./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-61.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-61.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E --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 dbe45afa86e2c578c058b9245371f9cd8d3f7cde9f82c7f7a0cfc33405a8ed29 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 05:42:06,315 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 05:42:06,438 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 05:42:06,449 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 05:42:06,452 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 05:42:06,499 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 05:42:06,500 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 05:42:06,500 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 05:42:06,501 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 05:42:06,501 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 05:42:06,501 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 05:42:06,502 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 05:42:06,502 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 05:42:06,502 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 05:42:06,502 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 05:42:06,502 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 05:42:06,503 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 05:42:06,503 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 05:42:06,503 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 05:42:06,503 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 05:42:06,504 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 05:42:06,504 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 05:42:06,504 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 05:42:06,504 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 05:42:06,505 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 05:42:06,505 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 05:42:06,505 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 05:42:06,505 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 05:42:06,505 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 05:42:06,505 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 05:42:06,505 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 05:42:06,505 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 05:42:06,505 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 05:42:06,506 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 05:42:06,506 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 05:42:06,506 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 05:42:06,506 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 05:42:06,506 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 05:42:06,506 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:42:06,506 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 05:42:06,506 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 05:42:06,507 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 05:42:06,507 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 05:42:06,507 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 05:42:06,508 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 05:42:06,509 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 05:42:06,509 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 05:42:06,509 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E 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 -> dbe45afa86e2c578c058b9245371f9cd8d3f7cde9f82c7f7a0cfc33405a8ed29 [2024-11-14 05:42:06,942 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 05:42:06,953 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 05:42:06,957 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 05:42:06,959 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 05:42:06,959 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 05:42:06,961 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-61.i Unable to find full path for "g++" [2024-11-14 05:42:09,332 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 05:42:09,871 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 05:42:09,872 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-61.i [2024-11-14 05:42:09,894 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/data/c0e3d167c/992a52e1589b47ffbfe92a4f64093b55/FLAG3393d8166 [2024-11-14 05:42:09,954 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/data/c0e3d167c/992a52e1589b47ffbfe92a4f64093b55 [2024-11-14 05:42:09,959 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 05:42:09,961 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 05:42:09,963 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 05:42:09,964 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 05:42:09,974 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 05:42:09,976 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:42:09" (1/1) ... [2024-11-14 05:42:09,977 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23c9124f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:42:09, skipping insertion in model container [2024-11-14 05:42:09,979 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:42:09" (1/1) ... [2024-11-14 05:42:10,021 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 05:42:10,274 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-61.i[916,929] [2024-11-14 05:42:10,465 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:42:10,480 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 05:42:10,495 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-61.i[916,929] [2024-11-14 05:42:10,573 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:42:10,606 INFO L204 MainTranslator]: Completed translation [2024-11-14 05:42:10,608 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:42:10 WrapperNode [2024-11-14 05:42:10,608 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 05:42:10,610 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 05:42:10,611 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 05:42:10,611 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 05:42:10,622 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:42:10" (1/1) ... [2024-11-14 05:42:10,644 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:42:10" (1/1) ... [2024-11-14 05:42:10,712 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 248 [2024-11-14 05:42:10,713 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 05:42:10,714 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 05:42:10,714 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 05:42:10,714 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 05:42:10,723 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:42:10" (1/1) ... [2024-11-14 05:42:10,725 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:42:10" (1/1) ... [2024-11-14 05:42:10,735 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:42:10" (1/1) ... [2024-11-14 05:42:10,735 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:42:10" (1/1) ... [2024-11-14 05:42:10,768 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:42:10" (1/1) ... [2024-11-14 05:42:10,776 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:42:10" (1/1) ... [2024-11-14 05:42:10,789 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:42:10" (1/1) ... [2024-11-14 05:42:10,795 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:42:10" (1/1) ... [2024-11-14 05:42:10,808 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 05:42:10,810 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 05:42:10,811 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 05:42:10,811 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 05:42:10,813 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:42:10" (1/1) ... [2024-11-14 05:42:10,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:42:10,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:42:10,858 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 05:42:10,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 05:42:10,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 05:42:10,895 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 05:42:10,895 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 05:42:10,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 05:42:10,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 05:42:10,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 05:42:11,049 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 05:42:11,052 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 05:42:11,975 INFO L? ?]: Removed 36 outVars from TransFormulas that were not future-live. [2024-11-14 05:42:11,975 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 05:42:12,599 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 05:42:12,600 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 05:42:12,600 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:42:12 BoogieIcfgContainer [2024-11-14 05:42:12,600 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 05:42:12,605 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 05:42:12,605 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 05:42:12,610 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 05:42:12,611 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 05:42:09" (1/3) ... [2024-11-14 05:42:12,612 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@db0a057 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:42:12, skipping insertion in model container [2024-11-14 05:42:12,612 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:42:10" (2/3) ... [2024-11-14 05:42:12,613 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@db0a057 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:42:12, skipping insertion in model container [2024-11-14 05:42:12,613 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:42:12" (3/3) ... [2024-11-14 