./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-58.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-58.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7435336c2d026f69e8cdd9812c1a14b12275bb5d16a2b391b3ab398ecbb1676b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:13:17,582 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:13:17,649 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:13:17,655 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:13:17,656 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:13:17,680 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:13:17,681 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:13:17,682 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:13:17,683 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:13:17,683 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:13:17,684 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:13:17,685 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:13:17,685 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:13:17,686 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:13:17,686 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:13:17,687 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:13:17,688 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:13:17,688 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:13:17,689 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:13:17,689 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:13:17,690 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:13:17,691 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:13:17,692 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:13:17,692 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:13:17,693 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:13:17,693 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:13:17,694 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:13:17,694 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:13:17,695 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:13:17,696 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:13:17,696 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:13:17,697 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:13:17,697 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:13:17,698 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:13:17,698 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:13:17,699 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:13:17,699 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:13:17,700 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:13:17,700 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:13:17,701 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:13:17,701 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:13:17,704 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:13:17,704 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:13:17,704 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:13:17,705 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:13:17,705 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:13:17,705 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:13:17,706 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_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7435336c2d026f69e8cdd9812c1a14b12275bb5d16a2b391b3ab398ecbb1676b [2023-11-23 21:13:17,995 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:13:18,029 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:13:18,033 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:13:18,036 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:13:18,036 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:13:18,038 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-58.i [2023-11-23 21:13:21,143 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:13:21,382 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:13:21,382 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-58.i [2023-11-23 21:13:21,398 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/data/629cc24ab/f7fd05996c214abe994940fd68de4df5/FLAG3b0b08b10 [2023-11-23 21:13:21,417 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/data/629cc24ab/f7fd05996c214abe994940fd68de4df5 [2023-11-23 21:13:21,426 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:13:21,428 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:13:21,431 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:13:21,431 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:13:21,436 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:13:21,437 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:13:21" (1/1) ... [2023-11-23 21:13:21,438 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1839cdd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:21, skipping insertion in model container [2023-11-23 21:13:21,439 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:13:21" (1/1) ... [2023-11-23 21:13:21,494 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:13:21,635 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_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-58.i[915,928] [2023-11-23 21:13:21,707 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:13:21,722 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:13:21,734 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_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-58.i[915,928] [2023-11-23 21:13:21,774 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:13:21,793 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:13:21,793 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:21 WrapperNode [2023-11-23 21:13:21,793 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:13:21,795 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:13:21,795 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:13:21,795 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:13:21,802 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:21" (1/1) ... [2023-11-23 21:13:21,821 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:21" (1/1) ... [2023-11-23 21:13:21,884 INFO L138 Inliner]: procedures = 26, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 194 [2023-11-23 21:13:21,885 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:13:21,885 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:13:21,886 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:13:21,886 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:13:21,895 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:21" (1/1) ... [2023-11-23 21:13:21,896 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:21" (1/1) ... [2023-11-23 21:13:21,899 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:21" (1/1) ... [2023-11-23 21:13:21,900 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:21" (1/1) ... [2023-11-23 