./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-41.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-41.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2ca49ab820ec7b63f08a2ce22e67a701d1d86b8ff13cf45853d7baabaed2f9ad --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:02:33,404 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:02:33,466 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-28 04:02:33,471 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:02:33,472 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:02:33,519 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:02:33,519 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:02:33,520 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:02:33,520 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:02:33,520 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:02:33,520 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:02:33,520 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:02:33,521 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:02:33,521 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:02:33,521 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:02:33,521 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:02:33,521 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:02:33,521 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 04:02:33,521 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 04:02:33,521 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 04:02:33,522 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:02:33,522 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:02:33,524 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:02:33,524 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:02:33,524 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 04:02:33,524 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:02:33,524 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:02:33,524 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:02:33,524 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:02:33,524 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:02:33,525 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:02:33,525 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:02:33,525 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:02:33,525 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:02:33,525 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:02:33,525 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:02:33,526 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:02:33,526 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:02:33,526 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:02:33,526 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:02:33,526 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:02:33,526 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:02:33,526 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 04:02:33,526 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 04:02:33,527 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:02:33,527 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:02:33,527 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:02:33,527 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:02:33,527 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB 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 -> Automizer 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 -> 2ca49ab820ec7b63f08a2ce22e67a701d1d86b8ff13cf45853d7baabaed2f9ad [2024-11-28 04:02:33,874 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:02:33,885 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:02:33,891 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:02:33,892 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:02:33,892 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:02:33,894 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-41.i [2024-11-28 04:02:37,124 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/data/7e71fc97f/40dc2a5fe21c4af5bd02e49e62ffb11d/FLAG413013274 [2024-11-28 04:02:37,447 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:02:37,453 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-41.i [2024-11-28 04:02:37,465 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/data/7e71fc97f/40dc2a5fe21c4af5bd02e49e62ffb11d/FLAG413013274 [2024-11-28 04:02:37,489 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/data/7e71fc97f/40dc2a5fe21c4af5bd02e49e62ffb11d [2024-11-28 04:02:37,492 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:02:37,493 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:02:37,497 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:02:37,497 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:02:37,502 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:02:37,503 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:02:37" (1/1) ... [2024-11-28 04:02:37,506 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ec3c80d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:37, skipping insertion in model container [2024-11-28 04:02:37,506 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:02:37" (1/1) ... [2024-11-28 04:02:37,531 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:02:37,679 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_4fc880e2-4293-4d68-a0a7-1ff85af5955d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-41.i[915,928] [2024-11-28 04:02:37,743 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:02:37,760 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:02:37,771 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_4fc880e2-4293-4d68-a0a7-1ff85af5955d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-41.i[915,928] [2024-11-28 04:02:37,805 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:02:37,823 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:02:37,823 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:37 WrapperNode [2024-11-28 04:02:37,824 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:02:37,825 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:02:37,825 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:02:37,825 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:02:37,832 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:37" (1/1) ... [2024-11-28 04:02:37,841 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:37" (1/1) ... [2024-11-28 04:02:37,881 INFO L138 Inliner]: procedures = 26, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 151 [2024-11-28 04:02:37,881 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:02:37,882 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:02:37,882 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:02:37,882 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:02:37,892 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:37" (1/1) ... [2024-11-28 04:02:37,892 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:37" (1/1) ... [2024-11-28 04:02:37,896 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:37" (1/1) ... [2024-11-28 04:02:37,921 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-28 04:02:37,921 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:37" (1/1) ... [2024-11-28 04:02:37,921 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:37" (1/1) ... [2024-11-28 04:02:37,929 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:37" (1/1) ... [2024-11-28 04:02:37,930 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:37" (1/1) ... [2024-11-28 04:02:37,933 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:37" (1/1) ... [2024-11-28 04:02:37,935 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:37" (1/1) ... [2024-11-28 04:02:37,937 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:37" (1/1) ... [2024-11-28 04:02:37,940 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:02:37,941 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:02:37,941 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:02:37,941 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:02:37,942 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:37" (1/1) ... [2024-11-28 04:02:37,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:02:37,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:02:37,980 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:02:37,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:02:38,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:02:38,009 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 04:02:38,010 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 04:02:38,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 04:02:38,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:02:38,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:02:38,094 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:02:38,096 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:02:38,507 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-28 04:02:38,507 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:02:38,517 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:02:38,518 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 04:02:38,518 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:02:38 BoogieIcfgContainer [2024-11-28 04:02:38,519 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:02:38,522 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:02:38,522 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:02:38,527 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:02:38,528 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:02:37" (1/3) ... [2024-11-28 04:02:38,528 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12198a71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:02:38, skipping