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:20:27,633 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:20:27,634 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:20:27,635 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:20:27,635 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:20:27,636 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:20:27,636 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:20:27,637 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:20:27,637 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:20:27,638 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:20:27,638 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:20:27,638 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:20:27,639 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:20:27,639 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:20:27,639 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:20:27,640 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:20:27,640 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:20:27,641 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:20:27,641 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:20:27,641 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:20:27,642 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:20:27,642 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:20:27,642 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:20:27,642 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:20:27,642 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:20:27,643 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:20:27,643 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:20:27,643 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:20:27,643 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e22f36fcb48e37029a5451272d2b65f2136f0249698c819249f45360edf16ac5 [2023-11-19 05:20:27,981 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:20:28,002 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:20:28,004 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:20:28,006 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:20:28,006 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:20:28,008 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-20.i [2023-11-19 05:20:31,167 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:20:31,527 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:20:31,529 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-20.i [2023-11-19 05:20:31,544 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/data/d524a34fb/3a5f4e71d4b4429baae87b7d4e2b676e/FLAGca65f4589 [2023-11-19 05:20:31,761 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/data/d524a34fb/3a5f4e71d4b4429baae87b7d4e2b676e [2023-11-19 05:20:31,766 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:20:31,768 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:20:31,770 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:20:31,770 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:20:31,777 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:20:31,778 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:20:31" (1/1) ... [2023-11-19 05:20:31,779 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38ca1bd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:31, skipping insertion in model container [2023-11-19 05:20:31,780 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:20:31" (1/1) ... [2023-11-19 05:20:31,837 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:20:31,997 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-20.i[916,929] [2023-11-19 05:20:32,076 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:20:32,094 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:20:32,108 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-20.i[916,929] [2023-11-19 05:20:32,153 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:20:32,185 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:20:32,186 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:32 WrapperNode [2023-11-19 05:20:32,186 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:20:32,187 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:20:32,188 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:20:32,188 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:20:32,195 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:32" (1/1) ... [2023-11-19 05:20:32,228 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:32" (1/1) ... [2023-11-19 05:20:32,278 INFO L138 Inliner]: procedures = 27, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 205 [2023-11-19 05:20:32,278 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:20:32,279 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:20:32,279 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:20:32,279 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:20:32,292 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:32" (1/1) ... [2023-11-19 05:20:32,292 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:32" (1/1) ... [2023-11-19 05:20:32,314 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:32" (1/1) ... [2023-11-19 05:20:32,315 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:32" (1/1) ... [2023-11-19 05:20:32,329 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:32" (1/1) ... [2023-11-19 05:20:32,355 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:32" (1/1) ... [2023-11-19 05:20:32,359 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:32" (1/1) ... [2023-11-19 05:20:32,362 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:32" (1/1) ... [2023-11-19 05:20:32,381 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:20:32,382 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:20:32,382 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:20:32,382 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:20:32,383 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:32" (1/1) ... [2023-11-19 05:20:32,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:20:32,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:20:32,417 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:20:32,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:20:32,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:20:32,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 05:20:32,466 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:20:32,466 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:20:32,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:20:32,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:20:32,606 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:20:32,608 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:20:35,876 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:20:35,897 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:20:35,898 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:20:35,907 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:20:35 BoogieIcfgContainer [2023-11-19 05:20:35,908 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:20:35,913 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:20:35,913 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:20:35,918 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:20:35,918 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:20:31" (1/3) ... [2023-11-19 05:20:35,919 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a40dac6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:20:35, skipping insertion in model container [2023-11-19 05:20:35,919 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:32" (2/3) ... [2023-11-19 05:20:35,921 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a40dac6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:20:35, skipping insertion in model container [2023-11-19 05:20:35,922 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:20:35" (3/3) ... [2023-11-19 05:20:35,924 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-20.i [2023-11-19 05:20:35,950 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:20:35,951 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:20:36,034 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:20:36,042 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@55022dbb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:20:36,043 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:20:36,049 INFO L276 IsEmpty]: Start isEmpty. Operand has 93 states, 59 states