21:13:21,913 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:21" (1/1) ... [2023-11-23 21:13:21,916 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:21" (1/1) ... [2023-11-23 21:13:21,920 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:21" (1/1) ... [2023-11-23 21:13:21,923 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:21" (1/1) ... [2023-11-23 21:13:21,928 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:13:21,929 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:13:21,929 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:13:21,929 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:13:21,930 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:21" (1/1) ... [2023-11-23 21:13:21,937 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:13:21,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:13:21,985 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:13:22,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:13:22,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:13:22,025 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:13:22,039 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:13:22,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:13:22,039 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:13:22,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:13:22,168 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:13:22,170 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:13:22,639 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:13:22,965 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:13:22,965 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:13:22,967 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:13:22 BoogieIcfgContainer [2023-11-23 21:13:22,967 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:13:22,973 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:13:22,974 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:13:22,978 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:13:22,978 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:13:21" (1/3) ... [2023-11-23 21:13:22,979 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76ace44c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:13:22, skipping insertion in model container [2023-11-23 21:13:22,980 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:21" (2/3) ... [2023-11-23 21:13:22,981 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76ace44c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:13:22, skipping insertion in model container [2023-11-23 21:13:22,981 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:13:22" (3/3) ... [2023-11-23 21:13:22,983 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-58.i [2023-11-23 21:13:23,007 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:13:23,008 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:13:23,072 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:13:23,080 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;@79d525f6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:13:23,081 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:13:23,085 INFO L276 IsEmpty]: Start isEmpty. Operand has 56 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 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) [2023-11-23 21:13:23,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-11-23 21:13:23,100 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:13:23,101 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] [2023-11-23 21:13:23,101 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:13:23,109 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:13:23,110 INFO L85 PathProgramCache]: Analyzing trace with hash 353122522, now seen corresponding path program 1 times [2023-11-23 21:13:23,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:13:23,122 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6057672] [2023-11-23 21:13:23,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:13:23,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:13:23,358 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:13:23,358 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1091177743] [2023-11-23 21:13:23,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:13:23,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:13:23,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:13:23,363 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:13:23,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:13:23,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:13:23,682 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:13:23,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:13:23,910 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:13:23,913 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:13:23,914 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:13:23,929 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-23 21:13:24,124 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:13:24,128 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:13:24,133 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:13:24,361 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:13:24 BoogieIcfgContainer [2023-11-23 21:13:24,362 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:13:24,362 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:13:24,362 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:13:24,363 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:13:24,363 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:13:22" (3/4) ... [2023-11-23 21:13:24,365 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:13:24,366 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:13:24,368 INFO L158 Benchmark]: Toolchain (without parser) took 2939.27ms. Allocated memory was 136.3MB in the beginning and 203.4MB in the end (delta: 67.1MB). Free memory was 91.7MB in the beginning and 164.3MB in the end (delta: -72.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:13:24,368 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 136.3MB. Free memory was 108.1MB in the beginning and 108.1MB in the end (delta: 34.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:13:24,369 INFO L158 Benchmark]: CACSL2BoogieTranslator took 363.14ms. Allocated memory is still 136.3MB. Free memory was 91.7MB in the beginning and 77.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 21:13:24,369 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.21ms. Allocated memory is still 136.3MB. Free memory was 77.0MB in the beginning and 72.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:13:24,370 INFO L158 Benchmark]: Boogie Preprocessor took 42.74ms. Allocated memory is still 136.3MB. Free memory was 72.8MB in the beginning and 71.