insertion in model container [2024-11-28 04:02:38,528 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:37" (2/3) ... [2024-11-28 04:02:38,529 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12198a71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:02:38, skipping insertion in model container [2024-11-28 04:02:38,529 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:02:38" (3/3) ... [2024-11-28 04:02:38,530 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-41.i [2024-11-28 04:02:38,552 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:02:38,554 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-41.i that has 2 procedures, 65 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 04:02:38,626 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:02:38,644 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=PETRI_NET, 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;@2e5f3c38, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:02:38,644 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 04:02:38,652 INFO L276 IsEmpty]: Start isEmpty. Operand has 65 states, 42 states have (on average 1.380952380952381) internal successors, (58), 43 states have internal predecessors, (58), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-28 04:02:38,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-28 04:02:38,663 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:02:38,664 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:02:38,664 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:02:38,669 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:02:38,670 INFO L85 PathProgramCache]: Analyzing trace with hash -96019935, now seen corresponding path program 1 times [2024-11-28 04:02:38,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:02:38,678 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889548921] [2024-11-28 04:02:38,678 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:02:38,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:02:38,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:02:39,093 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked. [2024-11-28 04:02:39,093 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:02:39,094 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [889548921] [2024-11-28 04:02:39,096 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [889548921] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:02:39,096 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [410719312] [2024-11-28 04:02:39,097 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:02:39,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:02:39,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:02:39,100 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:02:39,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 04:02:39,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:02:39,383 INFO L256 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 04:02:39,397 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:02:39,437 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked. [2024-11-28 04:02:39,440 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:02:39,441 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [410719312] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:02:39,441 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:02:39,441 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-28 04:02:39,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [274690370] [2024-11-28 04:02:39,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:02:39,448 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 04:02:39,448 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:02:39,471 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 04:02:39,472 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:02:39,476 INFO L87 Difference]: Start difference. First operand has 65 states, 42 states have (on average 1.380952380952381) internal successors, (58), 43 states have internal predecessors, (58), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) 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, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-28 04:02:39,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:02:39,512 INFO L93 Difference]: Finished difference Result 123 states and 210 transitions. [2024-11-28 04:02:39,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 04:02:39,514 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, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) Word has length 132 [2024-11-28 04:02:39,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:02:39,523 INFO L225 Difference]: With dead ends: 123 [2024-11-28 04:02:39,523 INFO L226 Difference]: Without dead ends: 61 [2024-11-28 04:02:39,528 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:02:39,533 INFO L435 NwaCegarLoop]: 90 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, 90 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 [2024-11-28 04:02:39,536 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:02:39,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2024-11-28 04:02:39,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2024-11-28 04:02:39,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 39 states have (on average 1.2820512820512822) internal successors, (50), 39 states have internal predecessors, (50), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-28 04:02:39,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 90 transitions. [2024-11-28 04:02:39,570 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 90 transitions. Word has length 132 [2024-11-28 04:02:39,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:02:39,571 INFO L471 AbstractCegarLoop]: Abstraction has 61 states and 90 transitions. [2024-11-28 04:02:39,571 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, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-28 04:02:39,571 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 90 transitions. [2024-11-28 04:02:39,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-28 04:02:39,574 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:02:39,574 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:02:39,582 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-28 04:02:39,775 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:02:39,775 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:02:39,776 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:02:39,776 INFO L85 PathProgramCache]: Analyzing trace with hash 1868566501, now seen corresponding path program 1 times [2024-11-28 04:02:39,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:02:39,776 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139882387] [2024-11-28 04:02:39,776 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:02:39,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:02:40,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-28 04:02:40,200 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [325068012] [2024-11-28 04:02:40,200 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:02:40,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:02:40,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:02:40,203 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:02:40,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-28 04:02:40,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:02:40,661 INFO L256 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-28 04:02:40,669 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:02:41,055 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 393 proven. 24 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2024-11-28 04:02:41,056 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:02:41,538 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:02:41,539 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [139882387] [2024-11-28 04:02:41,539 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-28 04:02:41,539 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [325068012] [2024-11-28 04:02:41,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [325068012] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:02:41,540 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:02:41,540 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2024-11-28 04:02:41,540 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [261618442] [2024-11-28 04:02:41,540 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-28 04:02:41,541 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:02:41,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:02:41,542 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:02:41,542 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:02:41,542 INFO L87 Difference]: Start difference. First operand 61 states and 90 transitions. Second operand has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 6 states have internal predecessors, (41), 2 states have call successors, (20), 2 states have call predecessors, (20), 3 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-28 04:02:41,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:02:41,871 INFO L93 Difference]: Finished difference Result 125 states and 182 transitions. [2024-11-28 04:02:41,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 04:02:41,872 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 6 states have internal predecessors, (41), 2 states have call successors, (20), 2 states have call predecessors, (20), 3 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 132 [2024-11-28 04:02:41,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:02:41,873 INFO L225 Difference]: With dead ends: 125 [2024-11-28 04:02:41,874 INFO L226 Difference]: Without dead ends: 67 [2024-11-28 04:02:41,874 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:02:41,877 INFO L435 NwaCegarLoop]: 64 mSDtfsCounter, 40 mSDsluCounter, 127 mSDsCounter, 0 mSdLazyCounter, 167 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 191 SdHoareTripleChecker+Invalid, 170 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 167 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 04:02:41,878 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [51 Valid, 191 Invalid, 170 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 167 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 04:02:41,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2024-11-28 04:02:41,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 65. [2024-11-28 04:02:41,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 42 states have (on average 1.2380952380952381) internal successors, (52), 42 states have internal predecessors, (52), 20 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-28 04:02:41,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 92 transitions. [2024-11-28 04:02:41,904 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 92 transitions. Word has length 132 [2024-11-28 04:02:41,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:02:41,905 INFO L471 AbstractCegarLoop]: Abstraction has 65 states and 92 transitions. [2024-11-28 04:02:41,905 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 6 states have internal predecessors, (41), 2 states have call successors, (20), 2 states have call predecessors, (20), 3 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-28 04:02:41,905 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 92 transitions. [2024-11-28 04:02:41,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-28 04:02:41,910 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:02:41,910 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:02:41,922 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-28 04:02:42,111 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:02:42,111 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:02:42,112 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:02:42,112 INFO L85 PathProgramCache]: Analyzing trace with hash 2146335540, now seen corresponding path program 1 times [2024-11-28 04:02:42,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:02:42,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581211967] [2024-11-28 04:02:42,112 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:02:42,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:02:42,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-28 04:02:42,386 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [739840461] [2024-11-28 04:02:42,386 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:02:42,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:02:42,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:02:42,389 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:02:42,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-28 04:02:42,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:02:42,692 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:02:42,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:02:42,896 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 04:02:42,897 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 04:02:42,898 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 04:02:42,909 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-28 04:02:43,100 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:02:43,104 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-28 04:02:43,267 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 04:02:43,274 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 04:02:43 BoogieIcfgContainer [2024-11-28 04:02:43,274 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 04:02:43,275 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 04:02:43,276 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 04:02:43,276 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 04:02:43,277 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:02:38" (3/4) ... [2024-11-28 04:02:43,280 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 04:02:43,281 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 04:02:43,282 INFO L158 Benchmark]: Toolchain (without parser) took 5788.21ms. Allocated memory was 142.6MB in the beginning and 343.9MB in the end (delta: 201.3MB). Free memory was 100.9MB in the beginning and 260.7MB in the end (delta: -159.8MB). Peak memory consumption was 42.3MB. Max. memory is 16.1GB. [2024-11-28 04:02:43,282 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 167.8MB. Free memory is still 105.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:02:43,282 INFO L158 Benchmark]: CACSL2BoogieTranslator took 328.49ms. Allocated memory is still 142.6MB. Free memory was 100.9MB in the beginning and 86.9MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 04:02:43,283 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.80ms. Allocated memory is still 142.6MB. Free memory was 86.9MB in the beginning and 83.5MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:02:43,284 INFO L158 Benchmark]: Boogie Preprocessor took 58.44ms. Allocated memory is still 142.6MB. Free memory was 83.5MB in the beginning and 78.5MB in the end (delta: 5.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 04:02:43,284 INFO L158 Benchmark]: RCFGBuilder took 578.14ms. Allocated memory is still 142.6MB. Free memory was 78.2MB in the beginning and 57.1MB in the end (delta: 21.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 04:02:43,285 INFO L158 Benchmark]: TraceAbstraction took 4752.42ms. Allocated memory was 142.6MB in the beginning and 343.9MB in the end (delta: 201.3MB). Free memory was 56.4MB in the beginning and 260.7MB in the end (delta: -204.3MB). Peak memory consumption was 327.3kB. Max. memory is 16.1GB. [2024-11-28 04:02:43,286 INFO L158 Benchmark]: Witness Printer took 5.60ms. Allocated memory is still 343.9MB. Free memory was 260.7MB in the beginning and 260.7MB in the end (delta: 41.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:02:43,288 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 167.8MB. Free memory is still 105.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 328.49ms. Allocated memory is still 142.6MB. Free memory was 100.9MB in the beginning and 86.9MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.80ms. Allocated memory is still 142.6MB. Free memory was 86.9MB in the beginning and 83.5MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 58.44ms. Allocated memory is still 142.6MB. Free memory was 83.5MB in the beginning and 78.5MB in the end (delta: 5.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 578.14ms. Allocated memory is still 142.6MB. Free memory was 78.2MB in the beginning and 57.1MB in the end (delta: 21.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 4752.42ms. Allocated memory was 142.6MB in the beginning and 343.9MB in the end (delta: 201.3MB). Free memory was 56.4MB in the beginning and 260.7MB in the end (delta: -204.3MB). Peak memory consumption was 327.3kB. Max. memory is 16.1GB. * Witness Printer took 5.60ms. Allocated memory is still 343.9MB. Free memory was 260.7MB in the beginning and 260.7MB in the end (delta: 41.5kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 116, overapproximation of someBinaryFLOATComparisonOperation at line 124, overapproximation of someBinaryFLOATComparisonOperation at line 139, overapproximation of someBinaryFLOATComparisonOperation at line 71, overapproximation of someBinaryFLOATComparisonOperation at line 51, overapproximation of someBinaryDOUBLEComparisonOperation at line 139, overapproximation of someBinaryDOUBLEComparisonOperation at line 66. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned char var_1_4 = 1; [L24] unsigned char var_1_5 = 1; [L25] unsigned char var_1_6 = 0; [L26] signed char var_1_8 = 64; [L27] signed char var_1_11 = -10; [L28] signed char var_1_12 = 64; [L29] float var_1_13 = 1.6; [L30] float var_1_14 = 3.5; [L31] unsigned char var_1_15 = 8; [L32] unsigned char var_1_16 = 4; [L33] unsigned short int var_1_17 = 2; [L34] unsigned short int var_1_18 = 10000; [L35] signed short int var_1_20 = 4; [L36] signed char var_1_22 = -32; [L37] unsigned long int var_1_23 = 0; [L38] signed short int var_1_24 = 25; [L39] float var_1_25 = 32.6; [L40] signed short int var_1_26 = 8; [L41] unsigned char var_1_27 = 50; [L42] unsigned char var_1_28 = 8; [L43] signed short int var_1_29 = 10; [L44] signed long int var_1_30 = -4; [L45] signed char var_1_31 = -50; [L46] signed char var_1_32 = -32; [L47] unsigned char last_1_var_1_15 = 8; VAL [isInitial=0, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L143] isInitial = 1 [L144] FCALL initially() [L146] CALL updateLastVariables() [L136] last_1_var_1_15 = var_1_15 VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L146] RET updateLastVariables() [L147] CALL updateVariables() [L103] var_1_4 = __VERIFIER_nondet_uchar() [L104] CALL assume_abort_if_not(var_1_4 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L104] RET assume_abort_if_not(var_1_4 >= 1) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L105] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L105] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L106] var_1_5 = __VERIFIER_nondet_uchar() [L107] CALL assume_abort_if_not(var_1_5 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L107] RET assume_abort_if_not(var_1_5 >= 1) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L108] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L108] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L109] var_1_11 = __VERIFIER_nondet_char() [L110] CALL assume_abort_if_not(var_1_11 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L110] RET assume_abort_if_not(var_1_11 >= -127) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L111] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L111] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L112] var_1_12 = __VERIFIER_nondet_char() [L113] CALL assume_abort_if_not(var_1_12 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L113] RET assume_abort_if_not(var_1_12 >= -127) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L114] CALL assume_abort_if_not(var_1_12 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L114] RET assume_abort_if_not(var_1_12 <= 126) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L115] var_1_14 = __VERIFIER_nondet_float() [L116] CALL assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L116] RET assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L117] var_1_16 = __VERIFIER_nondet_uchar() [L118] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L118] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L119] CALL assume_abort_if_not(var_1_16 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=256, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=256, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L119] RET assume_abort_if_not(var_1_16 <= 254) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=256, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L120] var_1_18 = __VERIFIER_nondet_ushort() [L121] CALL assume_abort_if_not(var_1_18 >= 8192) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=256, var_1_17=2, var_1_18=-57344, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=256, var_1_17=2, var_1_18=-57344, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L121] RET assume_abort_if_not(var_1_18 >= 8192) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=256, var_1_17=2, var_1_18=-57344, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L122] CALL assume_abort_if_not(var_1_18 <= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=256, var_1_17=2, var_1_18=-57344, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=256, var_1_17=2, var_1_18=-57344, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L122] RET assume_abort_if_not(var_1_18 <= 16384) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=256, var_1_17=2, var_1_18=-57344, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L123] var_1_25 = __VERIFIER_nondet_float() [L124] CALL assume_abort_if_not((var_1_25 >= -922337.2036854776000e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854776000e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=256, var_1_17=2, var_1_18=-57344, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=256, var_1_17=2, var_1_18=-57344, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L124] RET assume_abort_if_not((var_1_25 >= -922337.2036854776000e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854776000e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=256, var_1_17=2, var_1_18=-57344, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L125] var_1_26 = __VERIFIER_nondet_short() [L126] CALL assume_abort_if_not(var_1_26 >= -32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=256, var_1_17=2, var_1_18=-57344, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_26=0, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=256, var_1_17=2, var_1_18=-57344, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_26=0, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L126] RET assume_abort_if_not(var_1_26 >= -32766) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=256, var_1_17=2, var_1_18=-57344, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_26=0, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L127] CALL assume_abort_if_not(var_1_26 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=256, var_1_17=2, var_1_18=-57344, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_26=0, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=256, var_1_17=2, var_1_18=-57344, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_26=0, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L127] RET assume_abort_if_not(var_1_26 <= 32766) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=256, var_1_17=2, var_1_18=-57344, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_26=0, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L128] var_1_28 = __VERIFIER_nondet_uchar() [L129] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=256, var_1_17=2, var_1_18=-57344, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_26=0, var_1_27=50, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=256, var_1_17=2, var_1_18=-57344, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_26=0, var_1_27=50, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L129] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=256, var_1_17=2, var_1_18=-57344, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_26=0, var_1_27=50, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L130] CALL assume_abort_if_not(var_1_28 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=256, var_1_17=2, var_1_18=-57344, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_26=0, var_1_27=50, var_1_28=0, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=256, var_1_17=2, var_1_18=-57344, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_26=0, var_1_27=50, var_1_28=0, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L130] RET assume_abort_if_not(var_1_28 <= 254) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=256, var_1_17=2, var_1_18=-57344, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_26=0, var_1_27=50, var_1_28=0, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L131] var_1_32 = __VERIFIER_nondet_char() [L132] CALL assume_abort_if_not(var_1_32 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=256, var_1_17=2, var_1_18=-57344, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_26=0, var_1_27=50, var_1_28=0, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-127, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=256, var_1_17=2, var_1_18=-57344, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_26=0, var_1_27=50, var_1_28=0, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-127, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L132] RET assume_abort_if_not(var_1_32 >= -127) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=256, var_1_17=2, var_1_18=-57344, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_26=0, var_1_27=50, var_1_28=0, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-127, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L133] CALL assume_abort_if_not(var_1_32 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=256, var_1_17=2, var_1_18=-57344, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_26=0, var_1_27=50, var_1_28=0, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-127, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=256, var_1_17=2, var_1_18=-57344, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_26=0, var_1_27=50, var_1_28=0, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-127, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L133] RET assume_abort_if_not(var_1_32 <= 126) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=256, var_1_17=2, var_1_18=-57344, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_26=0, var_1_27=50, var_1_28=0, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-127, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L147] RET updateVariables() [L148] CALL step() [L51] COND TRUE 32.2f > (25.5f - ((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25)))) [L52] var_1_24 = ((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26))) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=256, var_1_17=2, var_1_18=-57344, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=0, var_1_26=0, var_1_27=50, var_1_28=0, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-127, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L54] var_1_27 = var_1_28 [L55] var_1_29 = var_1_26 [L56] var_1_30 = var_1_29 [L57] var_1_31 = var_1_32 [L58] unsigned char stepLocal_1 = ! var_1_5; VAL [isInitial=1, last_1_var_1_15=8, stepLocal_1=0, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=256, var_1_17=2, var_1_18=-57344, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-127, var_1_32=-127, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L59] COND FALSE !(stepLocal_1 || (var_1_12 < last_1_var_1_15)) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=256, var_1_17=2, var_1_18=-57344, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-127, var_1_32=-127, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L66] COND FALSE !((127.35 + var_1_13) <= var_1_13) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=256, var_1_17=2, var_1_18=-57344, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-127, var_1_32=-127, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L71] COND TRUE (- var_1_13) > 31.9f [L72] var_1_1 = ((var_1_6 || var_1_4) && var_1_5) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=8, var_1_16=256, var_1_17=2, var_1_18=-57344, var_1_1=1, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-127, var_1_32=-127, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L76] COND TRUE \read(var_1_1) [L77] var_1_15 = var_1_16 VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=256, var_1_16=256, var_1_17=2, var_1_18=-57344, var_1_1=1, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-127, var_1_32=-127, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L79] var_1_22 = 1 [L80] var_1_23 = var_1_22 [L81] unsigned long int stepLocal_0 = var_1_23; VAL [isInitial=1, last_1_var_1_15=8, stepLocal_0=1, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=256, var_1_16=256, var_1_17=2, var_1_18=-57344, var_1_1=1, var_1_20=4, var_1_22=1, var_1_23=1, var_1_24=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-127, var_1_32=-127, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L82] COND FALSE !