./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-69.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_abb62684-58fb-4b60-8f2c-d750c820b353/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb62684-58fb-4b60-8f2c-d750c820b353/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_abb62684-58fb-4b60-8f2c-d750c820b353/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb62684-58fb-4b60-8f2c-d750c820b353/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-69.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb62684-58fb-4b60-8f2c-d750c820b353/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_abb62684-58fb-4b60-8f2c-d750c820b353/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 5696b6fadbd321e795dbe8014b01df17ab610cab7ec39580abba34082355a312 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 04:55:48,982 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:55:49,075 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb62684-58fb-4b60-8f2c-d750c820b353/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 04:55:49,083 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:55:49,084 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:55:49,115 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:55:49,116 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:55:49,116 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:55:49,117 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:55:49,117 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:55:49,118 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:55:49,118 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:55:49,118 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:55:49,119 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 04:55:49,119 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:55:49,119 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:55:49,119 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 04:55:49,119 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 04:55:49,119 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:55:49,119 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 04:55:49,119 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 04:55:49,120 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 04:55:49,121 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:55:49,121 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 04:55:49,121 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 04:55:49,121 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 04:55:49,121 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 04:55:49,121 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:55:49,122 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 04:55:49,122 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:55:49,122 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 04:55:49,122 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:55:49,122 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 04:55:49,122 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 04:55:49,122 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:55:49,123 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:55:49,123 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:55:49,123 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:55:49,123 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:55:49,124 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:55:49,124 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:55:49,124 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 04:55:49,124 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 04:55:49,124 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 04:55:49,124 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:55:49,124 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:55:49,124 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 04:55:49,125 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_abb62684-58fb-4b60-8f2c-d750c820b353/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 -> 5696b6fadbd321e795dbe8014b01df17ab610cab7ec39580abba34082355a312 [2024-11-14 04:55:49,447 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:55:49,455 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:55:49,457 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:55:49,459 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:55:49,459 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:55:49,460 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb62684-58fb-4b60-8f2c-d750c820b353/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-69.i Unable to find full path for "g++" [2024-11-14 04:55:51,534 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:55:51,850 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:55:51,851 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb62684-58fb-4b60-8f2c-d750c820b353/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-69.i [2024-11-14 04:55:51,863 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb62684-58fb-4b60-8f2c-d750c820b353/bin/utaipan-verify-sOmjnqqW8E/data/ed95f2768/84c9a251f80e49cc80db5fe02041f9c9/FLAG74e258338 [2024-11-14 04:55:51,877 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb62684-58fb-4b60-8f2c-d750c820b353/bin/utaipan-verify-sOmjnqqW8E/data/ed95f2768/84c9a251f80e49cc80db5fe02041f9c9 [2024-11-14 04:55:51,879 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:55:51,880 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:55:51,881 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:55:51,881 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:55:51,885 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:55:51,886 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:55:51" (1/1) ... [2024-11-14 04:55:51,886 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fbfe4fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:55:51, skipping insertion in model container [2024-11-14 04:55:51,887 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:55:51" (1/1) ... [2024-11-14 04:55:51,908 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:55:52,082 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_abb62684-58fb-4b60-8f2c-d750c820b353/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-69.i[915,928] [2024-11-14 04:55:52,175 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:55:52,190 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:55:52,200 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_abb62684-58fb-4b60-8f2c-d750c820b353/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-69.i[915,928] [2024-11-14 04:55:52,239 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:55:52,255 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:55:52,255 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:55:52 WrapperNode [2024-11-14 04:55:52,255 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:55:52,256 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:55:52,256 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:55:52,256 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:55:52,263 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:55:52" (1/1) ... [2024-11-14 04:55:52,273 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:55:52" (1/1) ... [2024-11-14 04:55:52,313 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 170 [2024-11-14 04:55:52,314 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:55:52,314 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:55:52,314 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:55:52,314 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:55:52,321 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:55:52" (1/1) ... [2024-11-14 04:55:52,321 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:55:52" (1/1) ... [2024-11-14 04:55:52,324 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:55:52" (1/1) ... [2024-11-14 04:55:52,324 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:55:52" (1/1) ... [2024-11-14 04:55:52,332 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:55:52" (1/1) ... [2024-11-14 04:55:52,341 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:55:52" (1/1) ... [2024-11-14 04:55:52,351 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:55:52" (1/1) ... [2024-11-14 04:55:52,352 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:55:52" (1/1) ... [2024-11-14 04:55:52,356 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 04:55:52,360 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 04:55:52,361 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 04:55:52,361 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 04:55:52,362 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:55:52" (1/1) ... [2024-11-14 04:55:52,376 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:55:52,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb62684-58fb-4b60-8f2c-d750c820b353/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:55:52,431 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb62684-58fb-4b60-8f2c-d750c820b353/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 04:55:52,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb62684-58fb-4b60-8f2c-d750c820b353/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 04:55:52,509 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 04:55:52,509 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 04:55:52,509 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 04:55:52,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 04:55:52,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 04:55:52,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 04:55:52,632 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 04:55:52,634 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 04:55:53,058 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-14 04:55:53,058 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 04:55:53,237 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 04:55:53,237 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 04:55:53,238 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:55:53 BoogieIcfgContainer [2024-11-14 04:55:53,238 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 04:55:53,240 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 04:55:53,241 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 04:55:53,246 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 04:55:53,246 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:55:51" (1/3) ... [2024-11-14 04:55:53,247 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28ce0b2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:55:53, skipping insertion in model container [2024-11-14 04:55:53,247 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:55:52" (2/3) ... [2024-11-14 04:55:53,248 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28ce0b2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:55:53, skipping insertion in model container [2024-11-14 04:55:53,248 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:55:53" (3/3) ... [2024-11-14 04:55:53,251 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-1loop_file-69.i [2024-11-14 04:55:53,270 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 04:55:53,272 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_50-1loop_file-69.i that has 2 procedures, 53 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 04:55:53,341 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 04:55:53,361 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;@6b6bde0d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 04:55:53,361 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 04:55:53,366 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-14 04:55:53,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-14 04:55:53,380 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:55:53,380 INFO L215 NwaCegarLoop]: trace histogram [29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:55:53,382 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:55:53,386 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:55:53,388 INFO L85 PathProgramCache]: Analyzing trace with hash -2072216630, now seen corresponding path program 1 times [2024-11-14 04:55:53,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:55:53,398 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [890219778] [2024-11-14 04:55:53,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:55:53,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:55:54,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 04:55:54,190 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 04:55:54,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 04:55:54,636 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 04:55:54,638 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 04:55:54,641 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 04:55:54,643 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 04:55:54,649 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 04:55:54,810 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 04:55:54,817 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 04:55:54 BoogieIcfgContainer [2024-11-14 04:55:54,822 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 04:55:54,823 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 04:55:54,823 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 04:55:54,823 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 04:55:54,824 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:55:53" (3/4) ... [2024-11-14 04:55:54,826 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 04:55:54,828 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 04:55:54,829 INFO L158 Benchmark]: Toolchain (without parser) took 2948.69ms. Allocated memory is still 142.6MB. Free memory was 119.2MB in the beginning and 48.6MB in the end (delta: 70.6MB). Peak memory consumption was 65.3MB. Max. memory is 16.1GB. [2024-11-14 04:55:54,829 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory is still 79.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:55:54,830 INFO L158 Benchmark]: CACSL2BoogieTranslator took 374.29ms. Allocated memory is still 142.6MB. Free memory was 119.2MB in the beginning and 104.6MB in the end (delta: 14.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 04:55:54,830 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.71ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 101.8MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 04:55:54,830 INFO L158 Benchmark]: Boogie Preprocessor took 45.59ms. Allocated memory is still 142.6MB. Free memory was 101.5MB in the beginning and 100.