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:13:24,371 INFO L158 Benchmark]: RCFGBuilder took 1038.73ms. Allocated memory was 136.3MB in the beginning and 203.4MB in the end (delta: 67.1MB). Free memory was 71.2MB in the beginning and 129.0MB in the end (delta: -57.8MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. [2023-11-23 21:13:24,372 INFO L158 Benchmark]: TraceAbstraction took 1388.41ms. Allocated memory is still 203.4MB. Free memory was 127.9MB in the beginning and 164.3MB in the end (delta: -36.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2023-11-23 21:13:24,372 INFO L158 Benchmark]: Witness Printer took 4.27ms. Allocated memory is still 203.4MB. Free memory is still 164.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:13:24,376 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 136.3MB. Free memory was 108.1MB in the beginning and 108.1MB in the end (delta: 34.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 363.14ms. Allocated memory is still 136.3MB. Free memory was 91.7MB in the beginning and 77.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.21ms. Allocated memory is still 136.3MB. Free memory was 77.0MB in the beginning and 72.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.74ms. Allocated memory is still 136.3MB. Free memory was 72.8MB in the beginning and 71.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1038.73ms. Allocated memory was 136.3MB in the beginning and 203.4MB in the end (delta: 67.1MB). Free memory was 71.2MB in the beginning and 129.0MB in the end (delta: -57.8MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1388.41ms. Allocated memory is still 203.4MB. Free memory was 127.9MB in the beginning and 164.3MB in the end (delta: -36.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * Witness Printer took 4.27ms. Allocated memory is still 203.4MB. Free memory is still 164.3MB. 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 167, overapproximation of someBinaryDOUBLEComparisonOperation at line 156, overapproximation of shiftRight at line 62. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned char var_1_3 = 16; [L24] unsigned char var_1_5 = 200; [L25] unsigned char var_1_6 = 1; [L26] unsigned char var_1_7 = 0; [L27] unsigned char var_1_8 = 0; [L28] unsigned char var_1_9 = 0; [L29] signed short int var_1_10 = 128; [L30] signed short int var_1_11 = 5; [L31] signed char var_1_12 = -2; [L32] signed char var_1_13 = -32; [L33] signed char var_1_14 = 2; [L34] signed char var_1_15 = 25; [L35] signed char var_1_16 = 1; [L36] signed char var_1_17 = 0; [L37] signed long int var_1_18 = -16; [L38] float var_1_19 = 2.775; [L39] unsigned long int var_1_20 = 2381110720; [L40] float var_1_21 = 10000000000000.5; [L41] unsigned char var_1_22 = 1; [L42] unsigned char var_1_23 = 0; [L43] signed long int var_1_24 = 8; [L44] signed char var_1_25 = -2; [L45] signed char var_1_26 = 50; [L46] unsigned char var_1_27 = 1; [L47] double var_1_28 = 31.5; [L48] double var_1_29 = 0.30000000000000004; [L49] signed long int var_1_30 = 128; [L50] signed char var_1_31 = 2; [L51] signed short int last_1_var_1_10 = 128; [L52] signed short int last_1_var_1_11 = 5; [L53] signed char last_1_var_1_15 = 25; [L171] isInitial = 1 [L172] FCALL initially() [L173] COND TRUE 1 [L174] CALL updateLastVariables() [L162] last_1_var_1_10 = var_1_10 [L163] last_1_var_1_11 = var_1_11 [L164] last_1_var_1_15 = var_1_15 [L174] RET updateLastVariables() [L175] CALL updateVariables() [L113] var_1_3 = __VERIFIER_nondet_uchar() [L114] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_5=200, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_5=200, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0] [L115] CALL assume_abort_if_not(var_1_3 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_5=200, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_3 <= 255) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_5=200, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0] [L116] CALL assume_abort_if_not(var_1_3 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=200, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_3 != 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=200, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0] [L117] var_1_5 = __VERIFIER_nondet_uchar() [L118] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0] [L119] CALL assume_abort_if_not(var_1_5 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_5 <= 254) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0] [L120] var_1_6 = __VERIFIER_nondet_uchar() [L121] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_7=0, var_1_8=0, var_1_9=0] [L122] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0] [L123] var_1_7 = __VERIFIER_nondet_uchar() [L124] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_8=0, var_1_9=0] [L125] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L126] var_1_8 = __VERIFIER_nondet_uchar() [L127] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_9=0] [L128] CALL assume_abort_if_not(var_1_8 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_8 <= 1) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L129] var_1_9 = __VERIFIER_nondet_uchar() [L130] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=1] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=1] [L131] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=1] [L132] var_1_13 = __VERIFIER_nondet_char() [L133] CALL assume_abort_if_not(var_1_13 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_13 >= -127) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=1] [L134] CALL assume_abort_if_not(var_1_13 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_13 <= 126) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=1] [L135] var_1_14 = __VERIFIER_nondet_char() [L136] CALL assume_abort_if_not(var_1_14 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_14 >= -127) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=1] [L137] CALL assume_abort_if_not(var_1_14 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_14 <= 126) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=1] [L138] var_1_16 = __VERIFIER_nondet_char() [L139] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=0, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=0, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=1] [L140] CALL assume_abort_if_not(var_1_16 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=0, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_16 <= 63) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=0, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=1] [L141] var_1_17 = __VERIFIER_nondet_char() [L142] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=0, var_1_17=58, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=0, var_1_17=58, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=1] [L143] CALL assume_abort_if_not(var_1_17 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=0, var_1_17=58, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_17 <= 126) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=0, var_1_17=58, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=1] [L144] var_1_20 = __VERIFIER_nondet_ulong() [L145] CALL assume_abort_if_not(var_1_20 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=0, var_1_17=58, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=4160981529, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_20 >= 2147483647) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=0, var_1_17=58, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=4160981529, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=1] [L146] CALL assume_abort_if_not(var_1_20 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=0, var_1_17=58, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=4160981529, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_20 <= 4294967295) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=0, var_1_17=58, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=4160981529, var_1_21=20000000000001/2, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=1] [L147] var_1_21 = __VERIFIER_nondet_float() [L148] CALL assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=0, var_1_17=58, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=4160981529, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=0, var_1_17=58, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=4160981529, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=1] [L149] var_1_23 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=0, var_1_17=58, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=4160981529, var_1_22=1, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=0, var_1_17=58, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=4160981529, var_1_22=1, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=1] [L151] CALL assume_abort_if_not(var_1_23 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=0, var_1_17=58, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=4160981529, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_23 <= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=0, var_1_17=58, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=4160981529, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=50, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=1] [L152] var_1_26 = __VERIFIER_nondet_char() [L153] CALL assume_abort_if_not(var_1_26 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=0, var_1_17=58, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=4160981529, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=-127, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_26 >= -127) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=0, var_1_17=58, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=4160981529, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=-127, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=1] [L154] CALL assume_abort_if_not(var_1_26 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=0, var_1_17=58, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=4160981529, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=-127, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_26 <= 126) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=0, var_1_17=58, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=4160981529, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=-127, var_1_27=1, var_1_28=63/2, var_1_29=7500000000000001/25000000000000000, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=1] [L155] var_1_29 = __VERIFIER_nondet_double() [L156] CALL assume_abort_if_not((var_1_29 >= -922337.2036854765600e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854765600e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=0, var_1_17=58, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=4160981529, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=-127, var_1_27=1, var_1_28=63/2, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not((var_1_29 >= -922337.2036854765600e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854765600e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=0, var_1_17=58, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=4160981529, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=-127, var_1_27=1, var_1_28=63/2, var_1_30=128, var_1_31=2, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=1] [L157] var_1_31 = __VERIFIER_nondet_char() [L158] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=0, var_1_17=58, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=4160981529, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=-127, var_1_27=1, var_1_28=63/2, var_1_30=128, var_1_31=1, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=0, var_1_17=58, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=4160981529, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=-127, var_1_27=1, var_1_28=63/2, var_1_30=128, var_1_31=1, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=1] [L159] CALL assume_abort_if_not(var_1_31 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=0, var_1_17=58, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=4160981529, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=-127, var_1_27=1, var_1_28=63/2, var_1_30=128, var_1_31=1, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_31 <= 32) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=0, var_1_14=0, var_1_15=25, var_1_16=0, var_1_17=58, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=4160981529, var_1_22=1, var_1_23=0, var_1_24=8, var_1_25=-2, var_1_26=-127, var_1_27=1, var_1_28=63/2, var_1_30=128, var_1_31=1, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=1] [L175] RET updateVariables() [L176] CALL step() [L57] var_1_22 = var_1_23 [L58] var_1_24 = -256 [L59] var_1_25 = var_1_26 [L60] var_1_27 = 0 [L61] var_1_28 = var_1_29 [L62] EXPR var_1_24 >> var_1_31 [L62] COND TRUE (var_1_24 >> var_1_31) < ((((-256) < 0 ) ? -(-256) : (-256))) [L63] var_1_30 = var_1_27 [L65] COND TRUE (last_1_var_1_15 / var_1_3) <= 2 [L66] COND FALSE !