./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-12.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_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/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_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-12.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/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_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/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 294426147cf82c0ac3b70b4f704f7d2f544f9a92dc9129f211aff88b44461b4f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 04:29:45,427 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:29:45,519 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 04:29:45,528 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:29:45,528 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:29:45,564 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:29:45,565 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:29:45,565 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:29:45,566 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:29:45,566 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:29:45,566 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:29:45,567 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:29:45,567 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:29:45,567 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 04:29:45,567 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:29:45,568 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:29:45,568 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 04:29:45,568 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 04:29:45,568 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:29:45,568 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 04:29:45,568 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 04:29:45,568 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 04:29:45,568 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:29:45,569 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 04:29:45,569 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 04:29:45,569 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 04:29:45,569 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 04:29:45,569 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:29:45,569 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 04:29:45,569 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:29:45,569 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 04:29:45,569 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:29:45,569 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 04:29:45,569 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 04:29:45,569 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:29:45,570 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:29:45,570 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:29:45,570 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:29:45,570 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:29:45,571 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:29:45,571 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:29:45,571 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 04:29:45,571 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 04:29:45,571 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 04:29:45,572 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:29:45,572 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:29:45,572 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 04:29:45,572 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_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/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 -> 294426147cf82c0ac3b70b4f704f7d2f544f9a92dc9129f211aff88b44461b4f [2024-11-14 04:29:45,862 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:29:45,870 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:29:45,872 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:29:45,874 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:29:45,874 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:29:45,875 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-12.i Unable to find full path for "g++" [2024-11-14 04:29:47,780 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:29:48,126 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:29:48,126 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-12.i [2024-11-14 04:29:48,138 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/bin/utaipan-verify-sOmjnqqW8E/data/142a3e8dc/cda4099d8bdf45f2850584c2278ceeae/FLAG1973e8123 [2024-11-14 04:29:48,360 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/bin/utaipan-verify-sOmjnqqW8E/data/142a3e8dc/cda4099d8bdf45f2850584c2278ceeae [2024-11-14 04:29:48,362 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:29:48,364 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:29:48,366 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:29:48,366 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:29:48,371 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:29:48,372 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:29:48" (1/1) ... [2024-11-14 04:29:48,373 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54030d18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:29:48, skipping insertion in model container [2024-11-14 04:29:48,373 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:29:48" (1/1) ... [2024-11-14 04:29:48,397 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:29:48,599 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_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-12.i[915,928] [2024-11-14 04:29:48,700 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:29:48,721 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:29:48,738 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_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-12.i[915,928] [2024-11-14 04:29:48,805 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:29:48,830 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:29:48,830 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:29:48 WrapperNode [2024-11-14 04:29:48,830 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:29:48,831 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:29:48,831 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:29:48,832 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:29:48,839 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:29:48" (1/1) ... [2024-11-14 