05:42:12,616 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-61.i [2024-11-14 05:42:12,638 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 05:42:12,641 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-1loop_file-61.i that has 2 procedures, 49 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 05:42:12,731 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 05:42:12,751 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5013c3ae, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 05:42:12,753 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 05:42:12,758 INFO L276 IsEmpty]: Start isEmpty. Operand has 49 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-14 05:42:12,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-14 05:42:12,768 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:42:12,769 INFO L215 NwaCegarLoop]: trace histogram [26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:42:12,769 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:42:12,776 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:42:12,777 INFO L85 PathProgramCache]: Analyzing trace with hash -2026531560, now seen corresponding path program 1 times [2024-11-14 05:42:12,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:42:12,787 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915132608] [2024-11-14 05:42:12,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:42:12,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:42:14,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-14 05:42:14,670 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1105652262] [2024-11-14 05:42:14,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:42:14,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 05:42:14,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:42:14,675 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 05:42:14,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 05:42:15,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 05:42:15,448 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 05:42:15,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 05:42:15,885 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 05:42:15,888 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 05:42:15,890 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 05:42:15,922 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-14 05:42:16,093 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-14 05:42:16,100 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 05:42:16,266 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 05:42:16,272 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 05:42:16 BoogieIcfgContainer [2024-11-14 05:42:16,275 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 05:42:16,276 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 05:42:16,276 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 05:42:16,277 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 05:42:16,278 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:42:12" (3/4) ... [2024-11-14 05:42:16,281 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 05:42:16,282 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 05:42:16,284 INFO L158 Benchmark]: Toolchain (without parser) took 6322.90ms. Allocated memory is still 167.8MB. Free memory was 130.0MB in the beginning and 87.8MB in the end (delta: 42.2MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. [2024-11-14 05:42:16,285 INFO L158 Benchmark]: CDTParser took 0.53ms. Allocated memory is still 167.8MB. Free memory is still 105.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:42:16,286 INFO L158 Benchmark]: CACSL2BoogieTranslator took 645.28ms. Allocated memory is still 167.8MB. Free memory was 129.7MB in the beginning and 112.3MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 05:42:16,287 INFO L158 Benchmark]: Boogie Procedure Inliner took 103.10ms. Allocated memory is still 167.8MB. Free memory was 112.3MB in the beginning and 106.0MB in the end (delta: 6.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 05:42:16,291 INFO L158 Benchmark]: Boogie Preprocessor took 95.38ms. Allocated memory is still 167.8MB. Free memory was 106.0MB in the beginning and 103.3MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:42:16,292 INFO L158 Benchmark]: RCFGBuilder took 1790.16ms. Allocated memory is still 167.8MB. Free memory was 103.3MB in the beginning and 77.6MB in the end (delta: 25.7MB). Peak memory consumption was 74.7MB. Max. memory is 16.1GB. [2024-11-14 05:42:16,292 INFO L158 Benchmark]: TraceAbstraction took 3670.83ms. Allocated memory is still 167.8MB. Free memory was 77.6MB in the beginning and 87.8MB in the end (delta: -10.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:42:16,293 INFO L158 Benchmark]: Witness Printer took 6.16ms. Allocated memory is still 167.8MB. Free memory was 87.8MB in the beginning and 87.8MB in the end (delta: 30.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:42:16,295 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53ms. Allocated memory is still 167.8MB. Free memory is still 105.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 645.28ms. Allocated memory is still 167.8MB. Free memory was 129.7MB in the beginning and 112.3MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 103.10ms. Allocated memory is still 167.8MB. Free memory was 112.3MB in the beginning and 106.0MB in the end (delta: 6.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 95.38ms. Allocated memory is still 167.8MB. Free memory was 106.0MB in the beginning and 103.3MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1790.16ms. Allocated memory is still 167.8MB. Free memory was 103.3MB in the beginning and 77.6MB in the end (delta: 25.7MB). Peak memory consumption was 74.7MB. Max. memory is 16.1GB. * TraceAbstraction took 3670.83ms. Allocated memory is still 167.8MB. Free memory was 77.6MB in the beginning and 87.8MB in the end (delta: -10.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.16ms. Allocated memory is still 167.8MB. Free memory was 87.8MB in the beginning and 87.8MB in the end (delta: 30.0kB). 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 shiftRight at line 77, overapproximation of bitwiseOr at line 86, overapproximation of someBinaryDOUBLEComparisonOperation at line 178, overapproximation of someBinaryDOUBLEComparisonOperation at line 70, overapproximation of someBinaryDOUBLEComparisonOperation at line 180, overapproximation of someBinaryDOUBLEComparisonOperation at line 182. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 64; [L23] unsigned long int var_1_2 = 3511246143; [L24] unsigned char var_1_3 = 0; [L25] unsigned char var_1_5 = 1; [L26] unsigned char var_1_6 = 0; [L27] unsigned char var_1_7 = 5; [L28] unsigned long int var_1_8 = 2220610682; [L29] unsigned long int var_1_9 = 3786407275; [L30] unsigned char var_1_12 = 64; [L31] unsigned long int var_1_13 = 100; [L32] signed long int var_1_14 = 1; [L33] unsigned long int var_1_15 = 3489174775; [L34] signed char var_1_16 = 1; [L35] signed char var_1_17 = -16; [L36] signed short int var_1_18 = 0; [L37] signed short int var_1_19 = 64; [L38] signed short int var_1_20 = 2; [L39] double var_1_21 = 7.5; [L40] double var_1_22 = 99.5; [L41] signed short int var_1_23 = 500; [L42] unsigned short int var_1_24 = 5; [L43] double var_1_25 = 127.5; [L44] unsigned short int var_1_26 = 33797; [L45] unsigned short int var_1_28 = 27913; [L46] signed long int var_1_30 = 2; [L47] unsigned char last_1_var_1_7 = 5; [L48] signed short int last_1_var_1_18 = 0; [L49] unsigned short int last_1_var_1_24 = 5; [L50] signed long int last_1_var_1_30 = 2; [L201] isInitial = 1 [L202] FCALL initially() [L203] int k_loop; [L204] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=64, var_1_13=100, var_1_14=1, var_1_15=3489174775, var_1_16=1, var_1_17=-16, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_21=15/2, var_1_22=199/2, var_1_23=500, var_1_24=5, var_1_25=255/2, var_1_26=33797, var_1_28=27913, var_1_2=3511246143, var_1_30=2, var_1_3=0, var_1_5=1, var_1_6=0, var_1_7=5, var_1_8=2220610682, var_1_9=3786407275] [L204] COND TRUE k_loop < 1 [L205] CALL updateLastVariables() [L191] last_1_var_1_7 = var_1_7 [L192] last_1_var_1_18 = var_1_18 [L193] last_1_var_1_24 = var_1_24 [L194] last_1_var_1_30 = var_1_30 [L205] RET updateLastVariables() [L206] CALL updateVariables() [L149] var_1_2 = __VERIFIER_nondet_ulong() [L150] CALL assume_abort_if_not(var_1_2 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=64, var_1_13=100, var_1_14=1, var_1_15=3489174775, var_1_16=1, var_1_17=-16, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_21=15/2, var_1_22=199/2, var_1_23=500, var_1_24=5, var_1_25=255/2, var_1_26=33797, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=1, var_1_6=0, var_1_7=5, var_1_8=2220610682, var_1_9=3786407275] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_2 >= 2147483647) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=64, var_1_13=100, var_1_14=1, var_1_15=3489174775, var_1_16=1, var_1_17=-16, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_21=15/2, var_1_22=199/2, var_1_23=500, var_1_24=5, var_1_25=255/2, var_1_26=33797, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=1, var_1_6=0, var_1_7=5, var_1_8=2220610682, var_1_9=3786407275] [L151] CALL assume_abort_if_not(var_1_2 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=64, var_1_13=100, var_1_14=1, var_1_15=3489174775, var_1_16=1, var_1_17=-16, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_21=15/2, var_1_22=199/2, var_1_23=500, var_1_24=5, var_1_25=255/2, var_1_26=33797, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=1, var_1_6=0, var_1_7=5, var_1_8=2220610682, var_1_9=3786407275] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_2 <= 