(var_1_3 < (((((~ last_1_var_1_15)) < (last_1_var_1_10)) ? ((~ last_1_var_1_15)) : (last_1_var_1_10)))) [L69] COND TRUE ((var_1_6 || var_1_7) && var_1_8) || var_1_9 [L70] var_1_1 = var_1_5 [L78] unsigned char stepLocal_0 = var_1_1; [L79] COND TRUE var_1_3 <= stepLocal_0 [L80] var_1_10 = ((((var_1_5) < (var_1_3)) ? (var_1_5) : (var_1_3))) [L82] var_1_12 = ((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14))) [L83] COND TRUE \read(var_1_7) [L84] var_1_15 = (((((32) < ((16 + var_1_16))) ? (32) : ((16 + var_1_16)))) - var_1_17) [L86] signed char stepLocal_2 = var_1_16; [L87] COND TRUE stepLocal_2 <= ((((var_1_13) > (var_1_3)) ? (var_1_13) : (var_1_3))) [L88] var_1_18 = (((((64 - var_1_16)) > (var_1_17)) ? ((64 - var_1_16)) : (var_1_17))) [L92] COND TRUE 100000000u < (((((4160981528u) < (var_1_20)) ? (4160981528u) : (var_1_20))) - var_1_15) [L93] COND TRUE var_1_20 > 1u [L94] COND TRUE \read(var_1_9) [L95] var_1_19 = var_1_21 [L103] signed long int stepLocal_1 = ((((var_1_15) < (var_1_10)) ? (var_1_15) : (var_1_10))) + var_1_5; [L104] COND TRUE last_1_var_1_11 >= stepLocal_1 [L105] var_1_11 = ((var_1_5 + var_1_15) + var_1_3) [L176] RET step() [L177] CALL, EXPR property() [L167-L168] return ((((((((last_1_var_1_15 / var_1_3) <= 2) ? ((var_1_3 < (((((~ last_1_var_1_15)) < (last_1_var_1_10)) ? ((~ last_1_var_1_15)) : (last_1_var_1_10)))) ? (var_1_1 == ((unsigned char) ((((var_1_5) < (16)) ? (var_1_5) : (16))))) : ((((var_1_6 || var_1_7) && var_1_8) || var_1_9) ? (var_1_1 == ((unsigned char) var_1_5)) : (var_1_1 == ((unsigned char) var_1_5)))) : (var_1_1 == ((unsigned char) var_1_5))) && ((var_1_3 <= var_1_1) ? (var_1_10 == ((signed short int) ((((var_1_5) < (var_1_3)) ? (var_1_5) : (var_1_3))))) : 1)) && ((last_1_var_1_11 >= (((((var_1_15) < (var_1_10)) ? (var_1_15) : (var_1_10))) + var_1_5)) ? (var_1_11 == ((signed short int) ((var_1_5 + var_1_15) + var_1_3))) : (var_1_8 ? (var_1_11 == ((signed short int) var_1_3)) : 1))) && (var_1_12 == ((signed char) ((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))))) && (var_1_7 ? (var_1_15 == ((signed char) (((((32) < ((16 + var_1_16))) ? (32) : ((16 + var_1_16)))) - var_1_17))) : 1)) && ((var_1_16 <= ((((var_1_13) > (var_1_3)) ? (var_1_13) : (var_1_3)))) ? (var_1_18 == ((signed long int) (((((64 - var_1_16)) > (var_1_17)) ? ((64 - var_1_16)) : (var_1_17))))) : (var_1_18 == ((signed long int) 4)))) && ((100000000u < (((((4160981528u) < (var_1_20)) ? (4160981528u) : (var_1_20))) - var_1_15)) ? ((var_1_20 > 1u) ? (var_1_9 ? (var_1_19 == ((float) var_1_21)) : (var_1_19 == ((float) var_1_21))) : (var_1_19 == ((float) var_1_21))) : 1) ; [L177] RET, EXPR property() [L177] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=26, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-42, var_1_16=0, var_1_17=58, var_1_18=64, var_1_19=3, var_1_1=26, var_1_20=4160981529, var_1_21=3, var_1_22=0, var_1_23=0, var_1_24=-256, var_1_25=-127, var_1_26=-127, var_1_27=0, var_1_28=2, var_1_29=2, var_1_30=0, var_1_31=1, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=26, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-42, var_1_16=0, var_1_17=58, var_1_18=64, var_1_19=3, var_1_1=26, var_1_20=4160981529, var_1_21=3, var_1_22=0, var_1_23=0, var_1_24=-256, var_1_25=-127, var_1_26=-127, var_1_27=0, var_1_28=2, var_1_29=2, var_1_30=0, var_1_31=1, var_1_3=26, var_1_5=26, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 56 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, 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=56occurred 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, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 113 NumberOfCodeBlocks, 113 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 21:13:24,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-58.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7435336c2d026f69e8cdd9812c1a14b12275bb5d16a2b391b3ab398ecbb1676b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:13:27,140 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:13:27,259 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:13:27,269 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:13:27,270 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:13:27,317 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:13:27,318 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:13:27,318 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:13:27,319 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:13:27,321 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:13:27,322 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:13:27,322 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:13:27,322 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:13:27,323 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:13:27,323 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:13:27,324 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:13:27,325 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:13:27,325 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:13:27,326 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:13:27,326 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:13:27,327 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:13:27,331 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:13:27,331 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:13:27,332 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:13:27,332 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:13:27,333 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:13:27,333 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:13:27,334 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:13:27,334 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:13:27,335 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:13:27,336 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:13:27,336 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:13:27,337 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:13:27,337 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:13:27,337 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:13:27,338 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:13:27,338 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:13:27,338 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:13:27,339 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:13:27,340 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:13:27,340 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:13:27,340 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:13:27,341 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:13:27,341 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:13:27,341 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_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7435336c2d026f69e8cdd9812c1a14b12275bb5d16a2b391b3ab398ecbb1676b [2023-11-23 21:13:27,756 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:13:27,782 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:13:27,786 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:13:27,787 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:13:27,788 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:13:27,790 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-58.i [2023-11-23 21:13:30,996 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:13:31,275 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:13:31,276 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-58.i [2023-11-23 21:13:31,290 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/data/2c76268dc/35d813bd96fc47288e3985760b357ba8/FLAG8fe3a16e3 [2023-11-23 21:13:31,306 