./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-39.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_57b643b8-952e-476d-bcd8-b3d42368e9fa/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57b643b8-952e-476d-bcd8-b3d42368e9fa/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_57b643b8-952e-476d-bcd8-b3d42368e9fa/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57b643b8-952e-476d-bcd8-b3d42368e9fa/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-39.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57b643b8-952e-476d-bcd8-b3d42368e9fa/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_57b643b8-952e-476d-bcd8-b3d42368e9fa/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 0a887a5683dc3434be29763f123f3a68dd687cbd4f60e3afec77d98780f59d3f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:30:05,768 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:30:05,893 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57b643b8-952e-476d-bcd8-b3d42368e9fa/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-13 23:30:05,903 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:30:05,903 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 23:30:05,952 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:30:05,954 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 23:30:05,954 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 23:30:05,955 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:30:05,955 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 23:30:05,955 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-13 23:30:05,955 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-13 23:30:05,956 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-13 23:30:05,956 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-13 23:30:05,956 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-13 23:30:05,956 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-13 23:30:05,956 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-13 23:30:05,956 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-13 23:30:05,957 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-13 23:30:05,957 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-13 23:30:05,957 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-13 23:30:05,957 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-13 23:30:05,958 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:30:05,958 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:30:05,958 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:30:05,958 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:30:05,958 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:30:05,959 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:30:05,959 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:30:05,959 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:30:05,959 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:30:05,959 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:30:05,959 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:30:05,959 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:30:05,959 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:30:05,960 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:30:05,960 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 23:30:05,960 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 23:30:05,960 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-13 23:30:05,961 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:30:05,961 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:30:05,961 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:30:05,961 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-13 23:30:05,961 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:30:05,961 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 23:30:05,961 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-13 23:30:05,962 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 23:30:05,962 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_57b643b8-952e-476d-bcd8-b3d42368e9fa/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 -> 0a887a5683dc3434be29763f123f3a68dd687cbd4f60e3afec77d98780f59d3f [2024-11-13 23:30:06,374 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:30:06,388 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:30:06,391 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:30:06,394 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:30:06,395 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:30:06,397 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57b643b8-952e-476d-bcd8-b3d42368e9fa/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-39.i Unable to find full path for "g++" [2024-11-13 23:30:08,837 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:30:09,170 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:30:09,173 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57b643b8-952e-476d-bcd8-b3d42368e9fa/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-39.i [2024-11-13 23:30:09,188 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57b643b8-952e-476d-bcd8-b3d42368e9fa/bin/utaipan-verify-sOmjnqqW8E/data/df71e76b3/ad20844f393d4c45a3885e8edc02d46d/FLAGa1be7d586 [2024-11-13 23:30:09,208 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57b643b8-952e-476d-bcd8-b3d42368e9fa/bin/utaipan-verify-sOmjnqqW8E/data/df71e76b3/ad20844f393d4c45a3885e8edc02d46d [2024-11-13 23:30:09,211 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:30:09,213 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:30:09,214 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:30:09,215 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:30:09,222 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:30:09,223 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:30:09" (1/1) ... [2024-11-13 23:30:09,225 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19a0da9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:30:09, skipping insertion in model container [2024-11-13 23:30:09,225 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:30:09" (1/1) ... [2024-11-13 23:30:09,251 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:30:09,448 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_57b643b8-952e-476d-bcd8-b3d42368e9fa/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-39.i[913,926] [2024-11-13 23:30:09,526 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:30:09,539 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:30:09,551 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_57b643b8-952e-476d-bcd8-b3d42368e9fa/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-39.i[913,926] [2024-11-13 23:30:09,611 