04:29:48,853 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:29:48" (1/1) ... [2024-11-14 04:29:48,903 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 148 [2024-11-14 04:29:48,904 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:29:48,905 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:29:48,905 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:29:48,905 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:29:48,914 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:29:48" (1/1) ... [2024-11-14 04:29:48,915 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:29:48" (1/1) ... [2024-11-14 04:29:48,919 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:29:48" (1/1) ... [2024-11-14 04:29:48,920 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:29:48" (1/1) ... [2024-11-14 04:29:48,935 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:29:48" (1/1) ... [2024-11-14 04:29:48,942 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:29:48" (1/1) ... [2024-11-14 04:29:48,948 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:29:48" (1/1) ... [2024-11-14 04:29:48,950 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:29:48" (1/1) ... [2024-11-14 04:29:48,957 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 04:29:48,961 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 04:29:48,961 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 04:29:48,961 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 04:29:48,962 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:29:48" (1/1) ... [2024-11-14 04:29:48,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:29:48,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:29:49,003 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 04:29:49,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 04:29:49,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 04:29:49,035 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 04:29:49,036 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 04:29:49,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 04:29:49,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 04:29:49,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 04:29:49,130 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 04:29:49,132 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 04:29:49,681 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-14 04:29:49,681 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 04:29:49,926 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 04:29:49,927 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 04:29:49,927 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:29:49 BoogieIcfgContainer [2024-11-14 04:29:49,927 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 04:29:49,931 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 04:29:49,931 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 04:29:49,936 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 04:29:49,936 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:29:48" (1/3) ... [2024-11-14 04:29:49,937 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42537a05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:29:49, skipping insertion in model container [2024-11-14 04:29:49,937 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:29:48" (2/3) ... [2024-11-14 04:29:49,938 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42537a05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:29:49, skipping insertion in model container [2024-11-14 04:29:49,938 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:29:49" (3/3) ... [2024-11-14 04:29:49,940 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount50_file-12.i [2024-11-14 04:29:49,962 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 04:29:49,964 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount50_file-12.i that has 2 procedures, 45 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 04:29:50,035 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 04:29:50,053 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;@2e9d9324, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 04:29:50,053 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 04:29:50,059 INFO L276 IsEmpty]: Start isEmpty. Operand has 45 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 20 states have internal predecessors, (22), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-14 04:29:50,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-14 04:29:50,069 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:29:50,070 INFO L215 NwaCegarLoop]: trace histogram [23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:29:50,071 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:29:50,077 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:29:50,078 INFO L85 PathProgramCache]: Analyzing trace with hash -4972304, now seen corresponding path program 1 times [2024-11-14 04:29:50,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:29:50,086 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044575813] [2024-11-14 04:29:50,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:29:50,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:29:50,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-14 04:29:50,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1438425278] [2024-11-14 04:29:50,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:29:50,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:29:50,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:29:50,743 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 04:29:50,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 04:29:51,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 04:29:51,367 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 04:29:51,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 04:29:51,536 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 04:29:51,538 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 04:29:51,541 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 04:29:51,553 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-14 04:29:51,744 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-14 04:29:51,751 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 04:29:51,880 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 04:29:51,889 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 04:29:51 BoogieIcfgContainer [2024-11-14 04:29:51,889 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 04:29:51,891 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 04:29:51,891 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 04:29:51,891 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 04:29:51,892 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:29:49" (3/4) ... [2024-11-14 04:29:51,896 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 04:29:51,897 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 04:29:51,898 INFO L158 Benchmark]: Toolchain (without parser) took 3534.29ms. Allocated memory is still 117.4MB. Free memory was 94.8MB in the beginning and 64.4MB in the end (delta: 30.3MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2024-11-14 04:29:51,900 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 142.6MB. Free memory is still 78.