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/data/2c76268dc/35d813bd96fc47288e3985760b357ba8 [2023-11-23 21:13:31,309 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:13:31,310 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:13:31,312 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:13:31,312 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:13:31,317 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:13:31,318 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:13:31" (1/1) ... [2023-11-23 21:13:31,319 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ec2e296 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:31, skipping insertion in model container [2023-11-23 21:13:31,320 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:13:31" (1/1) ... [2023-11-23 21:13:31,356 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:13:31,515 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_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-58.i[915,928] [2023-11-23 21:13:31,579 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:13:31,598 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:13:31,611 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_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-58.i[915,928] [2023-11-23 21:13:31,679 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:13:31,710 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:13:31,710 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:31 WrapperNode [2023-11-23 21:13:31,711 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:13:31,712 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:13:31,712 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:13:31,712 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:13:31,720 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:31" (1/1) ... [2023-11-23 21:13:31,747 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:31" (1/1) ... [2023-11-23 21:13:31,810 INFO L138 Inliner]: procedures = 27, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 183 [2023-11-23 21:13:31,812 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:13:31,813 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:13:31,814 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:13:31,814 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:13:31,842 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:31" (1/1) ... [2023-11-23 21:13:31,843 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:31" (1/1) ... [2023-11-23 21:13:31,856 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:31" (1/1) ... [2023-11-23 21:13:31,858 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:31" (1/1) ... [2023-11-23 21:13:31,894 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:31" (1/1) ... [2023-11-23 21:13:31,914 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:31" (1/1) ... [2023-11-23 21:13:31,917 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:31" (1/1) ... [2023-11-23 21:13:31,920 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:31" (1/1) ... [2023-11-23 21:13:31,925 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:13:31,932 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:13:31,933 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:13:31,933 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:13:31,934 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:31" (1/1) ... [2023-11-23 21:13:31,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:13:31,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:13:31,972 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:13:31,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:13:32,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:13:32,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:13:32,028 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:13:32,029 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:13:32,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:13:32,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:13:32,157 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:13:32,161 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:13:32,612 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:13:32,671 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:13:32,671 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:13:32,672 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:13:32 BoogieIcfgContainer [2023-11-23 21:13:32,672 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:13:32,686 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:13:32,686 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:13:32,689 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:13:32,690 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:13:31" (1/3) ... [2023-11-23 21:13:32,691 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@411930d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:13:32, skipping insertion in model container [2023-11-23 21:13:32,691 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:31" (2/3) ... [2023-11-23 21:13:32,691 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@411930d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:13:32, skipping insertion in model container [2023-11-23 21:13:32,691 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:13:32" (3/3) ... [2023-11-23 21:13:32,693 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-58.i [2023-11-23 21:13:32,713 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:13:32,713 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:13:32,783 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:13:32,791 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;@40a4378d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:13:32,791 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:13:32,796 INFO L276 IsEmpty]: Start isEmpty. Operand has 76 states, 42 states have (on average 1.4047619047619047) internal successors, (59), 43 states have internal predecessors, (59), 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) [2023-11-23 21:13:32,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-23 21:13:32,823 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:13:32,824 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] [2023-11-23 21:13:32,824 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:13:32,831 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:13:32,832 INFO L85 PathProgramCache]: Analyzing trace with hash 587553798, now seen corresponding path program 1 times [2023-11-23 21:13:32,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:13:32,848 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [748965265] [2023-11-23 21:13:32,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:13:32,849 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:13:32,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:13:32,855 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:13:32,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 21:13:33,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:13:33,226 INFO L262 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:13:33,240 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:13:33,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 476 proven. 