have (on average 1.4067796610169492) internal successors, (83), 60 states have internal predecessors, (83), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-19 05:20:36,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2023-11-19 05:20:36,084 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:20:36,086 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:20:36,089 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:20:36,098 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:20:36,113 INFO L85 PathProgramCache]: Analyzing trace with hash 156744060, now seen corresponding path program 1 times [2023-11-19 05:20:36,131 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:20:36,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1187502029] [2023-11-19 05:20:36,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:20:36,132 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:20:36,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:20:36,172 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:20:36,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-19 05:20:36,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:20:36,746 INFO L262 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 05:20:36,765 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:20:38,333 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2023-11-19 05:20:38,343 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:20:38,344 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:20:38,345 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1187502029] [2023-11-19 05:20:38,346 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1187502029] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:20:38,346 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:20:38,347 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 05:20:38,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1683633118] [2023-11-19 05:20:38,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:20:38,360 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 05:20:38,360 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:20:38,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 05:20:38,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 05:20:38,412 INFO L87 Difference]: Start difference. First operand has 93 states, 59 states have (on average 1.4067796610169492) internal successors, (83), 60 states have internal predecessors, (83), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-19 05:20:40,897 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:20:42,807 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:20:45,335 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:20:47,559 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:20:47,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:20:47,561 INFO L93 Difference]: Finished difference Result 291 states and 527 transitions. [2023-11-19 05:20:47,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 05:20:47,594 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 198 [2023-11-19 05:20:47,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:20:47,609 INFO L225 Difference]: With dead ends: 291 [2023-11-19 05:20:47,609 INFO L226 Difference]: Without dead ends: 201 [2023-11-19 05:20:47,613 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 05:20:47,618 INFO L413 NwaCegarLoop]: 163 mSDtfsCounter, 113 mSDsluCounter, 251 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 68 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 113 SdHoareTripleChecker+Valid, 414 SdHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.0s IncrementalHoareTripleChecker+Time [2023-11-19 05:20:47,620 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [113 Valid, 414 Invalid, 98 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 27 Invalid, 3 Unknown, 0 Unchecked, 9.0s Time] [2023-11-19 05:20:47,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2023-11-19 05:20:47,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 172. [2023-11-19 05:20:47,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 172 states, 107 states have (on average 1.308411214953271) internal successors, (140), 107 states have internal predecessors, (140), 62 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2023-11-19 05:20:47,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 264 transitions. [2023-11-19 05:20:47,710 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 264 transitions. Word has length 198 [2023-11-19 05:20:47,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:20:47,712 INFO L495 AbstractCegarLoop]: Abstraction has 172 states and 264 transitions. [2023-11-19 05:20:47,712 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-19 05:20:47,713 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 264 transitions. [2023-11-19 05:20:47,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-11-19 05:20:47,719 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:20:47,719 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:20:47,735 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-19 05:20:47,929 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:20:47,930 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:20:47,930 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:20:47,931 INFO L85 PathProgramCache]: Analyzing trace with hash -257273013, now seen corresponding path program 1 times [2023-11-19 05:20:47,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:20:47,932 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1469171294] [2023-11-19 05:20:47,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:20:47,933 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:20:47,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:20:47,934 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:20:47,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-19 05:20:48,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:20:48,401 INFO L262 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 05:20:48,412 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:20:54,038 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 722 proven. 264 refuted. 0 times theorem prover too weak. 874 trivial. 0 not checked. [2023-11-19 05:20:54,039 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:20:57,395 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:20:57,396 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1469171294] [2023-11-19 05:20:57,396 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1469171294] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 05:20:57,396 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [979899061] [2023-11-19 05:20:57,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:20:57,397 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 05:20:57,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 05:20:57,402 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 05:20:57,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-19 05:20:58,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:20:58,544 INFO L262 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 05:20:58,552 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:20:59,812 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 850 proven. 60 refuted. 0 times theorem prover too weak. 950 trivial. 0 not checked. [2023-11-19 05:20:59,812 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:21:00,483 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [979899061] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 05:21:00,483 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1493193170] [2023-11-19 05:21:00,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:21:00,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:21:00,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:21:00,492 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:21:00,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddefe114-c4f7-45ae-88bc-4aa91f6886f8/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-19 05:21:00,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:21:00,835 INFO L262 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-19 05:21:00,846 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:21:09,634 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 670 proven. 321 refuted. 0 times theorem prover too weak. 869 trivial. 0 not checked. [2023-11-19 05:21:09,635 INFO L327 TraceCheckSpWp]: Computing backward predicates...