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:29:51,900 INFO L158 Benchmark]: CACSL2BoogieTranslator took 465.18ms. Allocated memory is still 117.4MB. Free memory was 94.5MB in the beginning and 80.5MB in the end (delta: 14.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 04:29:51,901 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.54ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 76.9MB in the end (delta: 3.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 04:29:51,901 INFO L158 Benchmark]: Boogie Preprocessor took 52.53ms. Allocated memory is still 117.4MB. Free memory was 76.9MB in the beginning and 75.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:29:51,901 INFO L158 Benchmark]: RCFGBuilder took 965.91ms. Allocated memory is still 117.4MB. Free memory was 75.4MB in the beginning and 88.3MB in the end (delta: -12.9MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. [2024-11-14 04:29:51,902 INFO L158 Benchmark]: TraceAbstraction took 1959.62ms. Allocated memory is still 117.4MB. Free memory was 87.8MB in the beginning and 64.4MB in the end (delta: 23.3MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. [2024-11-14 04:29:51,902 INFO L158 Benchmark]: Witness Printer took 6.37ms. Allocated memory is still 117.4MB. Free memory was 64.4MB in the beginning and 64.4MB in the end (delta: 11.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:29:51,905 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 142.6MB. Free memory is still 78.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 465.18ms. Allocated memory is still 117.4MB. Free memory was 94.5MB in the beginning and 80.5MB in the end (delta: 14.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.54ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 76.9MB in the end (delta: 3.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.53ms. Allocated memory is still 117.4MB. Free memory was 76.9MB in the beginning and 75.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 965.91ms. Allocated memory is still 117.4MB. Free memory was 75.4MB in the beginning and 88.3MB in the end (delta: -12.9MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1959.62ms. Allocated memory is still 117.4MB. Free memory was 87.8MB in the beginning and 64.4MB in the end (delta: 23.3MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. * Witness Printer took 6.37ms. Allocated memory is still 117.4MB. Free memory was 64.4MB in the beginning and 64.4MB in the end (delta: 11.7kB). 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 someBinaryArithmeticDOUBLEoperation at line 85, overapproximation of someBinaryFLOATComparisonOperation at line 113, overapproximation of someBinaryFLOATComparisonOperation at line 78, overapproximation of someBinaryFLOATComparisonOperation at line 102, overapproximation of someBinaryFLOATComparisonOperation at line 112, overapproximation of someBinaryFLOATComparisonOperation at line 104, overapproximation of someUnaryDOUBLEoperation at line 35, overapproximation of someBinaryDOUBLEComparisonOperation at line 115, overapproximation of someBinaryDOUBLEComparisonOperation at line 132. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 5; [L23] unsigned char var_1_5 = 128; [L24] unsigned char var_1_6 = 10; [L25] unsigned char var_1_7 = 0; [L26] signed long int var_1_8 = 128; [L27] signed long int var_1_9 = 1967984875; [L28] float var_1_10 = 256.625; [L29] float var_1_11 = 24.5; [L30] float var_1_12 = 999999.25; [L31] unsigned char var_1_13 = 1; [L32] unsigned char var_1_14 = 0; [L33] double var_1_15 = 127.3; [L34] float var_1_16 = 15.8; [L35] double var_1_17 = -0.4; [L36] unsigned long int var_1_18 = 8; [L37] unsigned long int var_1_19 = 2366774301; [L38] unsigned char var_1_20 = 0; [L39] signed short int var_1_21 = 5; [L40] signed char var_1_22 = 0; [L41] signed char var_1_23 = 2; [L42] unsigned char last_1_var_1_1 = 5; [L43] unsigned long int last_1_var_1_18 = 8; [L44] signed char last_1_var_1_22 = 0; [L136] isInitial = 1 [L137] FCALL initially() [L138] COND TRUE 1 [L139] CALL updateLastVariables() [L127] last_1_var_1_1 = var_1_1 [L128] last_1_var_1_18 = var_1_18 [L129] last_1_var_1_22 = var_1_22 [L139] RET updateLastVariables() [L140] CALL updateVariables() [L89] var_1_5 = __VERIFIER_nondet_uchar() [L90] CALL assume_abort_if_not(var_1_5 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=510, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_5 >= 127) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=510, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L91] CALL assume_abort_if_not(var_1_5 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=510, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_5 <= 254) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=510, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L92] var_1_6 = __VERIFIER_nondet_uchar() [L93] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=510, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=510, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L94] CALL assume_abort_if_not(var_1_6 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=510, var_1_6=512, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_6 <= 64) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=510, var_1_6=512, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L95] var_1_7 = __VERIFIER_nondet_uchar() [L96] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=510, var_1_6=512, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=510, var_1_6=512, var_1_8=128, var_1_9=1967984875] [L97] CALL assume_abort_if_not(var_1_7 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=510, var_1_6=512, var_1_7=-256, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_7 <= 63) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=510, var_1_6=512, var_1_7=-256, var_1_8=128, var_1_9=1967984875] [L98] var_1_9 = __VERIFIER_nondet_long() [L99] CALL assume_abort_if_not(var_1_9 >= 1073741822) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=510, var_1_6=512, var_1_7=-256, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(var_1_9 >= 1073741822) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=510, var_1_6=512, var_1_7=-256, var_1_8=128, var_1_9=2147483646] [L100] CALL assume_abort_if_not(var_1_9 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=510, var_1_6=512, var_1_7=-256, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_9 <= 2147483646) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=510, var_1_6=512, var_1_7=-256, var_1_8=128, var_1_9=2147483646] [L101] var_1_11 = __VERIFIER_nondet_float() [L102] CALL assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=510, var_1_6=512, var_1_7=-256, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=510, var_1_6=512, var_1_7=-256, var_1_8=128, var_1_9=2147483646] [L103] var_1_12 = __VERIFIER_nondet_float() [L104] CALL assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=510, var_1_6=512, var_1_7=-256, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=510, var_1_6=512, var_1_7=-256, var_1_8=128, var_1_9=2147483646] [L105] var_1_13 = __VERIFIER_nondet_uchar() [L106] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=510, var_1_6=512, var_1_7=-256, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=510, var_1_6=512, var_1_7=-256, var_1_8=128, var_1_9=2147483646] [L107] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=510, var_1_6=512, var_1_7=-256, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=510, var_1_6=512, var_1_7=-256, var_1_8=128, var_1_9=2147483646] [L108] var_1_14 = __VERIFIER_nondet_uchar() [L109] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=510, var_1_6=512, var_1_7=-256, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=510, var_1_6=512, var_1_7=-256, var_1_8=128, var_1_9=2147483646] [L110] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=510, var_1_6=512, var_1_7=-256, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=510, var_1_6=512, var_1_7=-256, var_1_8=128, var_1_9=2147483646] [L111] var_1_16 = __VERIFIER_nondet_float() [L112] CALL assume_abort_if_not((var_1_16 >= -922337.2036854776000e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=510, var_1_6=512, var_1_7=-256, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not((var_1_16 >= -922337.2036854776000e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=510, var_1_6=512, var_1_7=-256, var_1_8=128, var_1_9=2147483646] [L113] CALL assume_abort_if_not(var_1_16 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=510, var_1_6=512, var_1_7=-256, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_16 != 0.0F) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=510, var_1_6=512, var_1_7=-256, var_1_8=128, var_1_9=2147483646] [L114] var_1_17 = __VERIFIER_nondet_double() [L115] CALL assume_abort_if_not((var_1_17 >= -461168.6018427382800e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=510, var_1_6=512, var_1_7=-256, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not((var_1_17 >= -461168.6018427382800e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=510, var_1_6=512, var_1_7=-256, var_1_8=128, var_1_9=2147483646] [L116] var_1_19 = __VERIFIER_nondet_ulong() [L117] CALL assume_abort_if_not(var_1_19 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=510, var_1_6=512, var_1_7=-256, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(var_1_19 >= 2147483647) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=510, var_1_6=512, var_1_7=-256, var_1_8=128, var_1_9=2147483646] [L118] CALL assume_abort_if_not(var_1_19 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=510, var_1_6=512, var_1_7=-256, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_19 <= 4294967294) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=510, var_1_6=512, var_1_7=-256, var_1_8=128, var_1_9=2147483646] [L119] var_1_20 = __VERIFIER_nondet_uchar() [L120] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=510, var_1_6=512, var_1_7=-256, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=510, var_1_6=512, var_1_7=-256, var_1_8=128, var_1_9=2147483646] [L121] CALL assume_abort_if_not(var_1_20 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=256, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=510, var_1_6=512, var_1_7=-256, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_20 <= 1) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=256, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=510, var_1_6=512, var_1_7=-256, var_1_8=128, var_1_9=2147483646] [L122] var_1_23 = __VERIFIER_nondet_char() [L123] CALL assume_abort_if_not(var_1_23 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=256, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_5=510, var_1_6=512, var_1_7=-256, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_23 >= -63) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=256, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_5=510, var_1_6=512, var_1_7=-256, var_1_8=128, var_1_9=2147483646] [L124] CALL assume_abort_if_not(var_1_23 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=256, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_5=510, var_1_6=512, var_1_7=-256, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_23 <= 63) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=256, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_5=510, var_1_6=512, var_1_7=-256, var_1_8=128, var_1_9=2147483646] [L140] RET updateVariables() [L141] CALL step() [L48] unsigned char stepLocal_2 = var_1_9 >= last_1_var_1_22; [L49] signed long int stepLocal_1 = last_1_var_1_1; [L50] COND FALSE !(stepLocal_1 > last_1_var_1_18) [L53] COND TRUE var_1_20 || stepLocal_2 [L54] var_1_18 = var_1_6 [L59] COND TRUE last_1_var_1_1 > (var_1_18 * var_1_18) [L60] var_1_1 = (var_1_5 - (var_1_6 + var_1_7)) [L64] var_1_21 = ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))) [L65] unsigned char stepLocal_0 = var_1_6; [L66] COND FALSE !((- var_1_18) > stepLocal_0) [L69] signed long int stepLocal_3 = var_1_8; [L70] COND FALSE !(var_1_18 == stepLocal_3) [L77] COND TRUE var_1_8 != ((((var_1_6) < (var_1_5)) ? (var_1_6) : (var_1_5))) [L78] var_1_10 = ((((var_1_11) > (var_1_12)) ? (var_1_11) : (var_1_12))) [L84] COND FALSE !