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:30:09,636 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:30:09,637 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:30:09 WrapperNode [2024-11-13 23:30:09,638 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:30:09,639 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:30:09,640 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:30:09,640 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:30:09,650 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:30:09" (1/1) ... [2024-11-13 23:30:09,666 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:30:09" (1/1) ... [2024-11-13 23:30:09,738 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 200 [2024-11-13 23:30:09,738 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:30:09,739 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:30:09,743 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:30:09,743 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:30:09,760 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:30:09" (1/1) ... [2024-11-13 23:30:09,761 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:30:09" (1/1) ... [2024-11-13 23:30:09,764 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:30:09" (1/1) ... [2024-11-13 23:30:09,764 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:30:09" (1/1) ... [2024-11-13 23:30:09,778 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:30:09" (1/1) ... [2024-11-13 23:30:09,785 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:30:09" (1/1) ... [2024-11-13 23:30:09,793 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:30:09" (1/1) ... [2024-11-13 23:30:09,798 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:30:09" (1/1) ... [2024-11-13 23:30:09,802 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:30:09,807 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:30:09,807 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:30:09,807 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:30:09,808 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:30:09" (1/1) ... [2024-11-13 23:30:09,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-13 23:30:09,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57b643b8-952e-476d-bcd8-b3d42368e9fa/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-13 23:30:09,876 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57b643b8-952e-476d-bcd8-b3d42368e9fa/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-13 23:30:09,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57b643b8-952e-476d-bcd8-b3d42368e9fa/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-13 23:30:09,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:30:09,915 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 23:30:09,915 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 23:30:09,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:30:09,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:30:09,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:30:10,040 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:30:10,043 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:30:10,550 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-13 23:30:10,551 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:30:10,875 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:30:10,875 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:30:10,875 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:30:10 BoogieIcfgContainer [2024-11-13 23:30:10,876 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:30:10,878 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 23:30:10,879 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 23:30:10,884 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 23:30:10,884 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 11:30:09" (1/3) ... [2024-11-13 23:30:10,885 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1af61fb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 11:30:10, skipping insertion in model container [2024-11-13 23:30:10,885 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:30:09" (2/3) ... [2024-11-13 23:30:10,886 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1af61fb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 11:30:10, skipping insertion in model container [2024-11-13 23:30:10,886 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:30:10" (3/3) ... [2024-11-13 23:30:10,887 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-39.i [2024-11-13 23:30:10,907 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 23:30:10,910 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_normal_file-39.i that has 2 procedures, 59 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-13 23:30:11,003 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 23:30:11,023 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;@7eba5203, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 23:30:11,026 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 23:30:11,032 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-13 23:30:11,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-13 23:30:11,049 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 23:30:11,050 INFO L215 NwaCegarLoop]: trace histogram [32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 23:30:11,051 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 23:30:11,055 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:30:11,056 INFO L85 PathProgramCache]: Analyzing trace with hash 1071884472, now seen corresponding path program 1 times [2024-11-13 23:30:11,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-13 23:30:11,066 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [136912209] [2024-11-13 23:30:11,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:30:11,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:30:12,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:30:12,155 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:30:12,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:30:12,621 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-13 23:30:12,624 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-13 23:30:12,626 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-13 23:30:12,629 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 23:30:12,634 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-13 23:30:12,777 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 23:30:12,781 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 11:30:12 BoogieIcfgContainer [2024-11-13 23:30:12,782 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 23:30:12,783 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:30:12,784 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:30:12,784 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:30:12,785 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:30:10" (3/4) ... [2024-11-13 23:30:12,787 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:30:12,788 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:30:12,789 INFO L158 Benchmark]: Toolchain (without parser) took 3577.18ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 70.7MB in the end (delta: 21.3MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2024-11-13 23:30:12,790 INFO L158 Benchmark]: CDTParser took 0.54ms. Allocated memory is still 83.9MB. Free memory is still 41.