(var_1_15 > stepLocal_0) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=256, var_1_16=256, var_1_17=2, var_1_18=-57344, var_1_1=1, var_1_20=4, var_1_22=1, var_1_23=1, var_1_24=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-127, var_1_32=-127, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L85] unsigned char stepLocal_2 = var_1_23 < var_1_15; VAL [isInitial=1, last_1_var_1_15=8, stepLocal_2=0, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=256, var_1_16=256, var_1_17=2, var_1_18=-57344, var_1_1=1, var_1_20=4, var_1_22=1, var_1_23=1, var_1_24=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-127, var_1_32=-127, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L86] COND TRUE var_1_1 || stepLocal_2 [L87] var_1_17 = (var_1_15 + ((var_1_18 - var_1_16) + var_1_15)) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=256, var_1_16=256, var_1_17=8192, var_1_18=-57344, var_1_1=1, var_1_20=4, var_1_22=1, var_1_23=1, var_1_24=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-127, var_1_32=-127, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L91] signed long int stepLocal_3 = -10; VAL [isInitial=1, last_1_var_1_15=8, stepLocal_3=-10, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=256, var_1_16=256, var_1_17=8192, var_1_18=-57344, var_1_1=1, var_1_20=4, var_1_22=1, var_1_23=1, var_1_24=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-127, var_1_32=-127, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L92] COND FALSE !(((var_1_15 / var_1_18) * var_1_15) < stepLocal_3) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=256, var_1_16=256, var_1_17=8192, var_1_18=-57344, var_1_1=1, var_1_20=4, var_1_22=1, var_1_23=1, var_1_24=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-127, var_1_32=-127, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L95] COND FALSE !(! (var_1_17 <= var_1_17)) [L98] var_1_20 = var_1_12 VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=256, var_1_16=256, var_1_17=8192, var_1_18=-57344, var_1_1=1, var_1_20=8, var_1_22=1, var_1_23=1, var_1_24=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-127, var_1_32=-127, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L148] RET step() [L149] CALL, EXPR property() [L139-L140] return ((((((((((- var_1_13) > 31.9f) ? (var_1_1 == ((unsigned char) ((var_1_6 || var_1_4) && var_1_5))) : (var_1_1 == ((unsigned char) var_1_5))) && (((127.35 + var_1_13) <= var_1_13) ? ((4.5 <= (var_1_13 * var_1_13)) ? (var_1_6 == ((unsigned char) var_1_5)) : 1) : 1)) && ((var_1_15 > var_1_23) ? (var_1_8 == ((signed char) ((((var_1_11) < (var_1_12)) ? (var_1_11) : (var_1_12))))) : 1)) && (((! var_1_5) || (var_1_12 < last_1_var_1_15)) ? ((! var_1_5) ? (var_1_13 == ((float) var_1_14)) : (var_1_13 == ((float) var_1_14))) : 1)) && (var_1_1 ? (var_1_15 == ((unsigned char) var_1_16)) : 1)) && ((var_1_1 || (var_1_23 < var_1_15)) ? (var_1_17 == ((unsigned short int) (var_1_15 + ((var_1_18 - var_1_16) + var_1_15)))) : (var_1_17 == ((unsigned short int) (var_1_16 + var_1_18))))) && ((((var_1_15 / var_1_18) * var_1_15) < -10) ? (var_1_20 == ((signed short int) ((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16))))) : ((! (var_1_17 <= var_1_17)) ? (var_1_20 == ((signed short int) var_1_11)) : (var_1_20 == ((signed short int) var_1_12))))) && (var_1_22 == ((signed char) 1))) && (var_1_23 == ((unsigned long int) var_1_22)) ; VAL [\result=0, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=256, var_1_16=256, var_1_17=8192, var_1_18=-57344, var_1_1=1, var_1_20=8, var_1_22=1, var_1_23=1, var_1_24=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-127, var_1_32=-127, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L149] RET, EXPR property() [L149] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=256, var_1_16=256, var_1_17=8192, var_1_18=-57344, var_1_1=1, var_1_20=8, var_1_22=1, var_1_23=1, var_1_24=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-127, var_1_32=-127, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L19] reach_error() VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=8, var_1_13=8/5, var_1_15=256, var_1_16=256, var_1_17=8192, var_1_18=-57344, var_1_1=1, var_1_20=8, var_1_22=1, var_1_23=1, var_1_24=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-127, var_1_32=-127, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 65 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.5s, OverallIterations: 3, TraceHistogramMax: 20, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 51 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 40 mSDsluCounter, 281 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 127 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 167 IncrementalHoareTripleChecker+Invalid, 170 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 154 mSDtfsCounter, 167 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 286 GetRequests, 277 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=65occurred in iteration=0, InterpolantAutomatonStates: 11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 794 NumberOfCodeBlocks, 794 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 393 ConstructedInterpolants, 0 QuantifiedInterpolants, 635 SizeOfPredicates, 2 NumberOfNonLiveVariables, 658 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 3 InterpolantComputations, 1 PerfectInterpolantSequences, 2218/2280 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, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-28 04:02:43,314 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-41.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2ca49ab820ec7b63f08a2ce22e67a701d1d86b8ff13cf45853d7baabaed2f9ad --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:02:46,475 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:02:46,631 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-28 04:02:46,639 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:02:46,639 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:02:46,684 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:02:46,686 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:02:46,687 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:02:46,687 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:02:46,688 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:02:46,688 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:02:46,688 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:02:46,689 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:02:46,689 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:02:46,690 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:02:46,691 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:02:46,691 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:02:46,691 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 04:02:46,691 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 04:02:46,692 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:02:46,692 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:02:46,692 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:02:46,693 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:02:46,693 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 04:02:46,693 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 04:02:46,693 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 04:02:46,693 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 04:02:46,693 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:02:46,694 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:02:46,694 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:02:46,694 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:02:46,694 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:02:46,694 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:02:46,694 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:02:46,694 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:02:46,694 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:02:46,695 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:02:46,695 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:02:46,695 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:02:46,695 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:02:46,695 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:02:46,695 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:02:46,695 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:02:46,695 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:02:46,695 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 04:02:46,695 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 04:02:46,695 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:02:46,696 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:02:46,696 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:02:46,696 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:02:46,696 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB 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 -> Automizer 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 -> 2ca49ab820ec7b63f08a2ce22e67a701d1d86b8ff13cf45853d7baabaed2f9ad [2024-11-28 04:02:47,010 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:02:47,018 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:02:47,021 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:02:47,022 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:02:47,023 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:02:47,024 