((var_1_12 / var_1_16) >= var_1_10) [L141] RET step() [L142] CALL, EXPR property() [L132-L133] return (((((((last_1_var_1_1 > (var_1_18 * var_1_18)) ? (var_1_1 == ((unsigned char) (var_1_5 - (var_1_6 + var_1_7)))) : (var_1_1 == ((unsigned char) ((((var_1_7) < ((((((16) < 0 ) ? -(16) : (16))) + var_1_6))) ? (var_1_7) : ((((((16) < 0 ) ? -(16) : (16))) + var_1_6))))))) && (((- var_1_18) > var_1_6) ? (var_1_8 == ((signed long int) ((var_1_9 - var_1_21) - var_1_5))) : 1)) && ((var_1_8 != ((((var_1_6) < (var_1_5)) ? (var_1_6) : (var_1_5)))) ? (var_1_10 == ((float) ((((var_1_11) > (var_1_12)) ? (var_1_11) : (var_1_12))))) : ((var_1_13 || var_1_14) ? (var_1_10 == ((float) var_1_11)) : 1))) && (((var_1_12 / var_1_16) >= var_1_10) ? (var_1_15 == ((double) (var_1_17 + 255.5))) : 1)) && ((last_1_var_1_1 > last_1_var_1_18) ? (var_1_18 == ((unsigned long int) ((((var_1_9) < ((var_1_19 - var_1_6))) ? (var_1_9) : ((var_1_19 - var_1_6)))))) : ((var_1_20 || (var_1_9 >= last_1_var_1_22)) ? (var_1_18 == ((unsigned long int) var_1_6)) : (var_1_18 == ((unsigned long int) var_1_7))))) && (var_1_21 == ((signed short int) ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7)))))) && ((var_1_18 == var_1_8) ? ((! var_1_20) ? (var_1_22 == ((signed char) ((((var_1_6) > ((5 - var_1_7))) ? (var_1_6) : ((5 - var_1_7)))))) : (var_1_22 == ((signed char) (var_1_7 + var_1_23)))) : 1) ; [L142] RET, EXPR property() [L142] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2, var_1_11=0, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=0, var_1_19=2147483647, var_1_1=254, var_1_20=256, var_1_21=0, var_1_22=0, var_1_23=-63, var_1_5=510, var_1_6=512, var_1_7=-256, var_1_8=128, var_1_9=2147483646] [L19] reach_error() VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2, var_1_11=0, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=0, var_1_19=2147483647, var_1_1=254, var_1_20=256, var_1_21=0, var_1_22=0, var_1_23=-63, var_1_5=510, var_1_6=512, var_1_7=-256, var_1_8=128, var_1_9=2147483646] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 45 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 1, TraceHistogramMax: 23, 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=45occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 172 NumberOfCodeBlocks, 172 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-14 04:29:51,943 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/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_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-12.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/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_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/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 294426147cf82c0ac3b70b4f704f7d2f544f9a92dc9129f211aff88b44461b4f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 04:29:55,044 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:29:55,169 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 04:29:55,183 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:29:55,183 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:29:55,225 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:29:55,227 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:29:55,227 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:29:55,227 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:29:55,228 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:29:55,229 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:29:55,229 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:29:55,229 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:29:55,230 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:29:55,230 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:29:55,230 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:29:55,230 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:29:55,230 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 04:29:55,230 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 04:29:55,230 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 04:29:55,230 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:29:55,231 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 04:29:55,231 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:29:55,231 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 04:29:55,231 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 04:29:55,231 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 04:29:55,232 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:29:55,232 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 04:29:55,232 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 04:29:55,233 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 04:29:55,233 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:29:55,233 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:29:55,233 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 04:29:55,233 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:29:55,234 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:29:55,234 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:29:55,234 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:29:55,235 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:29:55,235 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 04:29:55,235 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 04:29:55,235 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 04:29:55,235 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:29:55,235 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:29:55,235 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_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/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 -> 294426147cf82c0ac3b70b4f704f7d2f544f9a92dc9129f211aff88b44461b4f [2024-11-14 04:29:55,628 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:29:55,641 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:29:55,645 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:29:55,647 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:29:55,647 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:29:55,648 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-12.i Unable to find full path for "g++" [2024-11-14 04:29:58,019 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:29:58,315 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:29:58,316 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-12.i [2024-11-14 04:29:58,325 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/bin/utaipan-verify-sOmjnqqW8E/data/7c8a246bc/f148d999a92847919f7745d342e3881a/FLAGcfbee3686 [2024-11-14 04:29:58,590 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/bin/utaipan-verify-sOmjnqqW8E/data/7c8a246bc/f148d999a92847919f7745d342e3881a [2024-11-14 