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:30:12,790 INFO L158 Benchmark]: CACSL2BoogieTranslator took 424.09ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 77.6MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:30:12,790 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.27ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 75.0MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:30:12,791 INFO L158 Benchmark]: Boogie Preprocessor took 66.76ms. Allocated memory is still 117.4MB. Free memory was 75.0MB in the beginning and 73.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:30:12,795 INFO L158 Benchmark]: RCFGBuilder took 1069.17ms. Allocated memory is still 117.4MB. Free memory was 73.6MB in the beginning and 77.7MB in the end (delta: -4.1MB). Peak memory consumption was 46.5MB. Max. memory is 16.1GB. [2024-11-13 23:30:12,795 INFO L158 Benchmark]: TraceAbstraction took 1903.88ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 71.7MB in the end (delta: 6.1MB). Peak memory consumption was 53.1MB. Max. memory is 16.1GB. [2024-11-13 23:30:12,796 INFO L158 Benchmark]: Witness Printer took 4.99ms. Allocated memory is still 117.4MB. Free memory was 70.7MB in the beginning and 70.7MB in the end (delta: 9.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:30:12,797 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54ms. Allocated memory is still 83.9MB. Free memory is still 41.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 424.09ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 77.6MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.27ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 75.0MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 66.76ms. Allocated memory is still 117.4MB. Free memory was 75.0MB in the beginning and 73.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1069.17ms. Allocated memory is still 117.4MB. Free memory was 73.6MB in the beginning and 77.7MB in the end (delta: -4.1MB). Peak memory consumption was 46.5MB. Max. memory is 16.1GB. * TraceAbstraction took 1903.88ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 71.7MB in the end (delta: 6.1MB). Peak memory consumption was 53.1MB. Max. memory is 16.1GB. * Witness Printer took 4.99ms. Allocated memory is still 117.4MB. Free memory was 70.7MB in the beginning and 70.7MB in the end (delta: 9.2kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 133, overapproximation of someBinaryFLOATComparisonOperation at line 83, overapproximation of someBinaryFLOATComparisonOperation at line 131, overapproximation of someBinaryFLOATComparisonOperation at line 137, overapproximation of someBinaryFLOATComparisonOperation at line 135, overapproximation of bitwiseOr at line 51, overapproximation of someBinaryArithmeticFLOAToperation at line 83. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -1; [L23] signed char var_1_2 = -2; [L24] signed char var_1_3 = 4; [L25] signed char var_1_4 = 10; [L26] signed long int var_1_5 = -1; [L27] unsigned char var_1_6 = 0; [L28] signed short int var_1_7 = 8; [L29] signed short int var_1_8 = 4; [L30] unsigned long int var_1_9 = 256; [L31] unsigned long int var_1_10 = 10; [L32] unsigned long int var_1_11 = 3084274888; [L33] unsigned long int var_1_12 = 2; [L34] unsigned long int var_1_13 = 50; [L35] signed long int var_1_14 = -10; [L36] signed char var_1_15 = -4; [L37] unsigned char var_1_16 = 0; [L38] signed long int var_1_17 = 2; [L39] signed long int var_1_18 = 256; [L40] float var_1_19 = 4.5; [L41] float var_1_20 = 15.375; [L42] float var_1_21 = 32.725; [L43] float var_1_22 = 63.5; [L44] float var_1_23 = 16.375; [L45] signed char var_1_24 = -32; [L46] signed char var_1_25 = 0; [L47] unsigned short int var_1_26 = 64; [L149] isInitial = 1 [L150] FCALL initially() [L151] COND TRUE 1 [L152] FCALL updateLastVariables() [L153] CALL updateVariables() [L91] var_1_2 = __VERIFIER_nondet_char() [L92] CALL assume_abort_if_not(var_1_2 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=4, var_1_4=10, var_1_5=-1, var_1_6=0, var_1_7=8, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(var_1_2 >= -128) VAL [isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=4, var_1_4=10, var_1_5=-1, var_1_6=0, var_1_7=8, var_1_8=4, var_1_9=256] [L93] CALL assume_abort_if_not(var_1_2 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=4, var_1_4=10, var_1_5=-1, var_1_6=0, var_1_7=8, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_2 <= 127) VAL [isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=4, var_1_4=10, var_1_5=-1, var_1_6=0, var_1_7=8, var_1_8=4, var_1_9=256] [L94] var_1_3 = __VERIFIER_nondet_char() [L95] CALL assume_abort_if_not(var_1_3 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=10, var_1_5=-1, var_1_6=0, var_1_7=8, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(var_1_3 >= -128) VAL [isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=10, var_1_5=-1, var_1_6=0, var_1_7=8, var_1_8=4, var_1_9=256] [L96] CALL assume_abort_if_not(var_1_3 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=10, var_1_5=-1, var_1_6=0, var_1_7=8, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_3 <= 127) VAL [isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=10, var_1_5=-1, var_1_6=0, var_1_7=8, var_1_8=4, var_1_9=256] [L97] var_1_4 = __VERIFIER_nondet_char() [L98] CALL assume_abort_if_not(var_1_4 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=-1, var_1_6=0, var_1_7=8, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_4 >= -128) VAL [isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=-1, var_1_6=0, var_1_7=8, var_1_8=4, var_1_9=256] [L99] CALL assume_abort_if_not(var_1_4 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=-1, var_1_6=0, var_1_7=8, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(var_1_4 <= 127) VAL [isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=-1, var_1_6=0, var_1_7=8, var_1_8=4, var_1_9=256] [L100] var_1_5 = __VERIFIER_nondet_long() [L101] CALL assume_abort_if_not(var_1_5 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=0, var_1_7=8, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_5 >= -2147483648) VAL [isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=0, var_1_7=8, var_1_8=4, var_1_9=256] [L102] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=0, var_1_7=8, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=0, var_1_7=8, var_1_8=4, var_1_9=256] [L103] var_1_6 = __VERIFIER_nondet_uchar() [L104] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_7=8, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_7=8, var_1_8=4, var_1_9=256] [L105] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=8, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=8, var_1_8=4, var_1_9=256] [L106] var_1_7 = __VERIFIER_nondet_short() [L107] CALL assume_abort_if_not(var_1_7 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_7 >= -1) VAL [isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=4, var_1_9=256] [L108] CALL assume_abort_if_not(var_1_7 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(var_1_7 <= 32766) VAL [isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=4, var_1_9=256] [L109] var_1_8 = __VERIFIER_nondet_short() [L110] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=1, var_1_9=256] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=1, var_1_9=256] [L111] CALL assume_abort_if_not(var_1_8 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=1, var_1_9=256] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not(var_1_8 <= 32766) VAL [isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=1, var_1_9=256] [L112] var_1_11 = __VERIFIER_nondet_ulong() [L113] CALL assume_abort_if_not(var_1_11 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=8589934590, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=1, var_1_9=256] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_11 >= 2147483647) VAL [isInitial=1, var_1_10=10, var_1_11=8589934590, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=1, var_1_9=256] [L114] CALL assume_abort_if_not(var_1_11 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=8589934590, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=1, var_1_9=256] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not(var_1_11 <= 4294967294) VAL [isInitial=1, var_1_10=10, var_1_11=8589934590, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=1, var_1_9=256] [L115] var_1_12 = __VERIFIER_nondet_ulong() [L116] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=8589934590, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=1, var_1_9=256] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, var_1_10=10, var_1_11=8589934590, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=1, var_1_9=256] [L117] CALL assume_abort_if_not(var_1_12 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=8589934590, var_1_12=4294967293, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=1, var_1_9=256] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(var_1_12 <= 4294967294) VAL [isInitial=1, var_1_10=10, var_1_11=8589934590, var_1_12=4294967293, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=1, var_1_9=256] [L118] var_1_15 = __VERIFIER_nondet_char() [L119] CALL assume_abort_if_not(var_1_15 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=8589934590, var_1_12=4294967293, var_1_13=50, var_1_14=-10, var_1_15=5, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=1, var_1_9=256] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_15 >= -128) VAL [isInitial=1, var_1_10=10, var_1_11=8589934590, var_1_12=4294967293, var_1_13=50, var_1_14=-10, var_1_15=5, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=1, var_1_9=256] [L120] CALL assume_abort_if_not(var_1_15 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=8589934590, var_1_12=4294967293, var_1_13=50, var_1_14=-10, var_1_15=5, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=1, var_1_9=256] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(var_1_15 <= 127) VAL [isInitial=1, var_1_10=10, var_1_11=8589934590, var_1_12=4294967293, var_1_13=50, var_1_14=-10, var_1_15=5, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=1, var_1_9=256] [L121] var_1_16 = __VERIFIER_nondet_uchar() [L122] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=8589934590, var_1_12=4294967293, var_1_13=50, var_1_14=-10, var_1_15=5, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=1, var_1_9=256] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=10, var_1_11=8589934590, var_1_12=4294967293, var_1_13=50, var_1_14=-10, var_1_15=5, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=1, var_1_9=256] [L123] CALL assume_abort_if_not(var_1_16 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=8589934590, var_1_12=4294967293, var_1_13=50, var_1_14=-10, var_1_15=5, var_1_16=1, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=1, var_1_9=256] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_16 <= 1) VAL [isInitial=1, var_1_10=10, var_1_11=8589934590, var_1_12=4294967293, var_1_13=50, var_1_14=-10, var_1_15=5, var_1_16=1, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=1, var_1_9=256] [L124] var_1_17 = __VERIFIER_nondet_long() [L125] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=8589934590, var_1_12=4294967293, var_1_13=50, var_1_14=-10, var_1_15=5, var_1_16=1, var_1_17=0, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=1, var_1_9=256] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=10, var_1_11=8589934590, var_1_12=4294967293, var_1_13=50, var_1_14=-10, var_1_15=5, var_1_16=1, var_1_17=0, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=1, var_1_9=256] [L126] CALL assume_abort_if_not(var_1_17 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=8589934590, var_1_12=4294967293, var_1_13=50, var_1_14=-10, var_1_15=5, var_1_16=1, var_1_17=0, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=1, var_1_9=256] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_17 <= 1073741823) VAL [isInitial=1, var_1_10=10, var_1_11=8589934590, var_1_12=4294967293, var_1_13=50, var_1_14=-10, var_1_15=5, var_1_16=1, var_1_17=0, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=1, var_1_9=256] [L127] var_1_18 = __VERIFIER_nondet_long() [L128] CALL assume_abort_if_not(var_1_18 >= -2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=8589934590, var_1_12=4294967293, var_1_13=50, var_1_14=-10, var_1_15=5, var_1_16=1, var_1_17=0, var_1_18=-2147483647, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=1, var_1_9=256] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_18 >= -2147483647) VAL [isInitial=1, var_1_10=10, var_1_11=8589934590, var_1_12=4294967293, var_1_13=50, var_1_14=-10, var_1_15=5, var_1_16=1, var_1_17=0, var_1_18=-2147483647, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=1, var_1_9=256] [L129] CALL