4294967294) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=64, var_1_13=100, var_1_14=1, var_1_15=3489174775, var_1_16=1, var_1_17=-16, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_21=15/2, var_1_22=199/2, var_1_23=500, var_1_24=5, var_1_25=255/2, var_1_26=33797, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=1, var_1_6=0, var_1_7=5, var_1_8=2220610682, var_1_9=3786407275] [L152] var_1_5 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_5 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=64, var_1_13=100, var_1_14=1, var_1_15=3489174775, var_1_16=1, var_1_17=-16, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_21=15/2, var_1_22=199/2, var_1_23=500, var_1_24=5, var_1_25=255/2, var_1_26=33797, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=0, var_1_7=5, var_1_8=2220610682, var_1_9=3786407275] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_5 >= 1) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=64, var_1_13=100, var_1_14=1, var_1_15=3489174775, var_1_16=1, var_1_17=-16, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_21=15/2, var_1_22=199/2, var_1_23=500, var_1_24=5, var_1_25=255/2, var_1_26=33797, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=0, var_1_7=5, var_1_8=2220610682, var_1_9=3786407275] [L154] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=64, var_1_13=100, var_1_14=1, var_1_15=3489174775, var_1_16=1, var_1_17=-16, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_21=15/2, var_1_22=199/2, var_1_23=500, var_1_24=5, var_1_25=255/2, var_1_26=33797, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=0, var_1_7=5, var_1_8=2220610682, var_1_9=3786407275] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=64, var_1_13=100, var_1_14=1, var_1_15=3489174775, var_1_16=1, var_1_17=-16, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_21=15/2, var_1_22=199/2, var_1_23=500, var_1_24=5, var_1_25=255/2, var_1_26=33797, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=0, var_1_7=5, var_1_8=2220610682, var_1_9=3786407275] [L155] var_1_6 = __VERIFIER_nondet_uchar() [L156] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=64, var_1_13=100, var_1_14=1, var_1_15=3489174775, var_1_16=1, var_1_17=-16, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_21=15/2, var_1_22=199/2, var_1_23=500, var_1_24=5, var_1_25=255/2, var_1_26=33797, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_7=5, var_1_8=2220610682, var_1_9=3786407275] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=64, var_1_13=100, var_1_14=1, var_1_15=3489174775, var_1_16=1, var_1_17=-16, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_21=15/2, var_1_22=199/2, var_1_23=500, var_1_24=5, var_1_25=255/2, var_1_26=33797, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_7=5, var_1_8=2220610682, var_1_9=3786407275] [L157] CALL assume_abort_if_not(var_1_6 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=64, var_1_13=100, var_1_14=1, var_1_15=3489174775, var_1_16=1, var_1_17=-16, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_21=15/2, var_1_22=199/2, var_1_23=500, var_1_24=5, var_1_25=255/2, var_1_26=33797, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=256, var_1_7=5, var_1_8=2220610682, var_1_9=3786407275] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_6 <= 0) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=64, var_1_13=100, var_1_14=1, var_1_15=3489174775, var_1_16=1, var_1_17=-16, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_21=15/2, var_1_22=199/2, var_1_23=500, var_1_24=5, var_1_25=255/2, var_1_26=33797, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=256, var_1_7=5, var_1_8=2220610682, var_1_9=3786407275] [L158] var_1_8 = __VERIFIER_nondet_ulong() [L159] CALL assume_abort_if_not(var_1_8 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=64, var_1_13=100, var_1_14=1, var_1_15=3489174775, var_1_16=1, var_1_17=-16, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_21=15/2, var_1_22=199/2, var_1_23=500, var_1_24=5, var_1_25=255/2, var_1_26=33797, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=256, var_1_7=5, var_1_8=4294934788, var_1_9=3786407275] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_8 >= 2147483647) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=64, var_1_13=100, var_1_14=1, var_1_15=3489174775, var_1_16=1, var_1_17=-16, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_21=15/2, var_1_22=199/2, var_1_23=500, var_1_24=5, var_1_25=255/2, var_1_26=33797, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=256, var_1_7=5, var_1_8=4294934788, var_1_9=3786407275] [L160] CALL assume_abort_if_not(var_1_8 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=64, var_1_13=100, var_1_14=1, var_1_15=3489174775, var_1_16=1, var_1_17=-16, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_21=15/2, var_1_22=199/2, var_1_23=500, var_1_24=5, var_1_25=255/2, var_1_26=33797, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=256, var_1_7=5, var_1_8=4294934788, var_1_9=3786407275] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_8 <= 4294967295) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=64, var_1_13=100, var_1_14=1, var_1_15=3489174775, var_1_16=1, var_1_17=-16, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_21=15/2, var_1_22=199/2, var_1_23=500, var_1_24=5, var_1_25=255/2, var_1_26=33797, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=256, var_1_7=5, var_1_8=4294934788, var_1_9=3786407275] [L161] var_1_9 = __VERIFIER_nondet_ulong() [L162] CALL assume_abort_if_not(var_1_9 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=64, var_1_13=100, var_1_14=1, var_1_15=3489174775, var_1_16=1, var_1_17=-16, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_21=15/2, var_1_22=199/2, var_1_23=500, var_1_24=5, var_1_25=255/2, var_1_26=33797, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=256, var_1_7=5, var_1_8=4294934788, var_1_9=10737418239] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_9 >= 2147483647) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=64, var_1_13=100, var_1_14=1, var_1_15=3489174775, var_1_16=1, var_1_17=-16, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_21=15/2, var_1_22=199/2, var_1_23=500, var_1_24=5, var_1_25=255/2, var_1_26=33797, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=256, var_1_7=5, var_1_8=4294934788, var_1_9=10737418239] [L163] CALL assume_abort_if_not(var_1_9 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=64, var_1_13=100, var_1_14=1, var_1_15=3489174775, var_1_16=1, var_1_17=-16, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_21=15/2, var_1_22=199/2, var_1_23=500, var_1_24=5, var_1_25=255/2, var_1_26=33797, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=256, var_1_7=5, var_1_8=4294934788, var_1_9=10737418239] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_9 <= 4294967295) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=64, var_1_13=100, var_1_14=1, var_1_15=3489174775, var_1_16=1, var_1_17=-16, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_21=15/2, var_1_22=199/2, var_1_23=500, var_1_24=5, var_1_25=255/2, var_1_26=33797, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=256, var_1_7=5, var_1_8=4294934788, var_1_9=10737418239] [L164] var_1_12 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_13=100, var_1_14=1, var_1_15=3489174775, var_1_16=1, var_1_17=-16, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_21=15/2, var_1_22=199/2, var_1_23=500, var_1_24=5, var_1_25=255/2, var_1_26=33797, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=256, var_1_7=5, var_1_8=4294934788, var_1_9=10737418239] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_13=100, var_1_14=1, var_1_15=3489174775, var_1_16=1, var_1_17=-16, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_21=15/2, var_1_22=199/2, var_1_23=500, var_1_24=5, var_1_25=255/2, var_1_26=33797, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=256, var_1_7=5, var_1_8=4294934788, var_1_9=10737418239] [L166] CALL assume_abort_if_not(var_1_12 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=254, var_1_13=100, var_1_14=1, var_1_15=3489174775, var_1_16=1, var_1_17=-16, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_21=15/2, var_1_22=199/2, var_1_23=500, var_1_24=5, var_1_25=255/2, var_1_26=33797, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=256, var_1_7=5, var_1_8=4294934788, var_1_9=10737418239] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_12 <= 254) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=254, var_1_13=100, var_1_14=1, var_1_15=3489174775, var_1_16=1, var_1_17=-16, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_21=15/2, var_1_22=199/2, var_1_23=500, var_1_24=5, var_1_25=255/2, var_1_26=33797, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=256, var_1_7=5, var_1_8=4294934788, var_1_9=10737418239] [L167] var_1_14 = __VERIFIER_nondet_long() [L168] CALL assume_abort_if_not(var_1_14 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=254, var_1_13=100, var_1_14=2147483647, var_1_15=3489174775, var_1_16=1, var_1_17=-16, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_21=15/2, var_1_22=199/2, var_1_23=500, var_1_24=5, var_1_25=255/2, var_1_26=33797, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=256, var_1_7=5, var_1_8=4294934788, var_1_9=10737418239] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_14 >= -2147483648) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=254, var_1_13=100, var_1_14=2147483647, var_1_15=3489174775, var_1_16=1, var_1_17=-16, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_21=15/2, var_1_22=199/2, var_1_23=500, var_1_24=5, var_1_25=255/2, var_1_26=33797, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=256, var_1_7=5, var_1_8=4294934788, var_1_9=10737418239] [L169] CALL assume_abort_if_not(var_1_14 