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-41.i [2024-11-28 04:02:50,243 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/data/c90af97e5/76c53798bc104e23873fc3eedbc77e64/FLAG952c6dc5b [2024-11-28 04:02:50,517 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:02:50,518 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-41.i [2024-11-28 04:02:50,533 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/data/c90af97e5/76c53798bc104e23873fc3eedbc77e64/FLAG952c6dc5b [2024-11-28 04:02:50,559 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/data/c90af97e5/76c53798bc104e23873fc3eedbc77e64 [2024-11-28 04:02:50,562 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:02:50,564 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:02:50,565 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:02:50,565 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:02:50,572 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:02:50,572 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:02:50" (1/1) ... [2024-11-28 04:02:50,573 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c0983d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:50, skipping insertion in model container [2024-11-28 04:02:50,576 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:02:50" (1/1) ... [2024-11-28 04:02:50,599 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:02:50,783 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_4fc880e2-4293-4d68-a0a7-1ff85af5955d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-41.i[915,928] [2024-11-28 04:02:50,882 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:02:50,906 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:02:50,921 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_4fc880e2-4293-4d68-a0a7-1ff85af5955d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-41.i[915,928] [2024-11-28 04:02:50,975 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:02:51,005 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:02:51,006 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:51 WrapperNode [2024-11-28 04:02:51,006 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:02:51,007 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:02:51,008 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:02:51,008 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:02:51,017 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:51" (1/1) ... [2024-11-28 04:02:51,031 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:51" (1/1) ... [2024-11-28 04:02:51,060 INFO L138 Inliner]: procedures = 27, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 147 [2024-11-28 04:02:51,064 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:02:51,066 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:02:51,066 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:02:51,066 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:02:51,073 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:51" (1/1) ... [2024-11-28 04:02:51,073 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:51" (1/1) ... [2024-11-28 04:02:51,077 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:51" (1/1) ... [2024-11-28 04:02:51,089 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-28 04:02:51,089 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:51" (1/1) ... [2024-11-28 04:02:51,089 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:51" (1/1) ... [2024-11-28 04:02:51,100 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:51" (1/1) ... [2024-11-28 04:02:51,101 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:51" (1/1) ... [2024-11-28 04:02:51,104 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:51" (1/1) ... [2024-11-28 04:02:51,106 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:51" (1/1) ... [2024-11-28 04:02:51,108 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:51" (1/1) ... [2024-11-28 04:02:51,111 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:02:51,112 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:02:51,112 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:02:51,113 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:02:51,114 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:51" (1/1) ... [2024-11-28 04:02:51,120 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:02:51,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:02:51,149 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:02:51,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:02:51,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:02:51,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 04:02:51,176 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 04:02:51,176 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 04:02:51,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:02:51,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:02:51,255 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:02:51,257 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:02:56,502 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-28 04:02:56,502 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:02:56,512 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:02:56,512 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 04:02:56,512 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:02:56 BoogieIcfgContainer [2024-11-28 04:02:56,513 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:02:56,515 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:02:56,516 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:02:56,545 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:02:56,547 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:02:50" (1/3) ... [2024-11-28 04:02:56,548 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6156da73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:02:56, skipping insertion in model container [2024-11-28 04:02:56,548 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:51" (2/3) ... [2024-11-28 04:02:56,548 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6156da73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:02:56, skipping insertion in model container [2024-11-28 04:02:56,548 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:02:56" (3/3) ... [2024-11-28 04:02:56,550 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-41.i [2024-11-28 04:02:56,564 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:02:56,565 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-41.i that has 2 procedures, 65 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 04:02:56,615 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:02:56,626 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=PETRI_NET, 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;@5a7f17d3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:02:56,626 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 04:02:56,630 INFO L276 IsEmpty]: Start isEmpty. Operand has 65 states, 42 states have (on average 1.380952380952381) internal successors, (58), 43 states have internal predecessors, (58), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-28 04:02:56,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-28 04:02:56,640 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:02:56,641 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:02:56,641 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:02:56,646 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:02:56,646 INFO L85 PathProgramCache]: Analyzing trace with hash -96019935, now seen corresponding path program 1 times [2024-11-28 04:02:56,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:02:56,657 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1847111388] [2024-11-28 04:02:56,657 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:02:56,658 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 [2024-11-28 04:02:56,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:02:56,660 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:02:56,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:02:57,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:02:57,133 INFO L256 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 04:02:57,147 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:02:57,192 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 374 proven. 