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:55:54,831 INFO L158 Benchmark]: RCFGBuilder took 877.79ms. Allocated memory is still 142.6MB. Free memory was 100.2MB in the beginning and 58.9MB in the end (delta: 41.2MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-14 04:55:54,831 INFO L158 Benchmark]: TraceAbstraction took 1581.41ms. Allocated memory is still 142.6MB. Free memory was 58.5MB in the beginning and 49.3MB in the end (delta: 9.1MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. [2024-11-14 04:55:54,831 INFO L158 Benchmark]: Witness Printer took 5.13ms. Allocated memory is still 142.6MB. Free memory was 49.3MB in the beginning and 48.6MB in the end (delta: 771.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:55:54,838 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory is still 79.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 374.29ms. Allocated memory is still 142.6MB. Free memory was 119.2MB in the beginning and 104.6MB in the end (delta: 14.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.71ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 101.8MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.59ms. Allocated memory is still 142.6MB. Free memory was 101.5MB in the beginning and 100.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 877.79ms. Allocated memory is still 142.6MB. Free memory was 100.2MB in the beginning and 58.9MB in the end (delta: 41.2MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1581.41ms. Allocated memory is still 142.6MB. Free memory was 58.5MB in the beginning and 49.3MB in the end (delta: 9.1MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. * Witness Printer took 5.13ms. Allocated memory is still 142.6MB. Free memory was 49.3MB in the beginning and 48.6MB in the end (delta: 771.0kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 122, overapproximation of someBinaryDOUBLEComparisonOperation at line 90. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 4; [L23] signed short int var_1_3 = 128; [L24] signed short int var_1_4 = 10; [L25] unsigned char var_1_5 = 200; [L26] unsigned char var_1_6 = 0; [L27] unsigned char var_1_7 = 0; [L28] unsigned char var_1_8 = 64; [L29] signed char var_1_9 = -128; [L30] unsigned char var_1_10 = 0; [L31] unsigned char var_1_11 = 0; [L32] double var_1_12 = 32.75; [L33] double var_1_13 = 255.6; [L34] signed short int var_1_14 = 8; [L35] unsigned long int var_1_15 = 256; [L36] unsigned long int var_1_16 = 4031871391; [L37] unsigned long int var_1_17 = 3083112228; [L38] unsigned long int var_1_18 = 3058504136; [L39] unsigned long int var_1_19 = 1902304375; [L40] unsigned char var_1_20 = 1; [L41] unsigned char var_1_22 = 0; [L42] unsigned char var_1_23 = 1; [L43] unsigned char last_1_var_1_1 = 4; [L44] signed char last_1_var_1_9 = -128; [L45] signed short int last_1_var_1_14 = 8; [L152] isInitial = 1 [L153] FCALL initially() [L154] int k_loop; [L155] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=128, var_1_4=10, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L155] COND TRUE k_loop < 1 [L156] CALL updateLastVariables() [L143] last_1_var_1_1 = var_1_1 [L144] last_1_var_1_9 = var_1_9 [L145] last_1_var_1_14 = var_1_14 [L156] RET updateLastVariables() [L157] CALL updateVariables() [L97] var_1_3 = __VERIFIER_nondet_short() [L98] CALL assume_abort_if_not(var_1_3 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=10, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_3 >= -1) VAL [isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=10, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L99] CALL assume_abort_if_not(var_1_3 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=10, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(var_1_3 <= 32767) VAL [isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=10, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L100] var_1_4 = __VERIFIER_nondet_short() [L101] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L102] CALL assume_abort_if_not(var_1_4 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(var_1_4 <= 32767) VAL [isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L103] var_1_5 = __VERIFIER_nondet_uchar() [L104] CALL assume_abort_if_not(var_1_5 >= 190) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_5 >= 190) VAL [isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L105] CALL assume_abort_if_not(var_1_5 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(var_1_5 <= 254) VAL [isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L106] var_1_6 = __VERIFIER_nondet_uchar() [L107] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_7=0, var_1_8=64, var_1_9=-128] [L108] CALL assume_abort_if_not(var_1_6 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(var_1_6 <= 63) VAL [isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_7=0, var_1_8=64, var_1_9=-128] [L109] var_1_7 = __VERIFIER_nondet_uchar() [L110] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_8=64, var_1_9=-128] [L111] CALL assume_abort_if_not(var_1_7 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_7=9, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not(var_1_7 <= 63) VAL [isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_7=9, var_1_8=64, var_1_9=-128] [L112] var_1_8 = __VERIFIER_nondet_uchar() [L113] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_7=9, var_1_9=-128] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_7=9, var_1_9=-128] [L114] CALL assume_abort_if_not(var_1_8 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_7=9, var_1_8=-129, var_1_9=-128] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not(var_1_8 <= 127) VAL [isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_7=9, var_1_8=-129, var_1_9=-128] [L115] var_1_10 = __VERIFIER_nondet_uchar() [L116] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_7=9, var_1_8=-129, var_1_9=-128] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_7=9, var_1_8=-129, var_1_9=-128] [L117] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_7=9, var_1_8=-129, var_1_9=-128] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_7=9, var_1_8=-129, var_1_9=-128] [L118] var_1_11 = __VERIFIER_nondet_uchar() [L119] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_7=9, var_1_8=-129, var_1_9=-128] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_7=9, var_1_8=-129, var_1_9=-128] [L120] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_7=9, var_1_8=-129, var_1_9=-128] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_7=9, var_1_8=-129, var_1_9=-128] [L121] var_1_13 = __VERIFIER_nondet_double() [L122] CALL assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_7=9, var_1_8=-129, var_1_9=-128] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_7=9, var_1_8=-129, var_1_9=-128] [L123] var_1_16 = __VERIFIER_nondet_ulong() [L124] CALL assume_abort_if_not(var_1_16 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=-887399035, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_7=9, var_1_8=-129, var_1_9=-128] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_16 >= 2147483647) VAL [isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=-887399035, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_7=9, var_1_8=-129, var_1_9=-128] [L125] CALL assume_abort_if_not(var_1_16 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=-887399035, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_7=9, var_1_8=-129, var_1_9=-128] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_16 <= 4294967294) VAL [isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=-887399035, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_7=9, var_1_8=-129, var_1_9=-128] [L126] var_1_17 = __VERIFIER_nondet_ulong() [L127] CALL assume_abort_if_not(var_1_17 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=-887399035, var_1_17=-887399036, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_7=9, var_1_8=-129, var_1_9=-128] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_17 >= 2147483647) VAL [isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=-887399035, var_1_17=-887399036, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_7=9, var_1_8=-129, var_1_9=-128] [L128] CALL assume_abort_if_not(var_1_17 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=-887399035, var_1_17=-887399036, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_7=9, var_1_8=-129, var_1_9=-128] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_17 <= 4294967294) VAL [isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=-887399035, var_1_17=-887399036, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_7=9, var_1_8=-129, var_1_9=-128] [L129] var_1_18 = __VERIFIER_nondet_ulong() [L130] CALL assume_abort_if_not(var_1_18 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=-887399035, var_1_17=-887399036, var_1_18=3407568261, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_7=9, var_1_8=-129, var_1_9=-128] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_18 >= 2147483647) VAL [isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=-887399035, var_1_17=-887399036, var_1_18=3407568261, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_7=9, var_1_8=-129, var_1_9=-128] [L131] CALL assume_abort_if_not(var_1_18 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=-887399035, var_1_17=-887399036, var_1_18=3407568261, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_7=9, var_1_8=-129, var_1_9=-128] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_18 <= 4294967294) VAL [isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=-887399035, var_1_17=-887399036, var_1_18=3407568261, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_7=9, var_1_8=-129, var_1_9=-128] [L132] var_1_19 = __VERIFIER_nondet_ulong() [L133] CALL assume_abort_if_not(var_1_19 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=-887399035, var_1_17=-887399036, var_1_18=3407568261, var_1_19=-3221225473, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_7=9, var_1_8=-129, var_1_9=-128] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_19 >= 1073741823) VAL [isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=-887399035, var_1_17=-887399036, var_1_18=3407568261, var_1_19=-3221225473, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_7=9, var_1_8=-129, var_1_9=-128] [L134] CALL assume_abort_if_not(var_1_19 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=-887399035, var_1_17=-887399036, var_1_18=3407568261, var_1_19=-3221225473, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_7=9, var_1_8=-129, var_1_9=-128] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_19 <= 2147483647) VAL [isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=-887399035, var_1_17=-887399036, var_1_18=3407568261, var_1_19=-3221225473, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_7=9, var_1_8=-129, var_1_9=-128] [L135] var_1_22 = __VERIFIER_nondet_uchar() [L136] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=-887399035, var_1_17=-887399036, var_1_18=3407568261, var_1_19=-3221225473, var_1_1=4, var_1_20=1, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_7=9, var_1_8=-129, var_1_9=-128] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=-887399035, var_1_17=-887399036, var_1_18=3407568261, var_1_19=-3221225473, var_1_1=4, var_1_20=1, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_7=9, var_1_8=-129, var_1_9=-128] [L137] CALL assume_abort_if_not(var_1_22 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=-887399035, var_1_17=-887399036, var_1_18=3407568261, var_1_19=-3221225473, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_7=9, var_1_8=-129, var_1_9=-128] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_22 <= 0) VAL [isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=-887399035, var_1_17=-887399036, var_1_18=3407568261, var_1_19=-3221225473, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=1, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_7=9, var_1_8=-129, var_1_9=-128] [L138] var_1_23 = __VERIFIER_nondet_uchar() [L139] CALL assume_abort_if_not(var_1_23 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=-887399035, var_1_17=-887399036, var_1_18=3407568261, var_1_19=-3221225473, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=257, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_7=9, var_1_8=-129, var_1_9=-128] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_23 >= 1) VAL [isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=-887399035, var_1_17=-887399036, var_1_18=3407568261, var_1_19=-3221225473, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=257, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_7=9, var_1_8=-129, var_1_9=-128] [L140] CALL assume_abort_if_not(var_1_23 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=-887399035, var_1_17=-887399036, var_1_18=3407568261, var_1_19=-3221225473, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=257, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_7=9, var_1_8=-129, var_1_9=-128] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_23 <= 1) VAL [isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=-887399035, var_1_17=-887399036, var_1_18=3407568261, var_1_19=-3221225473, var_1_1=4, var_1_20=1, var_1_22=0, var_1_23=257, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_7=9, var_1_8=-129, var_1_9=-128] [L157] RET updateVariables() [L158] CALL step() [L49] signed long int stepLocal_5 = last_1_var_1_9; [L50] COND TRUE stepLocal_5 < last_1_var_1_1 [L51] var_1_20 = ((! (var_1_11 && var_1_22)) && (var_1_10 || var_1_23)) [L55] COND TRUE var_1_20 || (var_1_6 <= var_1_8) [L56] var_1_14 = var_1_6 [L58] signed long int stepLocal_0 = var_1_3 - var_1_4; [L59] COND FALSE !(last_1_var_1_14 >= stepLocal_0) [L62] var_1_1 = (32 + var_1_7) [L64] unsigned char stepLocal_2 = var_1_20; [L65] signed long int stepLocal_1 = var_1_8 - var_1_5; [L66] COND FALSE !(stepLocal_1 >= var_1_1) [L73] var_1_9 = var_1_5 [L75] unsigned char stepLocal_4 = var_1_7; [L76] unsigned char stepLocal_3 = var_1_20; [L77] COND FALSE !