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=254, var_1_13=100, var_1_14=2147483647, var_1_15=3489174775, var_1_16=1, var_1_17=-16, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_21=15/2, var_1_22=199/2, var_1_23=500, var_1_24=5, var_1_25=255/2, var_1_26=33797, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=256, var_1_7=5, var_1_8=4294934788, var_1_9=10737418239] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_14 <= 2147483647) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=254, var_1_13=100, var_1_14=2147483647, var_1_15=3489174775, var_1_16=1, var_1_17=-16, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_21=15/2, var_1_22=199/2, var_1_23=500, var_1_24=5, var_1_25=255/2, var_1_26=33797, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=256, var_1_7=5, var_1_8=4294934788, var_1_9=10737418239] [L170] CALL assume_abort_if_not(var_1_14 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=254, var_1_13=100, var_1_14=2147483647, var_1_15=3489174775, var_1_16=1, var_1_17=-16, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_21=15/2, var_1_22=199/2, var_1_23=500, var_1_24=5, var_1_25=255/2, var_1_26=33797, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=256, var_1_7=5, var_1_8=4294934788, var_1_9=10737418239] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_14 != 0) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=254, var_1_13=100, var_1_14=2147483647, var_1_15=3489174775, var_1_16=1, var_1_17=-16, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_21=15/2, var_1_22=199/2, var_1_23=500, var_1_24=5, var_1_25=255/2, var_1_26=33797, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=256, var_1_7=5, var_1_8=4294934788, var_1_9=10737418239] [L171] var_1_15 = __VERIFIER_nondet_ulong() [L172] CALL assume_abort_if_not(var_1_15 >= 3221225470) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=254, var_1_13=100, var_1_14=2147483647, var_1_15=3221225470, var_1_16=1, var_1_17=-16, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_21=15/2, var_1_22=199/2, var_1_23=500, var_1_24=5, var_1_25=255/2, var_1_26=33797, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=256, var_1_7=5, var_1_8=4294934788, var_1_9=10737418239] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_15 >= 3221225470) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=254, var_1_13=100, var_1_14=2147483647, var_1_15=3221225470, var_1_16=1, var_1_17=-16, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_21=15/2, var_1_22=199/2, var_1_23=500, var_1_24=5, var_1_25=255/2, var_1_26=33797, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=256, var_1_7=5, var_1_8=4294934788, var_1_9=10737418239] [L173] CALL assume_abort_if_not(var_1_15 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=254, var_1_13=100, var_1_14=2147483647, var_1_15=3221225470, var_1_16=1, var_1_17=-16, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_21=15/2, var_1_22=199/2, var_1_23=500, var_1_24=5, var_1_25=255/2, var_1_26=33797, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=256, var_1_7=5, var_1_8=4294934788, var_1_9=10737418239] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_15 <= 4294967294) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=254, var_1_13=100, var_1_14=2147483647, var_1_15=3221225470, var_1_16=1, var_1_17=-16, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_21=15/2, var_1_22=199/2, var_1_23=500, var_1_24=5, var_1_25=255/2, var_1_26=33797, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=256, var_1_7=5, var_1_8=4294934788, var_1_9=10737418239] [L174] var_1_17 = __VERIFIER_nondet_char() [L175] CALL assume_abort_if_not(var_1_17 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=254, var_1_13=100, var_1_14=2147483647, var_1_15=3221225470, var_1_16=1, var_1_17=126, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_21=15/2, var_1_22=199/2, var_1_23=500, var_1_24=5, var_1_25=255/2, var_1_26=33797, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=256, var_1_7=5, var_1_8=4294934788, var_1_9=10737418239] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_17 >= -127) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=254, var_1_13=100, var_1_14=2147483647, var_1_15=3221225470, var_1_16=1, var_1_17=126, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_21=15/2, var_1_22=199/2, var_1_23=500, var_1_24=5, var_1_25=255/2, var_1_26=33797, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=256, var_1_7=5, var_1_8=4294934788, var_1_9=10737418239] [L176] CALL assume_abort_if_not(var_1_17 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=254, var_1_13=100, var_1_14=2147483647, var_1_15=3221225470, var_1_16=1, var_1_17=126, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_21=15/2, var_1_22=199/2, var_1_23=500, var_1_24=5, var_1_25=255/2, var_1_26=33797, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=256, var_1_7=5, var_1_8=4294934788, var_1_9=10737418239] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_17 <= 126) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=254, var_1_13=100, var_1_14=2147483647, var_1_15=3221225470, var_1_16=1, var_1_17=126, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_21=15/2, var_1_22=199/2, var_1_23=500, var_1_24=5, var_1_25=255/2, var_1_26=33797, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=256, var_1_7=5, var_1_8=4294934788, var_1_9=10737418239] [L177] var_1_21 = __VERIFIER_nondet_double() [L178] CALL assume_abort_if_not((var_1_21 >= -922337.2036854776000e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=254, var_1_13=100, var_1_14=2147483647, var_1_15=3221225470, var_1_16=1, var_1_17=126, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_22=199/2, var_1_23=500, var_1_24=5, var_1_25=255/2, var_1_26=33797, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=256, var_1_7=5, var_1_8=4294934788, var_1_9=10737418239] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not((var_1_21 >= -922337.2036854776000e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=254, var_1_13=100, var_1_14=2147483647, var_1_15=3221225470, var_1_16=1, var_1_17=126, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_22=199/2, var_1_23=500, var_1_24=5, var_1_25=255/2, var_1_26=33797, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=256, var_1_7=5, var_1_8=4294934788, var_1_9=10737418239] [L179] var_1_22 = __VERIFIER_nondet_double() [L180] CALL assume_abort_if_not((var_1_22 >= -922337.2036854776000e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854776000e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=254, var_1_13=100, var_1_14=2147483647, var_1_15=3221225470, var_1_16=1, var_1_17=126, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_23=500, var_1_24=5, var_1_25=255/2, var_1_26=33797, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=256, var_1_7=5, var_1_8=4294934788, var_1_9=10737418239] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not((var_1_22 >= -922337.2036854776000e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854776000e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=254, var_1_13=100, var_1_14=2147483647, var_1_15=3221225470, var_1_16=1, var_1_17=126, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_23=500, var_1_24=5, var_1_25=255/2, var_1_26=33797, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=256, var_1_7=5, var_1_8=4294934788, var_1_9=10737418239] [L181] var_1_25 = __VERIFIER_nondet_double() [L182] CALL assume_abort_if_not((var_1_25 >= -922337.2036854776000e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854776000e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=254, var_1_13=100, var_1_14=2147483647, var_1_15=3221225470, var_1_16=1, var_1_17=126, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_23=500, var_1_24=5, var_1_26=33797, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=256, var_1_7=5, var_1_8=4294934788, var_1_9=10737418239] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not((var_1_25 >= -922337.2036854776000e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854776000e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=254, var_1_13=100, var_1_14=2147483647, var_1_15=3221225470, var_1_16=1, var_1_17=126, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_23=500, var_1_24=5, var_1_26=33797, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=256, var_1_7=5, var_1_8=4294934788, var_1_9=10737418239] [L183] var_1_26 = __VERIFIER_nondet_ushort() [L184] CALL assume_abort_if_not(var_1_26 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=254, var_1_13=100, var_1_14=2147483647, var_1_15=3221225470, var_1_16=1, var_1_17=126, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_23=500, var_1_24=5, var_1_26=32767, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=256, var_1_7=5, var_1_8=4294934788, var_1_9=10737418239] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_26 >= 32767) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=254, var_1_13=100, var_1_14=2147483647, var_1_15=3221225470, var_1_16=1, var_1_17=126, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_23=500, var_1_24=5, var_1_26=32767, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=256, var_1_7=5, var_1_8=4294934788, var_1_9=10737418239] [L185] CALL assume_abort_if_not(var_1_26 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=254, var_1_13=100, var_1_14=2147483647, var_1_15=3221225470, var_1_16=1, var_1_17=126, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_23=500, var_1_24=5, var_1_26=32767, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=256, var_1_7=5, var_1_8=4294934788, var_1_9=10737418239] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_26 <= 65534) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=254, var_1_13=100, var_1_14=2147483647, var_1_15=3221225470, var_1_16=1, var_1_17=126, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_23=500, var_1_24=5, var_1_26=32767, var_1_28=27913, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=256, var_1_7=5, var_1_8=4294934788, var_1_9=10737418239] [L186] var_1_28 = __VERIFIER_nondet_ushort() [L187] CALL assume_abort_if_not(var_1_28 