0 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2024-11-28 04:02:57,192 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:02:57,193 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:02:57,195 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1847111388] [2024-11-28 04:02:57,195 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1847111388] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:02:57,196 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:02:57,196 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 04:02:57,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946944023] [2024-11-28 04:02:57,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:02:57,203 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 04:02:57,203 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:02:57,218 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 04:02:57,219 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:02:57,221 INFO L87 Difference]: Start difference. First operand has 65 states, 42 states have (on average 1.380952380952381) internal successors, (58), 43 states have internal predecessors, (58), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-28 04:02:57,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:02:57,246 INFO L93 Difference]: Finished difference Result 123 states and 210 transitions. [2024-11-28 04:02:57,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 04:02:57,248 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 132 [2024-11-28 04:02:57,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:02:57,255 INFO L225 Difference]: With dead ends: 123 [2024-11-28 04:02:57,257 INFO L226 Difference]: Without dead ends: 61 [2024-11-28 04:02:57,262 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:02:57,265 INFO L435 NwaCegarLoop]: 90 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, 90 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 [2024-11-28 04:02:57,269 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:02:57,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2024-11-28 04:02:57,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2024-11-28 04:02:57,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 39 states have (on average 1.2820512820512822) internal successors, (50), 39 states have internal predecessors, (50), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-28 04:02:57,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 90 transitions. [2024-11-28 04:02:57,321 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 90 transitions. Word has length 132 [2024-11-28 04:02:57,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:02:57,323 INFO L471 AbstractCegarLoop]: Abstraction has 61 states and 90 transitions. [2024-11-28 04:02:57,323 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-28 04:02:57,323 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 90 transitions. [2024-11-28 04:02:57,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-28 04:02:57,330 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:02:57,331 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:02:57,341 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-11-28 04:02:57,532 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:02:57,533 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:02:57,534 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:02:57,534 INFO L85 PathProgramCache]: Analyzing trace with hash 1868566501, now seen corresponding path program 1 times [2024-11-28 04:02:57,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:02:57,536 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1932576921] [2024-11-28 04:02:57,536 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:02:57,537 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 [2024-11-28 04:02:57,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:02:57,539 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:02:57,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:02:57,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:02:57,949 INFO L256 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-28 04:02:57,954 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:02:59,868 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-11-28 04:02:59,869 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:02:59,869 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:02:59,869 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1932576921] [2024-11-28 04:02:59,869 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1932576921] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:02:59,869 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:02:59,869 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 04:02:59,869 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [97461028] [2024-11-28 04:02:59,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:02:59,871 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:02:59,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:02:59,872 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:02:59,872 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:02:59,872 INFO L87 Difference]: Start difference. First operand 61 states and 90 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-28 04:03:01,490 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 04:03:04,490 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 [] [2024-11-28 04:03:04,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:03:04,762 INFO L93 Difference]: Finished difference Result 176 states and 262 transitions. [2024-11-28 04:03:04,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:03:04,765 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 132 [2024-11-28 04:03:04,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:03:04,768 INFO L225 Difference]: With dead ends: 176 [2024-11-28 04:03:04,768 INFO L226 Difference]: Without dead ends: 118 [2024-11-28 04:03:04,768 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:03:04,769 INFO L435 NwaCegarLoop]: 83 mSDtfsCounter, 21 mSDsluCounter, 74 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 157 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2024-11-28 04:03:04,769 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 157 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2024-11-28 04:03:04,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2024-11-28 04:03:04,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 115. [2024-11-28 04:03:04,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 72 states have (on average 1.25) internal successors, (90), 72 states have internal predecessors, (90), 40 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2024-11-28 04:03:04,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 170 transitions. [2024-11-28 04:03:04,794 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 170 transitions. Word has length 132 [2024-11-28 04:03:04,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:03:04,795 INFO L471 AbstractCegarLoop]: Abstraction has 115 states and 170 transitions. [2024-11-28 04:03:04,795 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-28 04:03:04,795 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 170 transitions. [2024-11-28 04:03:04,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-28 04:03:04,797 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:03:04,797 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:03:04,809 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:03:04,998 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:03:04,998 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:03:04,999 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:03:04,999 INFO L85 PathProgramCache]: Analyzing trace with hash 2126731939, now seen corresponding path program 1 times [2024-11-28 04:03:04,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:03:04,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [436641430] [2024-11-28 04:03:04,999 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:03:04,999 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 [2024-11-28 04:03:05,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:03:05,004 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:03:05,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:03:05,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:03:05,358 INFO L256 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-28 04:03:05,363 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:03:06,465 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 403 proven. 42 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2024-11-28 04:03:06,465 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:03:08,548 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:03:08,548 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [436641430] [2024-11-28 04:03:08,549 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [436641430] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:03:08,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1397280362] [2024-11-28 04:03:08,549 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:03:08,549 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 04:03:08,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 04:03:08,556 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 04:03:08,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-28 04:03:09,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:03:09,466 INFO L256 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 04:03:09,471 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:03:10,017 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-11-28 04:03:10,018 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:03:10,018 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1397280362] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:03:10,018 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:03:10,018 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 12 [2024-11-28 04:03:10,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1027750803] [2024-11-28 04:03:10,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:03:10,019 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:03:10,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:03:10,020 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:03:10,021 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=143, Unknown=0, NotChecked=0, Total=182 [2024-11-28 04:03:10,021 INFO L87 Difference]: Start difference. First operand 115 states and 170 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-28 04:03:12,503 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 04:03:13,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:03:13,083 INFO L93 Difference]: Finished difference Result 339 states and 504 transitions. [2024-11-28 04:03:13,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:03:13,085 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 132 [2024-11-28 04:03:13,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:03:13,088 INFO L225 Difference]: With dead ends: 339 [2024-11-28 04:03:13,088 INFO