(stepLocal_4 > var_1_1) [L88] var_1_12 = var_1_13 [L90] COND TRUE var_1_12 < var_1_13 [L91] var_1_15 = (((((((((var_1_16) > (var_1_17)) ? (var_1_16) : (var_1_17)))) > (((((3407568261u) > (var_1_18)) ? (3407568261u) : (var_1_18))))) ? (((((var_1_16) > (var_1_17)) ? (var_1_16) : (var_1_17)))) : (((((3407568261u) > (var_1_18)) ? (3407568261u) : (var_1_18)))))) - (var_1_19 - 32u)) [L158] RET step() [L159] CALL, EXPR property() [L148-L149] return ((((((last_1_var_1_14 >= (var_1_3 - var_1_4)) ? (var_1_1 == ((unsigned char) ((var_1_5 - ((((var_1_6) < (var_1_7)) ? (var_1_6) : (var_1_7)))) - var_1_8))) : (var_1_1 == ((unsigned char) (32 + var_1_7)))) && (((var_1_8 - var_1_5) >= var_1_1) ? ((var_1_20 || var_1_20) ? (var_1_9 == ((signed char) var_1_6)) : (var_1_9 == ((signed char) var_1_7))) : (var_1_9 == ((signed char) var_1_5)))) && ((var_1_7 > var_1_1) ? ((((var_1_1 + var_1_9) == var_1_1) && var_1_20) ? ((! var_1_20) ? (var_1_12 == ((double) var_1_13)) : (var_1_12 == ((double) var_1_13))) : (var_1_12 == ((double) var_1_13))) : (var_1_12 == ((double) var_1_13)))) && ((var_1_20 || (var_1_6 <= var_1_8)) ? (var_1_14 == ((signed short int) var_1_6)) : 1)) && ((var_1_12 < var_1_13) ? (var_1_15 == ((unsigned long int) (((((((((var_1_16) > (var_1_17)) ? (var_1_16) : (var_1_17)))) > (((((3407568261u) > (var_1_18)) ? (3407568261u) : (var_1_18))))) ? (((((var_1_16) > (var_1_17)) ? (var_1_16) : (var_1_17)))) : (((((3407568261u) > (var_1_18)) ? (3407568261u) : (var_1_18)))))) - (var_1_19 - 32u)))) : (var_1_15 == ((unsigned long int) (var_1_18 - var_1_19))))) && ((last_1_var_1_9 < last_1_var_1_1) ? (var_1_20 == ((unsigned char) ((! (var_1_11 && var_1_22)) && (var_1_10 || var_1_23)))) : (var_1_20 == ((unsigned char) var_1_23))) ; [L159] RET, EXPR property() [L159] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=1, var_1_12=6628793771, var_1_13=6628793771, var_1_14=8, var_1_15=6628793766, var_1_16=-887399035, var_1_17=-887399036, var_1_18=3407568261, var_1_19=-3221225473, var_1_1=41, var_1_20=1, var_1_22=0, var_1_23=257, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_7=9, var_1_8=-129, var_1_9=-66] [L19] reach_error() VAL [isInitial=1, last_1_var_1_14=8, last_1_var_1_1=4, last_1_var_1_9=-128, var_1_10=0, var_1_11=1, var_1_12=6628793771, var_1_13=6628793771, var_1_14=8, var_1_15=6628793766, var_1_16=-887399035, var_1_17=-887399036, var_1_18=3407568261, var_1_19=-3221225473, var_1_1=41, var_1_20=1, var_1_22=0, var_1_23=257, var_1_3=9, var_1_4=0, var_1_5=30910, var_1_6=8, var_1_7=9, var_1_8=-129, var_1_9=-66] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 53 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 29, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=53occurred 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, 0.7s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 106 NumberOfCodeBlocks, 106 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 [2024-11-14 04:55:54,907 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb62684-58fb-4b60-8f2c-d750c820b353/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb62684-58fb-4b60-8f2c-d750c820b353/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb62684-58fb-4b60-8f2c-d750c820b353/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_abb62684-58fb-4b60-8f2c-d750c820b353/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb62684-58fb-4b60-8f2c-d750c820b353/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-69.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb62684-58fb-4b60-8f2c-d750c820b353/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_abb62684-58fb-4b60-8f2c-d750c820b353/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 5696b6fadbd321e795dbe8014b01df17ab610cab7ec39580abba34082355a312 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 04:55:58,119 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:55:58,278 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb62684-58fb-4b60-8f2c-d750c820b353/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 04:55:58,283 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:55:58,287 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:55:58,311 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:55:58,311 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:55:58,313 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:55:58,313 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:55:58,314 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:55:58,314 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:55:58,315 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:55:58,315 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:55:58,315 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:55:58,315 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:55:58,315 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:55:58,315 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:55:58,315 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 04:55:58,316 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 04:55:58,316 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 04:55:58,316 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:55:58,316 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 04:55:58,316 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:55:58,316 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 04:55:58,316 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 04:55:58,316 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 04:55:58,316 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:55:58,316 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 04:55:58,316 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 04:55:58,317 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 04:55:58,317 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:55:58,317 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:55:58,317 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 04:55:58,317 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:55:58,317 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:55:58,317 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:55:58,317 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:55:58,317 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:55:58,317 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 04:55:58,318 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 04:55:58,318 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 04:55:58,318 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:55:58,319 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:55:58,319 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_abb62684-58fb-4b60-8f2c-d750c820b353/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 -> 5696b6fadbd321e795dbe8014b01df17ab610cab7ec39580abba34082355a312 [2024-11-14 04:55:58,661 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:55:58,672 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:55:58,675 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:55:58,677 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:55:58,678 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:55:58,679 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb62684-58fb-4b60-8f2c-d750c820b353/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-69.i Unable to find full path for "g++" [2024-11-14 04:56:00,685 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:56:00,955 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:56:00,955 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb62684-58fb-4b60-8f2c-d750c820b353/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-69.i [2024-11-14 04:56:00,967 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb62684-58fb-4b60-8f2c-d750c820b353/bin/utaipan-verify-sOmjnqqW8E/data/5d64ee0e5/b2ea1f8cbb8347d985b6f96345a76ddb/FLAGf6675a542 [2024-11-14 04:56:01,268 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb62684-58fb-4b60-8f2c-d750c820b353/bin/utaipan-verify-sOmjnqqW8E/data/5d64ee0e5/b2ea1f8cbb8347d985b6f96345a76ddb [2024-11-14 04:56:01,270 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:56:01,271 