assume_abort_if_not(var_1_18 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=8589934590, var_1_12=4294967293, var_1_13=50, var_1_14=-10, var_1_15=5, var_1_16=1, var_1_17=0, var_1_18=-2147483647, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=1, var_1_9=256] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(var_1_18 <= 2147483646) VAL [isInitial=1, var_1_10=10, var_1_11=8589934590, var_1_12=4294967293, var_1_13=50, var_1_14=-10, var_1_15=5, var_1_16=1, var_1_17=0, var_1_18=-2147483647, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=1, var_1_9=256] [L130] var_1_20 = __VERIFIER_nondet_float() [L131] CALL assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=8589934590, var_1_12=4294967293, var_1_13=50, var_1_14=-10, var_1_15=5, var_1_16=1, var_1_17=0, var_1_18=-2147483647, var_1_19=9/2, var_1_1=-1, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=1, var_1_9=256] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=10, var_1_11=8589934590, var_1_12=4294967293, var_1_13=50, var_1_14=-10, var_1_15=5, var_1_16=1, var_1_17=0, var_1_18=-2147483647, var_1_19=9/2, var_1_1=-1, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=1, var_1_9=256] [L132] var_1_21 = __VERIFIER_nondet_float() [L133] CALL assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=8589934590, var_1_12=4294967293, var_1_13=50, var_1_14=-10, var_1_15=5, var_1_16=1, var_1_17=0, var_1_18=-2147483647, var_1_19=9/2, var_1_1=-1, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=1, var_1_9=256] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=10, var_1_11=8589934590, var_1_12=4294967293, var_1_13=50, var_1_14=-10, var_1_15=5, var_1_16=1, var_1_17=0, var_1_18=-2147483647, var_1_19=9/2, var_1_1=-1, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=1, var_1_9=256] [L134] var_1_22 = __VERIFIER_nondet_float() [L135] CALL assume_abort_if_not((var_1_22 >= -461168.6018427382800e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=8589934590, var_1_12=4294967293, var_1_13=50, var_1_14=-10, var_1_15=5, var_1_16=1, var_1_17=0, var_1_18=-2147483647, var_1_19=9/2, var_1_1=-1, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=1, var_1_9=256] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not((var_1_22 >= -461168.6018427382800e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=10, var_1_11=8589934590, var_1_12=4294967293, var_1_13=50, var_1_14=-10, var_1_15=5, var_1_16=1, var_1_17=0, var_1_18=-2147483647, var_1_19=9/2, var_1_1=-1, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=1, var_1_9=256] [L136] var_1_23 = __VERIFIER_nondet_float() [L137] CALL assume_abort_if_not((var_1_23 >= -922337.2036854765600e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=8589934590, var_1_12=4294967293, var_1_13=50, var_1_14=-10, var_1_15=5, var_1_16=1, var_1_17=0, var_1_18=-2147483647, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=1, var_1_9=256] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not((var_1_23 >= -922337.2036854765600e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=10, var_1_11=8589934590, var_1_12=4294967293, var_1_13=50, var_1_14=-10, var_1_15=5, var_1_16=1, var_1_17=0, var_1_18=-2147483647, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=1, var_1_9=256] [L138] var_1_25 = __VERIFIER_nondet_char() [L139] CALL assume_abort_if_not(var_1_25 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=8589934590, var_1_12=4294967293, var_1_13=50, var_1_14=-10, var_1_15=5, var_1_16=1, var_1_17=0, var_1_18=-2147483647, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=126, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=1, var_1_9=256] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_25 >= -127) VAL [isInitial=1, var_1_10=10, var_1_11=8589934590, var_1_12=4294967293, var_1_13=50, var_1_14=-10, var_1_15=5, var_1_16=1, var_1_17=0, var_1_18=-2147483647, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=126, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=1, var_1_9=256] [L140] CALL assume_abort_if_not(var_1_25 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=8589934590, var_1_12=4294967293, var_1_13=50, var_1_14=-10, var_1_15=5, var_1_16=1, var_1_17=0, var_1_18=-2147483647, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=126, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=1, var_1_9=256] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_25 <= 126) VAL [isInitial=1, var_1_10=10, var_1_11=8589934590, var_1_12=4294967293, var_1_13=50, var_1_14=-10, var_1_15=5, var_1_16=1, var_1_17=0, var_1_18=-2147483647, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=126, var_1_26=64, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=1, var_1_9=256] [L153] RET updateVariables() [L154] CALL step() [L51] EXPR (var_1_2 + var_1_3) ^ var_1_4 [L51] COND TRUE ((var_1_2 + var_1_3) ^ var_1_4) < (var_1_5 | -4) [L52] var_1_1 = (var_1_7 - var_1_8) [L56] COND FALSE !(var_1_3 >= ((((var_1_1) < (var_1_2)) ? (var_1_1) : (var_1_2)))) [L61] var_1_10 = ((((((((var_1_11 - var_1_8) < 0 ) ? -(var_1_11 - var_1_8) : (var_1_11 - var_1_8)))) < (((((0u) > (var_1_12)) ? (0u) : (var_1_12))))) ? (((((var_1_11 - var_1_8) < 0 ) ? -(var_1_11 - var_1_8) : (var_1_11 - var_1_8)))) : (((((0u) > (var_1_12)) ? (0u) : (var_1_12)))))) [L62] COND FALSE !(var_1_12 < (var_1_8 / (1u + 16u))) [L69] var_1_13 = var_1_8 [L71] COND TRUE var_1_15 >= var_1_7 [L72] COND TRUE var_1_3 > var_1_11 [L73] COND TRUE var_1_6 && var_1_16 [L74] var_1_14 = (var_1_7 - (var_1_17 + var_1_8)) [L82] COND TRUE var_1_8 <= var_1_10 [L83] var_1_19 = (((((((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))) + var_1_22)) > (var_1_23)) ? ((((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))) + var_1_22)) : (var_1_23))) [L87] var_1_24 = var_1_25 [L88] var_1_26 = var_1_8 [L154] RET step() [L155] CALL, EXPR property() [L145] EXPR (var_1_2 + var_1_3) ^ var_1_4 [L145-L146] return ((((((((((var_1_2 + var_1_3) ^ var_1_4) < (var_1_5 | -4)) ? (var_1_1 == ((signed short int) (var_1_7 - var_1_8))) : (var_1_1 == ((signed short int) (var_1_4 + -16)))) && ((var_1_3 >= ((((var_1_1) < (var_1_2)) ? (var_1_1) : (var_1_2)))) ? (var_1_6 ? (var_1_9 == ((unsigned long int) var_1_8)) : 1) : 1)) && (var_1_10 == ((unsigned long int) ((((((((var_1_11 - var_1_8) < 0 ) ? -(var_1_11 - var_1_8) : (var_1_11 - var_1_8)))) < (((((0u) > (var_1_12)) ? (0u) : (var_1_12))))) ? (((((var_1_11 - var_1_8) < 0 ) ? -(var_1_11 - var_1_8) : (var_1_11 - var_1_8)))) : (((((0u) > (var_1_12)) ? (0u) : (var_1_12))))))))) && ((var_1_12 < (var_1_8 / (1u + 16u))) ? ((var_1_11 > (var_1_12 + 5u)) ? (var_1_13 == ((unsigned long int) ((((var_1_12) > (var_1_11)) ? (var_1_12) : (var_1_11))))) : (var_1_13 == ((unsigned long int) 5u))) : (var_1_13 == ((unsigned long int) var_1_8)))) && ((var_1_15 >= var_1_7) ? ((var_1_3 > var_1_11) ? ((var_1_6 && var_1_16) ? (var_1_14 == ((signed long int) (var_1_7 - (var_1_17 + var_1_8)))) : (var_1_14 == ((signed long int) var_1_18))) : 1) : (var_1_14 == ((signed long int) var_1_2)))) && ((var_1_8 <= var_1_10) ? (var_1_19 == ((float) (((((((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))) + var_1_22)) > (var_1_23)) ? ((((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))) + var_1_22)) : (var_1_23))))) : (var_1_19 == ((float) var_1_22)))) && (var_1_24 == ((signed char) var_1_25))) && (var_1_26 == ((unsigned short int) var_1_8)) ; [L155] RET, EXPR property() [L155] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=4294967293, var_1_11=8589934590, var_1_12=4294967293, var_1_13=1, var_1_14=4, var_1_15=5, var_1_16=1, var_1_17=0, var_1_18=-2147483647, var_1_19=8589934595, var_1_1=4, var_1_22=8589934595, var_1_23=8589934595, var_1_24=126, var_1_25=126, var_1_26=1, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=1, var_1_9=256] [L19] reach_error() VAL [isInitial=1, var_1_10=4294967293, var_1_11=8589934590, var_1_12=4294967293, var_1_13=1, var_1_14=4, var_1_15=5, var_1_16=1, var_1_17=0, var_1_18=-2147483647, var_1_19=8589934595, var_1_1=4, var_1_22=8589934595, var_1_23=8589934595, var_1_24=126, var_1_25=126, var_1_26=1, var_1_2=4, var_1_3=-1, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=5, var_1_8=1, var_1_9=256] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 59 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 1, TraceHistogramMax: 32, 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=59occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 118 NumberOfCodeBlocks, 118 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 23:30:12,832 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57b643b8-952e-476d-bcd8-b3d42368e9fa/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_57b643b8-952e-476d-bcd8-b3d42368e9fa/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57b643b8-952e-476d-bcd8-b3d42368e9fa/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_57b643b8-952e-476d-bcd8-b3d42368e9fa/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57b643b8-952e-476d-bcd8-b3d42368e9fa/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-39.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57b643b8-952e-476d-bcd8-b3d42368e9fa/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_57b643b8-952e-476d-bcd8-b3d42368e9fa/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 0a887a5683dc3434be29763f123f3a68dd687cbd4f60e3afec77d98780f59d3f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:30:15,540 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:30:15,650 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57b643b8-952e-476d-bcd8-b3d42368e9fa/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-13 23:30:15,657 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:30:15,657 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 23:30:15,706 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:30:15,707 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 23:30:15,707 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 23:30:15,708 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:30:15,708 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 23:30:15,708 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-13 23:30:15,708 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-13 23:30:15,708 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-13 23:30:15,708 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-13 23:30:15,708 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-13 23:30:15,709 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-13 23:30:15,709 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:30:15,709 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:30:15,709 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:30:15,710 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:30:15,710 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:30:15,710 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:30:15,710 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:30:15,710 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:30:15,710 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:30:15,710 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:30:15,710 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:30:15,711 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:30:15,711 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:30:15,711 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:30:15,714 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:30:15,715 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:30:15,715 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 23:30:15,715 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 23:30:15,715 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 23:30:15,715 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-13 23:30:15,715 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:30:15,715 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:30:15,716 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:30:15,716 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:30:15,716 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:30:15,716 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 23:30:15,716 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-13 23:30:15,716 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_57b643b8-952e-476d-bcd8-b3d42368e9fa/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 -> 0a887a5683dc3434be29763f123f3a68dd687cbd4f60e3afec77d98780f59d3f [2024-11-13 23:30:16,127 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:30:16,138 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:30:16,140 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:30:16,142 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:30:16,143 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:30:16,144 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57b643b8-952e-476d-bcd8-b3d42368e9fa/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-39.i Unable to find full path for "g++" [2024-11-13 23:30:18,204 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:30:18,592 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:30:18,605 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57b643b8-952e-476d-bcd8-b3d42368e9fa/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-39.i [2024-11-13 23:30:18,623 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57b643b8-952e-476d-bcd8-b3d42368e9fa/bin/utaipan-verify-sOmjnqqW8E/data/6a6b6a512/dd692d63aa7f4cdfb25bbc53bb27d1e3/FLAGba8eaa7cb [2024-11-13 23:30:18,655 