04:29:58,594 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:29:58,596 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:29:58,600 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:29:58,601 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:29:58,607 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:29:58,608 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:29:58" (1/1) ... [2024-11-14 04:29:58,609 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b6104d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:29:58, skipping insertion in model container [2024-11-14 04:29:58,612 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:29:58" (1/1) ... [2024-11-14 04:29:58,640 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:29:58,808 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_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-12.i[915,928] [2024-11-14 04:29:58,876 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:29:58,892 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:29:58,902 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_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-12.i[915,928] [2024-11-14 04:29:58,945 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:29:58,966 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:29:58,966 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:29:58 WrapperNode [2024-11-14 04:29:58,967 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:29:58,968 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:29:58,968 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:29:58,968 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:29:58,975 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:29:58" (1/1) ... [2024-11-14 04:29:58,986 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:29:58" (1/1) ... [2024-11-14 04:29:59,022 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 146 [2024-11-14 04:29:59,022 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:29:59,023 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:29:59,027 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:29:59,027 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:29:59,035 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:29:58" (1/1) ... [2024-11-14 04:29:59,036 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:29:58" (1/1) ... [2024-11-14 04:29:59,042 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:29:58" (1/1) ... [2024-11-14 04:29:59,046 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:29:58" (1/1) ... [2024-11-14 04:29:59,061 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:29:58" (1/1) ... [2024-11-14 04:29:59,068 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:29:58" (1/1) ... [2024-11-14 04:29:59,074 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:29:58" (1/1) ... [2024-11-14 04:29:59,076 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:29:58" (1/1) ... [2024-11-14 04:29:59,083 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 04:29:59,087 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 04:29:59,087 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 04:29:59,087 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 04:29:59,088 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:29:58" (1/1) ... [2024-11-14 04:29:59,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:29:59,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:29:59,136 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 04:29:59,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 04:29:59,171 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 04:29:59,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 04:29:59,171 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 04:29:59,171 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 04:29:59,171 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 04:29:59,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 04:29:59,310 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 04:29:59,313 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 04:30:03,852 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-14 04:30:03,853 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 04:30:03,867 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 04:30:03,868 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 04:30:03,869 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:30:03 BoogieIcfgContainer [2024-11-14 04:30:03,869 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 04:30:03,872 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 04:30:03,874 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 04:30:03,879 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 04:30:03,879 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:29:58" (1/3) ... [2024-11-14 04:30:03,879 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d81c768 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:30:03, skipping insertion in model container [2024-11-14 04:30:03,880 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:29:58" (2/3) ... [2024-11-14 04:30:03,880 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d81c768 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:30:03, skipping insertion in model container [2024-11-14 04:30:03,881 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:30:03" (3/3) ... [2024-11-14 04:30:03,883 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount50_file-12.i [2024-11-14 04:30:03,894 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 04:30:03,895 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount50_file-12.i that has 2 procedures, 66 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 04:30:03,957 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 04:30:03,969 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;@306ac9ec, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 04:30:03,969 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 04:30:03,973 INFO L276 IsEmpty]: Start isEmpty. Operand has 66 states, 40 states have (on average 1.35) internal successors, (54), 41 states have internal predecessors, (54), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-14 04:30:03,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-14 04:30:03,985 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:30:03,986 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:30:03,987 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:30:03,990 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:30:03,991 INFO L85 PathProgramCache]: Analyzing trace with hash -692208802, now seen corresponding path program 1 times [2024-11-14 04:30:04,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:30:04,000 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [399603923] [2024-11-14 04:30:04,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:30:04,001 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 04:30:04,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:30:04,005 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/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 04:30:04,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/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 04:30:04,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:30:04,491 INFO L255 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-14 04:30:04,500 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:30:04,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 464 proven. 