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=254, var_1_13=100, var_1_14=2147483647, var_1_15=3221225470, var_1_16=1, var_1_17=126, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_23=500, var_1_24=5, var_1_26=32767, var_1_28=-49153, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=256, var_1_7=5, var_1_8=4294934788, var_1_9=10737418239] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_28 >= 16383) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=254, var_1_13=100, var_1_14=2147483647, var_1_15=3221225470, var_1_16=1, var_1_17=126, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_23=500, var_1_24=5, var_1_26=32767, var_1_28=-49153, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=256, var_1_7=5, var_1_8=4294934788, var_1_9=10737418239] [L188] CALL assume_abort_if_not(var_1_28 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=254, var_1_13=100, var_1_14=2147483647, var_1_15=3221225470, var_1_16=1, var_1_17=126, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_23=500, var_1_24=5, var_1_26=32767, var_1_28=-49153, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=256, var_1_7=5, var_1_8=4294934788, var_1_9=10737418239] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_28 <= 32767) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=254, var_1_13=100, var_1_14=2147483647, var_1_15=3221225470, var_1_16=1, var_1_17=126, var_1_18=0, var_1_19=64, var_1_1=64, var_1_20=2, var_1_23=500, var_1_24=5, var_1_26=32767, var_1_28=-49153, var_1_2=-4294999805, var_1_30=2, var_1_3=0, var_1_5=257, var_1_6=256, var_1_7=5, var_1_8=4294934788, var_1_9=10737418239] [L206] RET updateVariables() [L207] CALL step() [L54] unsigned long int stepLocal_5 = var_1_9; [L55] unsigned long int stepLocal_4 = (((0u) < (((((last_1_var_1_7) > (last_1_var_1_24)) ? (last_1_var_1_7) : (last_1_var_1_24))))) ? (0u) : (((((last_1_var_1_7) > (last_1_var_1_24)) ? (last_1_var_1_7) : (last_1_var_1_24))))); [L56] COND FALSE !(last_1_var_1_30 >= stepLocal_5) [L67] var_1_23 = var_1_12 [L69] signed long int stepLocal_6 = -1; [L70] COND TRUE var_1_22 <= ((((var_1_21) < (var_1_25)) ? (var_1_21) : (var_1_25))) [L71] var_1_24 = (((((var_1_26 - ((((last_1_var_1_24) < (var_1_12)) ? (last_1_var_1_24) : (var_1_12))))) > (last_1_var_1_7)) ? ((var_1_26 - ((((last_1_var_1_24) < (var_1_12)) ? (last_1_var_1_24) : (var_1_12))))) : (last_1_var_1_7))) [L77] EXPR last_1_var_1_7 >> var_1_2 [L77] COND TRUE (last_1_var_1_7 >> var_1_2) >= (((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))) - ((((last_1_var_1_24) < (last_1_var_1_24)) ? (last_1_var_1_24) : (last_1_var_1_24)))) [L78] var_1_7 = var_1_12 [L82] COND FALSE !(((((var_1_21) < (var_1_22)) ? (var_1_21) : (var_1_22))) >= (- 9.5)) [L85] var_1_1 = (var_1_2 - 8u) [L86] EXPR var_1_12 ^ var_1_7 [L86] signed long int stepLocal_1 = var_1_12 ^ var_1_7; [L87] signed long int stepLocal_0 = var_1_24 % var_1_14; [L88] COND TRUE stepLocal_0 > 16u [L89] COND FALSE !(var_1_14 < stepLocal_1) [L95] COND TRUE var_1_12 >= var_1_7 [L96] var_1_16 = var_1_17 [L98] unsigned char stepLocal_9 = var_1_6; [L99] unsigned short int stepLocal_8 = var_1_24; [L100] signed char stepLocal_7 = var_1_16; [L101] COND TRUE (last_1_var_1_30 / var_1_26) != stepLocal_8 [L102] COND FALSE !(var_1_23 <= stepLocal_7) [L105] COND FALSE !((var_1_25 != (- 50.7)) && stepLocal_9) [L110] var_1_30 = var_1_7 [L116] COND TRUE ((- var_1_2) + var_1_7) != var_1_24 [L117] COND TRUE var_1_2 >= var_1_24 [L118] var_1_3 = 1 [L125] unsigned long int stepLocal_2 = var_1_2; [L126] COND TRUE var_1_8 > stepLocal_2 [L127] var_1_18 = (((((-32) > (var_1_12)) ? (-32) : (var_1_12))) + ((((var_1_20) < (last_1_var_1_18)) ? (var_1_20) : (last_1_var_1_18)))) [L135] unsigned char stepLocal_3 = var_1_12; [L136] COND TRUE \read(var_1_3) [L137] var_1_19 = var_1_17 [L207] RET step() [L208] CALL, EXPR property() [L197] EXPR ((var_1_1 == ((unsigned long int) (var_1_2 - 8u))) && ((((- var_1_2) + var_1_7) != var_1_24) ? ((var_1_2 >= var_1_24) ? (var_1_3 == ((unsigned char) 1)) : (var_1_3 == ((unsigned char) var_1_5))) : (var_1_3 == ((unsigned char) var_1_6)))) && (((last_1_var_1_7 >> var_1_2) >= (((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))) - ((((last_1_var_1_24) < (last_1_var_1_24)) ? (last_1_var_1_24) : (last_1_var_1_24))))) ? (var_1_7 == ((unsigned char) var_1_12)) : (var_1_7 == ((unsigned char) var_1_12))) [L197] EXPR last_1_var_1_7 >> var_1_2 [L197] EXPR ((var_1_1 == ((unsigned long int) (var_1_2 - 8u))) && ((((- var_1_2) + var_1_7) != var_1_24) ? ((var_1_2 >= var_1_24) ? (var_1_3 == ((unsigned char) 1)) : (var_1_3 == ((unsigned char) var_1_5))) : (var_1_3 == ((unsigned char) var_1_6)))) && (((last_1_var_1_7 >> var_1_2) >= (((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))) - ((((last_1_var_1_24) < (last_1_var_1_24)) ? (last_1_var_1_24) : (last_1_var_1_24))))) ? (var_1_7 == ((unsigned char) var_1_12)) : (var_1_7 == ((unsigned char) var_1_12))) [L197] EXPR (((var_1_1 == ((unsigned long int) (var_1_2 - 8u))) && ((((- var_1_2) + var_1_7) != var_1_24) ? ((var_1_2 >= var_1_24) ? (var_1_3 == ((unsigned char) 1)) : (var_1_3 == ((unsigned char) var_1_5))) : (var_1_3 == ((unsigned char) var_1_6)))) && (((last_1_var_1_7 >> var_1_2) >= (((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))) - ((((last_1_var_1_24) < (last_1_var_1_24)) ? (last_1_var_1_24) : (last_1_var_1_24))))) ? (var_1_7 == ((unsigned char) var_1_12)) : (var_1_7 == ((unsigned char) var_1_12)))) && (((var_1_24 % var_1_14) > 16u) ? ((var_1_14 < (var_1_12 ^ var_1_7)) ? (var_1_13 == ((unsigned long int) ((((((((var_1_7) > (var_1_2)) ? (var_1_7) : (var_1_2)))) > (((var_1_15 - var_1_23) - var_1_24))) ? (((((var_1_7) > (var_1_2)) ? (var_1_7) : (var_1_2)))) : (((var_1_15 - var_1_23) - var_1_24)))))) : 1) : (var_1_13 == ((unsigned long int) ((((var_1_24) < (var_1_7)) ? (var_1_24) : (var_1_7)))))) [L197] EXPR ((var_1_24 % var_1_14) > 16u) ? ((var_1_14 < (var_1_12 ^ var_1_7)) ? (var_1_13 == ((unsigned long int) ((((((((var_1_7) > (var_1_2)) ? (var_1_7) : (var_1_2)))) > (((var_1_15 - var_1_23) - var_1_24))) ? (((((var_1_7) > (var_1_2)) ? (var_1_7) : (var_1_2)))) : (((var_1_15 - var_1_23) - var_1_24)))))) : 1) : (var_1_13 == ((unsigned long int) ((((var_1_24) < (var_1_7)) ? (var_1_24) : (var_1_7))))) [L197] EXPR var_1_12 ^ var_1_7 [L197] EXPR ((var_1_24 % var_1_14) > 16u) ? ((var_1_14 < (var_1_12 ^ var_1_7)) ? (var_1_13 == ((unsigned long int) ((((((((var_1_7) > (var_1_2)) ? (var_1_7) : (var_1_2)))) > (((var_1_15 - var_1_23) - var_1_24))) ? (((((var_1_7) > (var_1_2)) ? (var_1_7) : (var_1_2)))) : (((var_1_15 - var_1_23) - var_1_24)))))) : 1) : (var_1_13 == ((unsigned long int) ((((var_1_24) < (var_1_7)) ? (var_1_24) : (var_1_7))))) [L197] EXPR (((var_1_1 == ((unsigned long int) (var_1_2 - 8u))) && ((((- var_1_2) + var_1_7) != var_1_24) ? ((var_1_2 >= var_1_24) ? (var_1_3 == ((unsigned char) 1)) : (var_1_3 == ((unsigned char) var_1_5))) : (var_1_3 == ((unsigned char) var_1_6)))) && (((last_1_var_1_7 >> var_1_2) >= (((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))) - ((((last_1_var_1_24) < (last_1_var_1_24)) ? (last_1_var_1_24) : (last_1_var_1_24))))) ? (var_1_7 == ((unsigned char) var_1_12)) : (var_1_7 == ((unsigned char) var_1_12)))) && (((var_1_24 % var_1_14) > 16u) ? ((var_1_14 < (var_1_12 ^ var_1_7)) ? (var_1_13 == ((unsigned long int) ((((((((var_1_7) > (var_1_2)) ? (var_1_7) : (var_1_2)))) > (((var_1_15 - var_1_23) - var_1_24))) ? (((((var_1_7) > (var_1_2)) ? (var_1_7) : (var_1_2)))) : (((var_1_15 - var_1_23) - var_1_24)))))) : 1) : (var_1_13 == ((unsigned long int) ((((var_1_24) < (var_1_7)) ? (var_1_24) : (var_1_7)))))) [L197-L198] return ((((((((((var_1_1 == ((unsigned long int) (var_1_2 - 8u))) && ((((- var_1_2) + var_1_7) != var_1_24) ? ((var_1_2 >= var_1_24) ? (var_1_3 == ((unsigned char) 1)) : (var_1_3 == ((unsigned char) var_1_5))) : (var_1_3 == ((unsigned char) var_1_6)))) && (((last_1_var_1_7 >> var_1_2) >= (((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))) - ((((last_1_var_1_24) < (last_1_var_1_24)) ? (last_1_var_1_24) : (last_1_var_1_24))))) ? (var_1_7 == ((unsigned char) var_1_12)) : (var_1_7 == ((unsigned char) var_1_12)))) && (((var_1_24 % var_1_14) > 16u) ? ((var_1_14 < (var_1_12 ^ var_1_7)) ? (var_1_13 == ((unsigned long int) ((((((((var_1_7) > (var_1_2)) ? (var_1_7) : (var_1_2)))) > (((var_1_15 - var_1_23) - var_1_24))) ? (((((var_1_7) > (var_1_2)) ? (var_1_7) : (var_1_2)))) : (((var_1_15 - var_1_23) - var_1_24)))))) : 1) : (var_1_13 == ((unsigned long int) ((((var_1_24) < (var_1_7)) ? (var_1_24) : (var_1_7))))))) && ((var_1_12 >= var_1_7) ? (var_1_16 == ((signed char) var_1_17)) : 1)) && ((var_1_8 > var_1_2) ? (var_1_18 == ((signed short int) (((((-32) > (var_1_12)) ? (-32) : (var_1_12))) + ((((var_1_20) < (last_1_var_1_18)) ? (var_1_20) : (last_1_var_1_18)))))) : (var_1_3 ? (var_1_18 == ((signed short int) var_1_12)) : (var_1_18 == ((signed short int) var_1_20))))) && (var_1_3 ? (var_1_19 == ((signed short int) var_1_17)) : ((var_1_12 < 100) ? (var_1_19 == ((signed short int) ((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17))))) : (var_1_5 ? (var_1_19 == ((signed short int) var_1_13)) : 1)))) && ((((((var_1_21) < (var_1_22)) ? (var_1_21) : (var_1_22))) >= (- 9.5)) ? (var_1_20 == ((signed short int) var_1_7)) : 1)) && ((last_1_var_1_30 >= var_1_9) ? (((last_1_var_1_30 / var_1_8) > ((((0u) < (((((last_1_var_1_7) > (last_1_var_1_24)) ? (last_1_var_1_7) : (last_1_var_1_24))))) ? (0u) : (((((last_1_var_1_7) > (last_1_var_1_24)) ? (last_1_var_1_7) : (last_1_var_1_24))))))) ? (var_1_6 ? (var_1_23 == ((signed short int) var_1_12)) : (var_1_23 == ((signed short int) last_1_var_1_24))) : (var_1_23 == ((signed short int) var_1_17))) : (var_1_23 == ((signed short int) var_1_12)))) && ((var_1_22 <= ((((var_1_21) < (var_1_25)) ? (var_1_21) : (var_1_25)))) ? (var_1_24 == ((unsigned short int) (((((var_1_26 - ((((last_1_var_1_24) < (var_1_12)) ? (last_1_var_1_24) : (var_1_12))))) > (last_1_var_1_7)) ? ((var_1_26 - ((((last_1_var_1_24) < (var_1_12)) ? (last_1_var_1_24) : (var_1_12))))) : (last_1_var_1_7))))) : (((last_1_var_1_24 + (last_1_var_1_18 / 16)) < -1) ? (var_1_24 == ((unsigned short int) (((((((((var_1_12) < 0 ) ? -(var_1_12) : (var_1_12)))) < (last_1_var_1_24)) ? (((((var_1_12) < 0 ) ? -(var_1_12) : (var_1_12)))) : (last_1_var_1_24))) + (((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28))) - (last_1_var_1_7 + 2))))) : 1))) && (((last_1_var_1_30 / var_1_26) != var_1_24) ? ((var_1_23 <= var_1_16) ? (var_1_30 == ((signed long int) ((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28))))) : (((var_1_25 != (- 50.7)) && var_1_6) ? (var_1_6 ? (var_1_30 == ((signed long int) var_1_15)) : 1) : (var_1_30 == ((signed long int) var_1_7)))) : (var_1_30 == ((signed long int) var_1_7))) ; [L208] RET, EXPR property() [L208] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=254, var_1_13=100, var_1_14=2147483647, var_1_15=3221225470, var_1_16=126, var_1_17=126, var_1_18=254, var_1_19=126, var_1_1=-4294999813, var_1_20=2, var_1_23=254, var_1_24=32762, var_1_26=32767, var_1_28=-49153, var_1_2=-4294999805, var_1_30=254, var_1_3=1, var_1_5=257, var_1_6=256, var_1_7=254, var_1_8=4294934788, var_1_9=10737418239] [L19] reach_error() VAL [isInitial=1, last_1_var_1_18=0, last_1_var_1_24=5, last_1_var_1_30=2, last_1_var_1_7=5, var_1_12=254, var_1_13=100, var_1_14=2147483647, var_1_15=3221225470, var_1_16=126, var_1_17=126, var_1_18=254, var_1_19=126, var_1_1=-4294999813, var_1_20=2, var_1_23=254, var_1_24=32762, var_1_26=32767, var_1_28=-49153, var_1_2=-4294999805, var_1_30=254, var_1_3=1, var_1_5=257, var_1_6=256, var_1_7=254, var_1_8=4294934788, var_1_9=10737418239] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 49 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.4s, OverallIterations: 1, TraceHistogramMax: 26, 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=49occurred 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, 2.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 192 NumberOfCodeBlocks, 192 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-14 05:42:16,343 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-61.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E --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 dbe45afa86e2c578c058b9245371f9cd8d3f7cde9f82c7f7a0cfc33405a8ed29 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 05:42:19,819 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 05:42:20,016 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 05:42:20,029 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 05:42:20,033 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 05:42:20,088 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 05:42:20,089 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 05:42:20,089 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 05:42:20,090 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 05:42:20,091 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 05:42:20,092 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 05:42:20,092 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 05:42:20,092 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 05:42:20,093 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 05:42:20,093 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 05:42:20,093 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 05:42:20,093 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 05:42:20,093 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 05:42:20,094 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 05:42:20,094 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 05:42:20,094 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 05:42:20,094 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 05:42:20,094 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 05:42:20,094 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 05:42:20,094 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 05:42:20,094 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 05:42:20,094 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 05:42:20,095 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 05:42:20,095 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 05:42:20,095 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 05:42:20,095 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 05:42:20,095 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 05:42:20,095 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 05:42:20,095 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 05:42:20,095 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 05:42:20,095 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:42:20,096 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 05:42:20,096 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 05:42:20,096 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 05:42:20,097 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 05:42:20,098 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 05:42:20,098 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 05:42:20,098 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 05:42:20,098 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E 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 -> dbe45afa86e2c578c058b9245371f9cd8d3f7cde9f82c7f7a0cfc33405a8ed29 [2024-11-14 05:42:20,544 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 05:42:20,556 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 05:42:20,560 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 05:42:20,562 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 05:42:20,563 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 05:42:20,567 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-61.i Unable to find full path for "g++" [2024-11-14 05:42:22,955 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 05:42:23,376 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 05:42:23,377 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-61.i [2024-11-14 05:42:23,398 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/data/ecba7c23f/2e2d8a04e30c4d8e999c9db840b77c34/FLAG2e8c31ec3 [2024-11-14 05:42:23,430 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/data/ecba7c23f/2e2d8a04e30c4d8e999c9db840b77c34 [2024-11-14 05:42:23,434 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 05:42:23,436 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 05:42:23,440 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 05:42:23,440 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 05:42:23,447 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 05:42:23,448 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:42:23" (1/1) ... [2024-11-14 05:42:23,450 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@296b95d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:42:23, skipping insertion in model container [2024-11-14 05:42:23,452 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:42:23" (1/1) ... [2024-11-14 05:42:23,487 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 05:42:23,724 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-61.i[916,929] [2024-11-14 05:42:23,912 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:42:23,938 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 05:42:23,953 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-61.i[916,929] [2024-11-14 05:42:24,037 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:42:24,075 INFO L204 MainTranslator]: Completed translation [2024-11-14 05:42:24,077 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:42:24 WrapperNode [2024-11-14 05:42:24,077 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 05:42:24,079 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 05:42:24,079 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 05:42:24,080 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 05:42:24,093 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:42:24" (1/1) ... [2024-11-14 05:42:24,121 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:42:24" (1/1) ... [2024-11-14 05:42:24,186 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 196 [2024-11-14 05:42:24,186 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 05:42:24,187 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 05:42:24,187 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 05:42:24,187 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 05:42:24,199 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:42:24" (1/1) ... [2024-11-14 05:42:24,200 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:42:24" (1/1) ... [2024-11-14 05:42:24,209 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:42:24" (1/1) ... [2024-11-14 05:42:24,213 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:42:24" (1/1) ... [2024-11-14 05:42:24,242 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:42:24" (1/1) ... [2024-11-14 05:42:24,256 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:42:24" (1/1) ... [2024-11-14 05:42:24,260 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:42:24" (1/1) ... [2024-11-14 05:42:24,265 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:42:24" (1/1) ... [2024-11-14 05:42:24,273 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 05:42:24,278 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 05:42:24,278 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 05:42:24,282 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 05:42:24,283 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:42:24" (1/1) ... [2024-11-14 05:42:24,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:42:24,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:42:24,332 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 05:42:24,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 05:42:24,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 