0 refuted. 0 times theorem prover too weak. 1384 trivial. 0 not checked. [2023-11-23 21:13:33,327 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:13:33,331 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:13:33,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [748965265] [2023-11-23 21:13:33,332 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [748965265] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:13:33,332 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:13:33,333 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:13:33,334 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [130054854] [2023-11-23 21:13:33,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:13:33,341 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:13:33,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:13:33,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:13:33,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:13:33,404 INFO L87 Difference]: Start difference. First operand has 76 states, 42 states have (on average 1.4047619047619047) internal successors, (59), 43 states have internal predecessors, (59), 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 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-11-23 21:13:33,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:13:33,503 INFO L93 Difference]: Finished difference Result 149 states and 271 transitions. [2023-11-23 21:13:33,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:13:33,509 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 187 [2023-11-23 21:13:33,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:13:33,519 INFO L225 Difference]: With dead ends: 149 [2023-11-23 21:13:33,520 INFO L226 Difference]: Without dead ends: 74 [2023-11-23 21:13:33,528 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:13:33,532 INFO L413 NwaCegarLoop]: 113 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 113 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-23 21:13:33,534 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 113 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-23 21:13:33,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2023-11-23 21:13:33,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2023-11-23 21:13:33,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 41 states have (on average 1.3170731707317074) internal successors, (54), 41 states have internal predecessors, (54), 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) [2023-11-23 21:13:33,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 116 transitions. [2023-11-23 21:13:33,602 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 116 transitions. Word has length 187 [2023-11-23 21:13:33,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:13:33,603 INFO L495 AbstractCegarLoop]: Abstraction has 74 states and 116 transitions. [2023-11-23 21:13:33,603 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-11-23 21:13:33,603 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 116 transitions. [2023-11-23 21:13:33,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-23 21:13:33,616 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:13:33,616 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] [2023-11-23 21:13:33,628 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:13:33,822 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:13:33,823 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:13:33,824 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:13:33,824 INFO L85 PathProgramCache]: Analyzing trace with hash -1427383924, now seen corresponding path program 1 times [2023-11-23 21:13:33,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:13:33,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1807889402] [2023-11-23 21:13:33,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:13:33,826 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:13:33,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:13:33,828 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:13:33,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-23 21:13:34,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:13:34,109 INFO L262 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 21:13:34,121 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:13:34,434 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 828 proven. 27 refuted. 0 times theorem prover too weak. 1005 trivial. 0 not checked. [2023-11-23 21:13:34,435 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:13:34,685 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:13:34,685 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1807889402] [2023-11-23 21:13:34,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1807889402] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 21:13:34,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1184959790] [2023-11-23 21:13:34,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:13:34,687 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:13:34,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:13:34,691 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:13:34,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-23 21:13:38,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:13:38,297 INFO L262 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 21:13:38,305 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:13:38,590 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 828 proven. 27 refuted. 0 times theorem prover too weak. 1005 trivial. 0 not checked. [2023-11-23 21:13:38,591 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:13:38,892 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1184959790] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 21:13:38,893 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [243660430] [2023-11-23 21:13:38,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:13:38,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:13:38,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:13:38,897 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:13:38,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b272894-a8e5-4281-a60e-5d1ff8dbeb73/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-23 21:13:39,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:13:39,125 INFO L262 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-23 21:13:39,151 INFO L285 TraceCheckSpWp]: Computing forward predicates...