0 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2024-11-14 04:30:04,550 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:30:04,551 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:30:04,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [399603923] [2024-11-14 04:30:04,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [399603923] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:30:04,552 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:30:04,552 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 04:30:04,554 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1403735393] [2024-11-14 04:30:04,554 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:30:04,558 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 04:30:04,558 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:30:04,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 04:30:04,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 04:30:04,583 INFO L87 Difference]: Start difference. First operand has 66 states, 40 states have (on average 1.35) internal successors, (54), 41 states have internal predecessors, (54), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-14 04:30:04,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:30:04,614 INFO L93 Difference]: Finished difference Result 125 states and 217 transitions. [2024-11-14 04:30:04,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 04:30:04,616 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 145 [2024-11-14 04:30:04,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:30:04,622 INFO L225 Difference]: With dead ends: 125 [2024-11-14 04:30:04,622 INFO L226 Difference]: Without dead ends: 62 [2024-11-14 04:30:04,624 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 144 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 04:30:04,627 INFO L432 NwaCegarLoop]: 93 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, 93 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 04:30:04,628 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 04:30:04,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2024-11-14 04:30:04,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2024-11-14 04:30:04,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 37 states have (on average 1.2702702702702702) internal successors, (47), 37 states have internal predecessors, (47), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-14 04:30:04,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 93 transitions. [2024-11-14 04:30:04,671 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 93 transitions. Word has length 145 [2024-11-14 04:30:04,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:30:04,671 INFO L471 AbstractCegarLoop]: Abstraction has 62 states and 93 transitions. [2024-11-14 04:30:04,672 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-14 04:30:04,672 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 93 transitions. [2024-11-14 04:30:04,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-14 04:30:04,675 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:30:04,675 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:30:04,683 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/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 04:30:04,876 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/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 04:30:04,876 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:30:04,877 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:30:04,877 INFO L85 PathProgramCache]: Analyzing trace with hash -2091844516, now seen corresponding path program 1 times [2024-11-14 04:30:04,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:30:04,878 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [517565346] [2024-11-14 04:30:04,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:30:04,878 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 04:30:04,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:30:04,883 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/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 04:30:04,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/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 04:30:05,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:30:05,407 INFO L255 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 04:30:05,415 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:30:08,049 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-14 04:30:08,049 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:30:08,049 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:30:08,049 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [517565346] [2024-11-14 04:30:08,050 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [517565346] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:30:08,050 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:30:08,050 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 04:30:08,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055069814] [2024-11-14 04:30:08,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:30:08,052 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 04:30:08,052 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:30:08,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 04:30:08,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 04:30:08,054 INFO L87 Difference]: Start difference. First operand 62 states and 93 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-14 04:30:10,039 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:30:11,333 