05:42:24,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 05:42:24,377 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 05:42:24,377 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 05:42:24,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 05:42:24,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 05:42:24,551 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 05:42:24,554 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 05:42:25,614 INFO L? ?]: Removed 29 outVars from TransFormulas that were not future-live. [2024-11-14 05:42:25,614 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 05:42:25,634 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 05:42:25,636 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 05:42:25,637 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:42:25 BoogieIcfgContainer [2024-11-14 05:42:25,637 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 05:42:25,641 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 05:42:25,641 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 05:42:25,648 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 05:42:25,648 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 05:42:23" (1/3) ... [2024-11-14 05:42:25,649 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62d41fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:42:25, skipping insertion in model container [2024-11-14 05:42:25,649 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:42:24" (2/3) ... [2024-11-14 05:42:25,650 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62d41fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:42:25, skipping insertion in model container [2024-11-14 05:42:25,651 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:42:25" (3/3) ... [2024-11-14 05:42:25,652 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-61.i [2024-11-14 05:42:25,673 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 05:42:25,676 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-1loop_file-61.i that has 2 procedures, 85 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 05:42:25,770 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 05:42:25,794 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7801866a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 05:42:25,795 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 05:42:25,800 INFO L276 IsEmpty]: Start isEmpty. Operand has 85 states, 56 states have (on average 1.4642857142857142) internal successors, (82), 57 states have internal predecessors, (82), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-14 05:42:25,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-14 05:42:25,824 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:42:25,825 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:42:25,826 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:42:25,833 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:42:25,833 INFO L85 PathProgramCache]: Analyzing trace with hash -1103915389, now seen corresponding path program 1 times [2024-11-14 05:42:25,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:42:25,854 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1200186487] [2024-11-14 05:42:25,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:42:25,857 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:42:25,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:42:25,860 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 05:42:25,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-14 05:42:26,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:42:26,392 INFO L255 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-14 05:42:26,406 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:42:27,311 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 435 proven. 60 refuted. 0 times theorem prover too weak. 805 trivial. 0 not checked. [2024-11-14 05:42:27,311 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:42:28,051 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 15 proven. 60 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2024-11-14 05:42:28,052 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:42:28,052 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1200186487] [2024-11-14 05:42:28,053 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1200186487] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 05:42:28,053 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2069311909] [2024-11-14 05:42:28,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:42:28,054 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 05:42:28,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 05:42:28,060 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 05:42:28,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-14 05:42:29,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:42:29,299 INFO L255 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 05:42:29,307 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:42:30,029 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 435 proven. 60 refuted. 0 times theorem prover too weak. 805 trivial. 0 not checked. [2024-11-14 05:42:30,029 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:42:30,744 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 15 proven. 60 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2024-11-14 05:42:30,744 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2069311909] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 05:42:30,744 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1733032003] [2024-11-14 05:42:30,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:42:30,745 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 05:42:30,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:42:30,748 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 05:42:30,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-14 05:42:30,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:42:31,002 INFO L255 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-14 05:42:31,007 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:42:31,678 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 435 proven. 60 refuted. 0 times theorem prover too weak. 805 trivial. 0 not checked. [2024-11-14 05:42:31,678 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:42:32,314 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 15 proven. 60 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2024-11-14 05:42:32,315 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1733032003] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 05:42:32,315 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-14 05:42:32,316 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6, 6, 6] total 8 [2024-11-14 05:42:32,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1563624383] [2024-11-14 05:42:32,319 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-14 05:42:32,326 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-14 05:42:32,326 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:42:32,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-14 05:42:32,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-14 05:42:32,364 INFO L87 Difference]: Start difference. First operand has 85 states, 56 states have (on average 1.4642857142857142) internal successors, (82), 57 states have internal predecessors, (82), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 2 states have call successors, (46), 2 states have call predecessors, (46), 4 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2024-11-14 05:42:33,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:42:33,963 INFO L93 Difference]: Finished difference Result 263 states and 464 transitions. [2024-11-14 05:42:33,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 05:42:33,966 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 2 states have call successors, (46), 2 states have call predecessors, (46), 4 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) Word has length 168 [2024-11-14 05:42:33,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:42:33,977 INFO L225 Difference]: With dead ends: 263 [2024-11-14 05:42:33,977 INFO L226 Difference]: Without dead ends: 173 [2024-11-14 05:42:33,983 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1014 GetRequests, 994 SyntacticMatches, 3 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=112, Invalid=230, Unknown=0, NotChecked=0, Total=342 [2024-11-14 05:42:33,987 INFO L432 NwaCegarLoop]: 95 mSDtfsCounter, 267 mSDsluCounter, 218 mSDsCounter, 0 mSdLazyCounter, 196 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 273 SdHoareTripleChecker+Valid, 313 SdHoareTripleChecker+Invalid, 294 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 196 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-14 05:42:33,988 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [273 Valid, 313 Invalid, 294 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 196 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-14 05:42:34,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2024-11-14 05:42:34,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 90. [2024-11-14 05:42:34,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 61 states have (on average 1.3442622950819672) internal successors, (82), 61 states have internal predecessors, (82), 26 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-14 05:42:34,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 134 transitions. [2024-11-14 05:42:34,064 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 134 transitions. Word has length 168 [2024-11-14 05:42:34,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:42:34,066 INFO L471 AbstractCegarLoop]: Abstraction has 90 states and 134 transitions. [2024-11-14 05:42:34,066 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 2 states