L226 Difference]: Without dead ends: 227 [2024-11-28 04:03:13,090 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 281 GetRequests, 268 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=43, Invalid=167, Unknown=0, NotChecked=0, Total=210 [2024-11-28 04:03:13,091 INFO L435 NwaCegarLoop]: 161 mSDtfsCounter, 80 mSDsluCounter, 272 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 433 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2024-11-28 04:03:13,092 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [80 Valid, 433 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2024-11-28 04:03:13,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2024-11-28 04:03:13,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 225. [2024-11-28 04:03:13,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 225 states, 140 states have (on average 1.2285714285714286) internal successors, (172), 140 states have internal predecessors, (172), 80 states have call successors, (80), 4 states have call predecessors, (80), 4 states have return successors, (80), 80 states have call predecessors, (80), 80 states have call successors, (80) [2024-11-28 04:03:13,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 332 transitions. [2024-11-28 04:03:13,167 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 332 transitions. Word has length 132 [2024-11-28 04:03:13,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:03:13,171 INFO L471 AbstractCegarLoop]: Abstraction has 225 states and 332 transitions. [2024-11-28 04:03:13,172 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-28 04:03:13,172 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 332 transitions. [2024-11-28 04:03:13,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-28 04:03:13,173 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:03:13,174 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:03:13,186 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2024-11-28 04:03:13,379 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-28 04:03:13,574 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt [2024-11-28 04:03:13,575 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:03:13,575 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:03:13,575 INFO L85 PathProgramCache]: Analyzing trace with hash 1446673569, now seen corresponding path program 1 times [2024-11-28 04:03:13,576 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:03:13,576 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [192044920] [2024-11-28 04:03:13,576 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:03:13,576 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 [2024-11-28 04:03:13,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:03:13,579 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:03:13,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-28 04:03:13,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:03:14,009 INFO L256 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-28 04:03:14,013 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:03:15,104 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 403 proven. 42 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2024-11-28 04:03:15,105 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:03:17,359 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:03:17,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [192044920] [2024-11-28 04:03:17,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [192044920] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:03:17,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2074651175] [2024-11-28 04:03:17,360 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:03:17,360 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 04:03:17,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 04:03:17,362 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 04:03:17,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-28 04:03:18,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:03:18,678 INFO L256 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-28 04:03:18,681 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:03:19,455 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 403 proven. 42 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2024-11-28 04:03:19,455 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:03:20,757 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2074651175] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:03:20,757 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 04:03:20,757 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 9 [2024-11-28 04:03:20,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674140523] [2024-11-28 04:03:20,757 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 04:03:20,758 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:03:20,758 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:03:20,759 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:03:20,759 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:03:20,759 INFO L87 Difference]: Start difference. First operand 225 states and 332 transitions. Second operand has 9 states, 9 states have (on average 4.888888888888889) internal successors, (44), 8 states have internal predecessors, (44), 3 states have call successors, (20), 3 states have call predecessors, (20), 4 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-28 04:03:23,505 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 04:03:23,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:03:23,685 INFO L93 Difference]: Finished difference Result 487 states and 693 transitions. [2024-11-28 04:03:23,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 04:03:23,712 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.888888888888889) internal successors, (44), 8 states have internal predecessors, (44), 3 states have call successors, (20), 3 states have call predecessors, (20), 4 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 132 [2024-11-28 04:03:23,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:03:23,715 INFO L225 Difference]: With dead ends: 487 [2024-11-28 04:03:23,715 INFO L226 Difference]: Without dead ends: 265 [2024-11-28 04:03:23,717 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 302 GetRequests, 290 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=57, Invalid=125, Unknown=0, NotChecked=0, Total=182 [2024-11-28 04:03:23,718 INFO L435 NwaCegarLoop]: 64 mSDtfsCounter, 68 mSDsluCounter, 169 mSDsCounter, 0 mSdLazyCounter, 211 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 233 SdHoareTripleChecker+Invalid, 237 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 211 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2024-11-28 04:03:23,718 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [79 Valid, 233 Invalid, 237 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 211 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2024-11-28 04:03:23,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 265 states. [2024-11-28 04:03:23,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 265 to 257. [2024-11-28 04:03:23,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 257 states, 164 states have (on average 1.1829268292682926) internal successors, (194), 164 states have internal predecessors, (194), 80 states have call successors, (80), 12 states have call predecessors, (80), 12 states have return successors, (80), 80 states have call predecessors, (80), 80 states have call successors, (80) [2024-11-28 04:03:23,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 354 transitions. [2024-11-28 04:03:23,765 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 354 transitions. Word has length 132 [2024-11-28 04:03:23,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:03:23,766 INFO L471 AbstractCegarLoop]: Abstraction has 257 states and 354 transitions. [2024-11-28 04:03:23,766 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.888888888888889) internal successors, (44), 8 states have internal predecessors, (44), 3 states have call successors, (20), 3 states have call predecessors, (20), 4 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-28 04:03:23,766 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 354 transitions. [2024-11-28 04:03:23,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-28 04:03:23,768 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:03:23,768 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:03:23,778 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-28 04:03:23,975 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2024-11-28 04:03:24,169 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:03:24,169 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:03:24,170 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:03:24,170 INFO L85 PathProgramCache]: Analyzing trace with hash 1559529526, now seen corresponding path program 1 times [2024-11-28 04:03:24,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:03:24,171 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1813927193] [2024-11-28 04:03:24,171 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:03:24,171 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 [2024-11-28 04:03:24,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:03:24,176 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:03:24,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fc880e2-4293-4d68-a0a7-1ff85af5955d/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-11-28 04:03:24,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:03:24,564 INFO L256 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-28 04:03:24,569 INFO L279 TraceCheckSpWp]: Computing forward predicates...