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57b643b8-952e-476d-bcd8-b3d42368e9fa/bin/utaipan-verify-sOmjnqqW8E/data/6a6b6a512/dd692d63aa7f4cdfb25bbc53bb27d1e3 [2024-11-13 23:30:18,658 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:30:18,662 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:30:18,666 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:30:18,666 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:30:18,673 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:30:18,674 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:30:18" (1/1) ... [2024-11-13 23:30:18,675 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@223ff30a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:30:18, skipping insertion in model container [2024-11-13 23:30:18,675 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:30:18" (1/1) ... [2024-11-13 23:30:18,710 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:30:18,915 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_57b643b8-952e-476d-bcd8-b3d42368e9fa/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-39.i[913,926] [2024-11-13 23:30:19,024 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:30:19,043 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:30:19,062 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_57b643b8-952e-476d-bcd8-b3d42368e9fa/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-39.i[913,926] [2024-11-13 23:30:19,105 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:30:19,129 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:30:19,130 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:30:19 WrapperNode [2024-11-13 23:30:19,130 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:30:19,131 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:30:19,131 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:30:19,131 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:30:19,140 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:30:19" (1/1) ... [2024-11-13 23:30:19,154 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:30:19" (1/1) ... [2024-11-13 23:30:19,202 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 168 [2024-11-13 23:30:19,205 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:30:19,206 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:30:19,206 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:30:19,206 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:30:19,215 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:30:19" (1/1) ... [2024-11-13 23:30:19,216 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:30:19" (1/1) ... [2024-11-13 23:30:19,221 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:30:19" (1/1) ... [2024-11-13 23:30:19,222 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:30:19" (1/1) ... [2024-11-13 23:30:19,247 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:30:19" (1/1) ... [2024-11-13 23:30:19,255 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:30:19" (1/1) ... [2024-11-13 23:30:19,258 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:30:19" (1/1) ... [2024-11-13 23:30:19,260 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:30:19" (1/1) ... [2024-11-13 23:30:19,264 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:30:19,265 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:30:19,265 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:30:19,266 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:30:19,267 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:30:19" (1/1) ... [2024-11-13 23:30:19,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-13 23:30:19,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57b643b8-952e-476d-bcd8-b3d42368e9fa/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-13 23:30:19,311 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57b643b8-952e-476d-bcd8-b3d42368e9fa/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-13 23:30:19,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57b643b8-952e-476d-bcd8-b3d42368e9fa/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-13 23:30:19,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:30:19,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:30:19,353 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 23:30:19,353 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 23:30:19,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:30:19,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:30:19,521 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:30:19,524 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:30:20,272 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-13 23:30:20,273 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:30:20,291 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:30:20,292 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:30:20,292 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:30:20 BoogieIcfgContainer [2024-11-13 23:30:20,292 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:30:20,295 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 23:30:20,295 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 23:30:20,302 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 23:30:20,302 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 11:30:18" (1/3) ... [2024-11-13 23:30:20,303 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d901713 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 11:30:20, skipping insertion in model container [2024-11-13 23:30:20,303 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:30:19" (2/3) ... [2024-11-13 23:30:20,304 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d901713 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 11:30:20, skipping insertion in model container [2024-11-13 23:30:20,305 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:30:20" (3/3) ... [2024-11-13 23:30:20,306 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-39.i [2024-11-13 23:30:20,328 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 23:30:20,330 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_normal_file-39.i that has 2 procedures, 80 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-13 23:30:20,428 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 23:30:20,445 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;@30a0d0c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 23:30:20,445 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 23:30:20,450 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 45 states have (on average 1.3111111111111111) internal successors, (59), 46 states have internal predecessors, (59), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-13 