have call successors, (46), 2 states have call predecessors, (46), 4 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2024-11-14 05:42:34,067 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 134 transitions. [2024-11-14 05:42:34,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-11-14 05:42:34,070 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:42:34,070 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:42:34,084 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 05:42:34,293 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-14 05:42:34,479 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-14 05:42:34,671 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt [2024-11-14 05:42:34,672 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:42:34,673 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:42:34,673 INFO L85 PathProgramCache]: Analyzing trace with hash 187245584, now seen corresponding path program 1 times [2024-11-14 05:42:34,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:42:34,674 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1744478934] [2024-11-14 05:42:34,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:42:34,674 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:42:34,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:42:34,677 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 05:42:34,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-14 05:42:35,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:42:35,071 INFO L255 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-14 05:42:35,078 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:42:37,954 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 584 proven. 105 refuted. 0 times theorem prover too weak. 611 trivial. 0 not checked. [2024-11-14 05:42:37,955 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:42:38,365 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:42:38,365 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1744478934] [2024-11-14 05:42:38,365 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1744478934] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 05:42:38,365 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1889026010] [2024-11-14 05:42:38,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:42:38,366 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 05:42:38,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 05:42:38,369 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 05:42:38,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-14 05:42:40,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:42:40,754 INFO L255 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-14 05:42:40,762 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:42:44,738 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 333 proven. 9 refuted. 0 times theorem prover too weak. 958 trivial. 0 not checked. [2024-11-14 05:42:44,738 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:42:48,185 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1889026010] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 05:42:48,185 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [911577512] [2024-11-14 05:42:48,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:42:48,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 05:42:48,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:42:48,189 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 05:42:48,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-14 05:42:48,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:42:48,499 INFO L255 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-14 05:42:48,505 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:42:54,274 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 346 proven. 81 refuted. 0 times theorem prover too weak. 873 trivial. 0 not checked. [2024-11-14 05:42:54,274 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:43:04,584 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [911577512] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 05:43:04,585 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 05:43:04,585 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8, 12] total 27 [2024-11-14 05:43:04,585 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482133706] [2024-11-14 05:43:04,585 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 05:43:04,587 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-14 05:43:04,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:43:04,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-14 05:43:04,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=189, Invalid=1371, Unknown=0, NotChecked=0, Total=1560 [2024-11-14 05:43:04,592 INFO L87 Difference]: Start difference. First operand 90 states and 134 transitions. Second operand has 28 states, 28 states have (on average 4.75) internal successors, (133), 27 states have internal predecessors, (133), 8 states have call successors, (78), 8 states have call predecessors, (78), 12 states have return successors, (78), 7 states have call predecessors, (78), 8 states have call successors, (78) [2024-11-14 05:43:24,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:43:24,763 INFO L93 Difference]: Finished difference Result 697 states and 1003 transitions. [2024-11-14 05:43:24,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-11-14 05:43:24,784 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 4.75) internal successors, (133), 27 states have internal predecessors, (133), 8 states have call successors, (78), 8 states have call predecessors, (78), 12 states have return successors, (78), 7 states have call predecessors, (78), 8 states have call successors, (78) Word has length 169 [2024-11-14 05:43:24,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:43:24,793 INFO L225 Difference]: With dead ends: 697 [2024-11-14 05:43:24,797 INFO L226 Difference]: Without dead ends: 610 [2024-11-14 05:43:24,807 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 626 GetRequests, 532 SyntacticMatches, 0 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2890 ImplicationChecksByTransitivity, 21.1s TimeCoverageRelationStatistics Valid=1629, Invalid=7491, Unknown=0, NotChecked=0, Total=9120 [2024-11-14 05:43:24,808 INFO L432 NwaCegarLoop]: 110 mSDtfsCounter, 1068 mSDsluCounter, 1394 mSDsCounter, 0 mSdLazyCounter, 1592 mSolverCounterSat, 338 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1068 SdHoareTripleChecker+Valid, 1504 SdHoareTripleChecker+Invalid, 1930 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 338 IncrementalHoareTripleChecker+Valid, 1592 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.8s IncrementalHoareTripleChecker+Time [2024-11-14 05:43:24,809 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1068 Valid, 1504 Invalid, 1930 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [338 Valid, 1592 Invalid, 0 Unknown, 0 Unchecked, 8.8s Time] [2024-11-14 05:43:24,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 610 states. [2024-11-14 05:43:24,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 610 to 372. [2024-11-14 05:43:24,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 372 states, 249 states have (on average 1.285140562248996) internal successors, (320), 250 states have internal predecessors, (320), 104 states have call successors, (104), 18 states have call predecessors, (104), 18 states have return successors, (104), 103 states have call predecessors, (104), 104 states have call successors, (104) [2024-11-14 05:43:24,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 528 transitions. [2024-11-14 05:43:24,906 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 528 transitions. Word has length 169 [2024-11-14 05:43:24,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:43:24,907 INFO L471 AbstractCegarLoop]: Abstraction has 372 states and 528 transitions. [2024-11-14 05:43:24,908 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 4.75) internal successors, (133), 27 states have internal predecessors, (133), 8 states have call successors, (78), 8 states have call predecessors, (78), 12 states have return successors, (78), 7 states have call predecessors, (78), 8 states have call successors, (78) [2024-11-14 05:43:24,908 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 528 transitions. [2024-11-14 05:43:24,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-14 05:43:24,915 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:43:24,915 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:43:24,932 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2024-11-14 05:43:25,124 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-14 05:43:25,338 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-14 05:43:25,516 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 05:43:25,516 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:43:25,517 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:43:25,517 INFO L85 PathProgramCache]: Analyzing trace with hash -1383853376, now seen corresponding path program 1 times [2024-11-14 05:43:25,518 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:43:25,518 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1364309251] [2024-11-14 05:43:25,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:43:25,518 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:43:25,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:43:25,521 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 05:43:25,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab361a3-ecbb-43e9-a459-fb0b84e56b2b/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-11-14 05:43:25,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:43:25,949 INFO L255 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-11-14 05:43:25,957 INFO L278 TraceCheckSpWp]: Computing forward predicates...