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:56:01,273 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:56:01,273 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:56:01,278 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:56:01,278 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:56:01" (1/1) ... [2024-11-14 04:56:01,279 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66e21edb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:56:01, skipping insertion in model container [2024-11-14 04:56:01,280 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:56:01" (1/1) ... [2024-11-14 04:56:01,309 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:56:01,455 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_abb62684-58fb-4b60-8f2c-d750c820b353/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-69.i[915,928] [2024-11-14 04:56:01,533 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:56:01,548 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:56:01,560 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_abb62684-58fb-4b60-8f2c-d750c820b353/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-69.i[915,928] [2024-11-14 04:56:01,611 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:56:01,631 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:56:01,631 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:56:01 WrapperNode [2024-11-14 04:56:01,632 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:56:01,633 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:56:01,633 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:56:01,633 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:56:01,639 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:56:01" (1/1) ... [2024-11-14 04:56:01,649 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:56:01" (1/1) ... [2024-11-14 04:56:01,676 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 168 [2024-11-14 04:56:01,677 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:56:01,677 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:56:01,677 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:56:01,678 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:56:01,685 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:56:01" (1/1) ... [2024-11-14 04:56:01,686 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:56:01" (1/1) ... [2024-11-14 04:56:01,689 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:56:01" (1/1) ... [2024-11-14 04:56:01,690 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:56:01" (1/1) ... [2024-11-14 04:56:01,701 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:56:01" (1/1) ... [2024-11-14 04:56:01,705 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:56:01" (1/1) ... [2024-11-14 04:56:01,707 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:56:01" (1/1) ... [2024-11-14 04:56:01,713 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:56:01" (1/1) ... [2024-11-14 04:56:01,720 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 04:56:01,721 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 04:56:01,721 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 04:56:01,721 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 04:56:01,722 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:56:01" (1/1) ... [2024-11-14 04:56:01,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:56:01,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb62684-58fb-4b60-8f2c-d750c820b353/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:56:01,766 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb62684-58fb-4b60-8f2c-d750c820b353/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 04:56:01,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb62684-58fb-4b60-8f2c-d750c820b353/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 04:56:01,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 04:56:01,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 04:56:01,802 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 04:56:01,802 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 04:56:01,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 04:56:01,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 04:56:01,905 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 04:56:01,908 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 04:56:02,298 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-14 04:56:02,298 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 04:56:02,309 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 04:56:02,309 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 04:56:02,310 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:56:02 BoogieIcfgContainer [2024-11-14 04:56:02,310 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 04:56:02,313 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 04:56:02,313 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 04:56:02,319 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 04:56:02,319 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:56:01" (1/3) ... [2024-11-14 04:56:02,320 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7dc66785 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:56:02, skipping insertion in model container [2024-11-14 04:56:02,320 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:56:01" (2/3) ... [2024-11-14 04:56:02,320 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7dc66785 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:56:02, skipping insertion in model container [2024-11-14 04:56:02,320 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:56:02" (3/3) ... [2024-11-14 04:56:02,322 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-1loop_file-69.i [2024-11-14 04:56:02,338 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 04:56:02,340 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_50-1loop_file-69.i that has 2 procedures, 75 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 04:56:02,438 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 04:56:02,470 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;@5d702d66, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 04:56:02,474 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 04:56:02,478 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 43 states have (on average 1.3255813953488371) internal successors, (57), 44 states have internal predecessors, (57), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-14 04:56:02,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-14 04:56:02,496 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:56:02,498 INFO L215 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:56:02,498 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:56:02,505 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:56:02,505 INFO L85 PathProgramCache]: Analyzing trace with hash -487527288, now seen corresponding path program 1 times [2024-11-14 04:56:02,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:56:02,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [642134789] [2024-11-14 04:56:02,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:56:02,523 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 04:56:02,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb62684-58fb-4b60-8f2c-d750c820b353/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:56:02,529 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb62684-58fb-4b60-8f2c-d750c820b353/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 04:56:02,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb62684-58fb-4b60-8f2c-d750c820b353/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-14 04:56:02,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:56:02,893 INFO L255 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-14 04:56:02,910 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:56:02,986 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 644 proven. 