23:30:20,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-11-13 23:30:20,466 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 23:30:20,467 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 23:30:20,468 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 23:30:20,473 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:30:20,474 INFO L85 PathProgramCache]: Analyzing trace with hash 1020631611, now seen corresponding path program 1 times [2024-11-13 23:30:20,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-13 23:30:20,493 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1592255325] [2024-11-13 23:30:20,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:30:20,494 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 [2024-11-13 23:30:20,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57b643b8-952e-476d-bcd8-b3d42368e9fa/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-13 23:30:20,498 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57b643b8-952e-476d-bcd8-b3d42368e9fa/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) [2024-11-13 23:30:20,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57b643b8-952e-476d-bcd8-b3d42368e9fa/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 [2024-11-13 23:30:20,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:20,994 INFO L255 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 23:30:21,007 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:30:21,070 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 734 proven. 0 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked. [2024-11-13 23:30:21,071 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 23:30:21,072 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-13 23:30:21,072 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1592255325] [2024-11-13 23:30:21,073 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1592255325] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 23:30:21,073 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 23:30:21,074 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 23:30:21,076 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665628149] [2024-11-13 23:30:21,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 23:30:21,082 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-13 23:30:21,082 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-13 23:30:21,107 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 23:30:21,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 23:30:21,111 INFO L87 Difference]: Start difference. First operand has 80 states, 45 states have (on average 1.3111111111111111) internal successors, (59), 46 states have internal predecessors, (59), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-13 23:30:21,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 23:30:21,152 INFO L93 Difference]: Finished difference Result 153 states and 272 transitions. [2024-11-13 23:30:21,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 23:30:21,154 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 194 [2024-11-13 23:30:21,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 23:30:21,164 INFO L225 Difference]: With dead ends: 153 [2024-11-13 23:30:21,164 INFO L226 Difference]: Without dead ends: 76 [2024-11-13 23:30:21,169 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 23:30:21,173 INFO L432 NwaCegarLoop]: 116 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 116 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 23:30:21,175 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 116 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 23:30:21,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2024-11-13 23:30:21,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2024-11-13 23:30:21,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 42 states have (on average 1.2380952380952381) internal successors, (52), 42 states have internal predecessors, (52), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-13 23:30:21,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 116 transitions. [2024-11-13 23:30:21,240 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 116 transitions. Word has length 194 [2024-11-13 23:30:21,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 23:30:21,240 INFO L471 AbstractCegarLoop]: Abstraction has 76 states and 116 transitions. [2024-11-13 23:30:21,241 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-13 23:30:21,241 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 116 transitions. [2024-11-13 23:30:21,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-11-13 23:30:21,251 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 23:30:21,252 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 23:30:21,258 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57b643b8-952e-476d-bcd8-b3d42368e9fa/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)] Ended with exit code 0 [2024-11-13 23:30:21,452 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57b643b8-952e-476d-bcd8-b3d42368e9fa/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 [2024-11-13 23:30:21,453 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 23:30:21,454 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:30:21,454 INFO L85 PathProgramCache]: Analyzing trace with hash 914592819, now seen corresponding path program 1 times [2024-11-13 23:30:21,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-13 23:30:21,455 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [378552655] [2024-11-13 23:30:21,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:30:21,455 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 [2024-11-13 23:30:21,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57b643b8-952e-476d-bcd8-b3d42368e9fa/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-13 23:30:21,459 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57b643b8-952e-476d-bcd8-b3d42368e9fa/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) [2024-11-13 23:30:21,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57b643b8-952e-476d-bcd8-b3d42368e9fa/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 (3)] Waiting until timeout for monitored process [2024-11-13 23:30:21,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:21,895 INFO L255 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-13 23:30:21,919 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:31:07,433 WARN L286 SmtUtils]: Spent 14.17s on a formula simplification that was a NOOP. DAG size: 95 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:31:48,893 WARN L286 SmtUtils]: Spent 16.37s on a formula simplification that was a NOOP. DAG size: 100 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)