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:30:11,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:30:11,334 INFO L93 Difference]: Finished difference Result 181 states and 274 transitions. [2024-11-14 04:30:11,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 04:30:11,359 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 145 [2024-11-14 04:30:11,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:30:11,362 INFO L225 Difference]: With dead ends: 181 [2024-11-14 04:30:11,362 INFO L226 Difference]: Without dead ends: 122 [2024-11-14 04:30:11,363 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-14 04:30:11,364 INFO L432 NwaCegarLoop]: 87 mSDtfsCounter, 47 mSDsluCounter, 201 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 288 SdHoareTripleChecker+Invalid, 125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2024-11-14 04:30:11,364 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [47 Valid, 288 Invalid, 125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2024-11-14 04:30:11,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2024-11-14 04:30:11,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 105. [2024-11-14 04:30:11,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 56 states have (on average 1.1785714285714286) internal successors, (66), 56 states have internal predecessors, (66), 46 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-14 04:30:11,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 158 transitions. [2024-11-14 04:30:11,416 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 158 transitions. Word has length 145 [2024-11-14 04:30:11,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:30:11,417 INFO L471 AbstractCegarLoop]: Abstraction has 105 states and 158 transitions. [2024-11-14 04:30:11,417 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-14 04:30:11,417 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 158 transitions. [2024-11-14 04:30:11,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-14 04:30:11,421 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:30:11,421 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:30:11,432 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/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 04:30:11,622 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/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 04:30:11,622 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:30:11,622 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:30:11,623 INFO L85 PathProgramCache]: Analyzing trace with hash -1226480057, now seen corresponding path program 1 times [2024-11-14 04:30:11,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:30:11,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1957288702] [2024-11-14 04:30:11,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:30:11,623 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 04:30:11,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:30:11,625 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/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 04:30:11,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f9ae68-887d-4fa6-b125-f0bbeac994bf/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 04:30:12,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:30:12,144 INFO L255 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-14 04:30:12,159 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:31:28,717 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ zero_extend 24) c_~var_1_6~0)) (.cse3 ((_ zero_extend 24) c_~var_1_5~0)) (.cse0 ((_ zero_extend 24) c_~var_1_7~0))) (and (bvugt (_ bv5 32) (bvmul c_~var_1_18~0 c_~var_1_18~0)) (= (_ bv8 32) c_~last_1_var_1_18~0) (= c_~var_1_21~0 ((_ extract 15 0) .cse0)) (= (_ bv5 8) c_~last_1_var_1_1~0) (= (_ bv0 8) c_~var_1_22~0) (= .cse1 c_~var_1_18~0) (= (_ bv0 8) c_~last_1_var_1_22~0) (let ((.cse2 (fp.gt c_~var_1_11~0 c_~var_1_12~0))) (or (and (not .cse2) (= c_~var_1_12~0 c_~var_1_10~0)) (and .cse2 (= c_~var_1_11~0 c_~var_1_10~0)))) (= c_~var_1_8~0 (bvadd c_~var_1_9~0 (bvneg ((_ sign_extend 16) c_~var_1_21~0)) (bvneg .cse3))) (bvsge c_~var_1_9~0 (_ bv1073741822 32)) (= ((_ extract 7 0) (bvadd (bvneg (bvadd .cse1 .cse0)) .cse3)) c_~var_1_1~0) (fp.geq (fp.div c_currentRoundingMode c_~var_1_12~0 c_~var_1_16~0) c_~var_1_10~0) (let ((.cse5 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse4 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (or (and (fp.leq c_~var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode .cse4)) (fp.geq c_~var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode .cse5))) (and (fp.leq c_~var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse5))) (fp.geq c_~var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse4)))))) (bvsge .cse3 (_ bv127 32)) (bvsle .cse0 (_ bv63 32)) (= c_~var_1_15~0 (fp.add c_currentRoundingMode c_~var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 511.0 2.0)))) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2024-11-14 04:31:30,740 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ zero_extend 24) c_~var_1_6~0)) (.cse3 ((_ zero_extend 24) c_~var_1_5~0)) (.cse0 ((_ zero_extend 24) c_~var_1_7~0))) (and (bvugt (_ bv5 32) (bvmul c_~var_1_18~0 c_~var_1_18~0)) (= (_ bv8 32) c_~last_1_var_1_18~0) (= c_~var_1_21~0 ((_ extract 15 0) .cse0)) (= (_ bv5 8) c_~last_1_var_1_1~0) (= (_ bv0 8) c_~var_1_22~0) (= .cse1 c_~var_1_18~0) (= (_ bv0 8) c_~last_1_var_1_22~0) (let ((.cse2 (fp.gt c_~var_1_11~0 c_~var_1_12~0))) (or (and (not .cse2) (= c_~var_1_12~0 c_~var_1_10~0)) (and .cse2 (= c_~var_1_11~0 c_~var_1_10~0)))) (= c_~var_1_8~0 (bvadd c_~var_1_9~0 (bvneg ((_ sign_extend 16) c_~var_1_21~0)) (bvneg .cse3))) (bvsge c_~var_1_9~0 (_ bv1073741822 32)) (= ((_ extract 7 0) (bvadd (bvneg (bvadd .cse1 .cse0)) .cse3)) c_~var_1_1~0) (fp.geq (fp.div c_currentRoundingMode c_~var_1_12~0 c_~var_1_16~0) c_~var_1_10~0) (let ((.cse5 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse4 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (or (and (fp.leq c_~var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode .cse4)) (fp.geq c_~var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode .cse5))) (and (fp.leq c_~var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse5))) (fp.geq c_~var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse4)))))) (bvsge .cse3 (_ bv127 32)) (bvsle .cse0 (_ bv63 32)) (= c_~var_1_15~0 (fp.add c_currentRoundingMode c_~var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 511.0 2.0)))) (= c_currentRoundingMode roundNearestTiesToEven))) is different from true