0 refuted. 0 times theorem prover too weak. 980 trivial. 0 not checked. [2024-11-14 04:56:02,986 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:56:02,987 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:56:02,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [642134789] [2024-11-14 04:56:02,990 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [642134789] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:56:02,990 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:56:02,991 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 04:56:02,992 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1954600155] [2024-11-14 04:56:02,994 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:56:02,998 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 04:56:02,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:56:03,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 04:56:03,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 04:56:03,025 INFO L87 Difference]: Start difference. First operand has 75 states, 43 states have (on average 1.3255813953488371) internal successors, (57), 44 states have internal predecessors, (57), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-14 04:56:03,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:56:03,055 INFO L93 Difference]: Finished difference Result 147 states and 256 transitions. [2024-11-14 04:56:03,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 04:56:03,057 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 178 [2024-11-14 04:56:03,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:56:03,064 INFO L225 Difference]: With dead ends: 147 [2024-11-14 04:56:03,064 INFO L226 Difference]: Without dead ends: 71 [2024-11-14 04:56:03,068 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 04:56:03,070 INFO L432 NwaCegarLoop]: 112 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, 112 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 [2024-11-14 04:56:03,071 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 04:56:03,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2024-11-14 04:56:03,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2024-11-14 04:56:03,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 40 states have (on average 1.25) internal successors, (50), 40 states have internal predecessors, (50), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-14 04:56:03,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 108 transitions. [2024-11-14 04:56:03,118 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 108 transitions. Word has length 178 [2024-11-14 04:56:03,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:56:03,119 INFO L471 AbstractCegarLoop]: Abstraction has 71 states and 108 transitions. [2024-11-14 04:56:03,119 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-14 04:56:03,119 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 108 transitions. [2024-11-14 04:56:03,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-14 04:56:03,123 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:56:03,123 INFO L215 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:56:03,130 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb62684-58fb-4b60-8f2c-d750c820b353/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 [2024-11-14 04:56:03,324 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb62684-58fb-4b60-8f2c-d750c820b353/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 [2024-11-14 04:56:03,324 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:56:03,325 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:56:03,325 INFO L85 PathProgramCache]: Analyzing trace with hash -1464621046, now seen corresponding path program 1 times [2024-11-14 04:56:03,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:56:03,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1572183964] [2024-11-14 04:56:03,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:56:03,327 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 04:56:03,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb62684-58fb-4b60-8f2c-d750c820b353/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:56:03,329 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb62684-58fb-4b60-8f2c-d750c820b353/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 04:56:03,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb62684-58fb-4b60-8f2c-d750c820b353/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 [2024-11-14 04:56:03,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:56:03,566 INFO L255 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 04:56:03,580 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:56:04,283 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2024-11-14 04:56:04,284 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:56:04,284 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:56:04,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1572183964] [2024-11-14 04:56:04,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1572183964] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:56:04,284 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:56:04,284 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 04:56:04,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347625952] [2024-11-14 04:56:04,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:56:04,288 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 04:56:04,289 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:56:04,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 04:56:04,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 04:56:04,290 INFO L87 Difference]: Start difference. First operand 71 states and 108 transitions. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-14 04:56:04,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:56:04,643 INFO L93 Difference]: Finished difference Result 208 states and 319 transitions. [2024-11-14 04:56:04,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 04:56:04,646 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 178 [2024-11-14 04:56:04,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:56:04,649 INFO L225 Difference]: With dead ends: 208 [2024-11-14 04:56:04,649 INFO L226 Difference]: Without dead ends: 140 [2024-11-14 04:56:04,650 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-14 04:56:04,651 INFO L432 NwaCegarLoop]: 104 mSDtfsCounter, 57 mSDsluCounter, 303 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 407 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-14 04:56:04,651 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [57 Valid, 407 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-14 04:56:04,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2024-11-14 04:56:04,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 122. [2024-11-14 04:56:04,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 61 states have (on average 1.1639344262295082) internal successors, (71), 61 states have internal predecessors, (71), 58 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2024-11-14 04:56:04,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 187 transitions. [2024-11-14 04:56:04,702 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 187 transitions. Word has length 178 [2024-11-14 04:56:04,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:56:04,703 INFO L471 AbstractCegarLoop]: Abstraction has 122 states and 187 transitions. [2024-11-14 04:56:04,703 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-14 04:56:04,703 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 187 transitions. [2024-11-14 04:56:04,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-14 04:56:04,706 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:56:04,706 INFO L215 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:56:04,712 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb62684-58fb-4b60-8f2c-d750c820b353/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)] Ended with exit code 0 [2024-11-14 04:56:04,910 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb62684-58fb-4b60-8f2c-d750c820b353/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 [2024-11-14 04:56:04,910 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:56:04,911 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:56:04,911 INFO L85 PathProgramCache]: Analyzing trace with hash -877815032, now seen corresponding path program 1 times [2024-11-14 04:56:04,911 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:56:04,912 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [795999029] [2024-11-14 04:56:04,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:56:04,912 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 04:56:04,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb62684-58fb-4b60-8f2c-d750c820b353/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:56:04,914 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb62684-58fb-4b60-8f2c-d750c820b353/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 04:56:04,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb62684-58fb-4b60-8f2c-d750c820b353/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-14 04:56:05,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:56:05,104 INFO L255 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-14 04:56:05,109 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:56:05,135 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2024-11-14 04:56:05,135 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:56:05,135 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:56:05,136 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [795999029] [2024-11-14 04:56:05,136 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [795999029] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:56:05,136 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:56:05,136 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 04:56:05,136 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [589126443] [2024-11-14 04:56:05,136 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:56:05,137 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 04:56:05,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:56:05,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 04:56:05,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:56:05,138 INFO L87 Difference]: Start difference. First operand 122 states and 187 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-14 04:56:05,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:56:05,304 INFO L93 Difference]: Finished difference Result 194 states and 295 transitions. [2024-11-14 04:56:05,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 04:56:05,309 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 178 [2024-11-14 04:56:05,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:56:05,316 INFO L225 Difference]: With dead ends: 194 [2024-11-14 04:56:05,316 INFO L226 Difference]: Without dead ends: 126 [2024-11-14 04:56:05,317 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:56:05,318 INFO L432 NwaCegarLoop]: 150 mSDtfsCounter, 51 mSDsluCounter, 93 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 243 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-14 04:56:05,321 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [51 Valid, 243 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-14 04:56:05,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2024-11-14 04:56:05,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 126. [2024-11-14 04:56:05,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 126 states, 64 states have (on average 1.140625) internal successors, (73), 64 states have internal predecessors, (73), 58 states have call successors, (58), 3 states have call predecessors, (58), 3 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2024-11-14 04:56:05,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 189 transitions. [2024-11-14 04:56:05,363 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 189 transitions. Word has length 178 [2024-11-14 04:56:05,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:56:05,364 INFO L471 AbstractCegarLoop]: Abstraction has 126 states and 189 transitions. [2024-11-14 04:56:05,365 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-14 04:56:05,365 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 189 transitions. [2024-11-14 04:56:05,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-14 04:56:05,371 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:56:05,371 INFO L215 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:56:05,376 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb62684-58fb-4b60-8f2c-d750c820b353/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2024-11-14 04:56:05,571 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb62684-58fb-4b60-8f2c-d750c820b353/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 [2024-11-14 04:56:05,572 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:56:05,572 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:56:05,572 INFO L85 PathProgramCache]: Analyzing trace with hash -875967990, now seen corresponding path program 1 times [2024-11-14 04:56:05,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:56:05,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [825091029] [2024-11-14 04:56:05,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:56:05,573 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 04:56:05,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb62684-58fb-4b60-8f2c-d750c820b353/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:56:05,577 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb62684-58fb-4b60-8f2c-d750c820b353/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 04:56:05,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abb62684-58fb-4b60-8f2c-d750c820b353/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-14 04:56:05,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:56:05,806 INFO L255 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-14 04:56:05,821 INFO L278 TraceCheckSpWp]: Computing forward predicates...