./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-98.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_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/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_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-98.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/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_c8fced40-d0c3-40dc-a165-6977c885fc9d/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 6f9402c7018e79bcd90f9f57f21a87c915654b2dc0bedc517c733595f96920b4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 02:07:02,367 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:07:02,458 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-28 02:07:02,468 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:07:02,468 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:07:02,510 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:07:02,510 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:07:02,510 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:07:02,511 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 02:07:02,512 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 02:07:02,513 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 02:07:02,513 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 02:07:02,513 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:07:02,513 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:07:02,513 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:07:02,514 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:07:02,514 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 02:07:02,514 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 02:07:02,514 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 02:07:02,514 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 02:07:02,514 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:07:02,514 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 02:07:02,514 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 02:07:02,514 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 02:07:02,514 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 02:07:02,515 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 02:07:02,515 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:07:02,515 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:07:02,515 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 02:07:02,515 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:07:02,515 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:07:02,515 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:07:02,515 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:07:02,515 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:07:02,515 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:07:02,516 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:07:02,516 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:07:02,516 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:07:02,517 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:07:02,517 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 02:07:02,517 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 02:07:02,517 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 02:07:02,517 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 02:07:02,517 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 02:07:02,517 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 02:07:02,517 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 02:07:02,518 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 02:07:02,518 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 02:07:02,518 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_c8fced40-d0c3-40dc-a165-6977c885fc9d/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 -> 6f9402c7018e79bcd90f9f57f21a87c915654b2dc0bedc517c733595f96920b4 [2024-11-28 02:07:02,836 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:07:02,846 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:07:02,848 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:07:02,850 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:07:02,850 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:07:02,852 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-98.i [2024-11-28 02:07:06,060 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/data/15e4d0a8e/54b6cfe3ce204825ac2203edd66903ac/FLAG4325864a6 [2024-11-28 02:07:06,408 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:07:06,409 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-98.i [2024-11-28 02:07:06,417 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/data/15e4d0a8e/54b6cfe3ce204825ac2203edd66903ac/FLAG4325864a6 [2024-11-28 02:07:06,632 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/data/15e4d0a8e/54b6cfe3ce204825ac2203edd66903ac [2024-11-28 02:07:06,634 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:07:06,636 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:07:06,638 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:07:06,638 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:07:06,642 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:07:06,643 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:07:06" (1/1) ... [2024-11-28 02:07:06,644 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ea1cb6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:07:06, skipping insertion in model container [2024-11-28 02:07:06,645 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:07:06" (1/1) ... [2024-11-28 02:07:06,671 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:07:06,832 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_c8fced40-d0c3-40dc-a165-6977c885fc9d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-98.i[916,929] [2024-11-28 02:07:06,914 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:07:06,931 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 02:07:06,941 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_c8fced40-d0c3-40dc-a165-6977c885fc9d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-98.i[916,929] [2024-11-28 02:07:06,977 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:07:06,994 INFO L204 MainTranslator]: Completed translation [2024-11-28 02:07:06,995 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:07:06 WrapperNode [2024-11-28 02:07:06,995 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:07:06,996 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 02:07:06,996 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 02:07:06,996 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 02:07:07,005 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:07:06" (1/1) ... [2024-11-28 02:07:07,017 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:07:06" (1/1) ... [2024-11-28 02:07:07,062 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 183 [2024-11-28 02:07:07,063 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 02:07:07,063 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 02:07:07,063 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 02:07:07,063 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 02:07:07,075 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:07:06" (1/1) ... [2024-11-28 02:07:07,075 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:07:06" (1/1) ... [2024-11-28 02:07:07,078 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:07:06" (1/1) ... [2024-11-28 02:07:07,099 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 02:07:07,099 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:07:06" (1/1) ... [2024-11-28 02:07:07,099 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:07:06" (1/1) ... [2024-11-28 02:07:07,107 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:07:06" (1/1) ... [2024-11-28 02:07:07,108 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:07:06" (1/1) ... [2024-11-28 02:07:07,111 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:07:06" (1/1) ... [2024-11-28 02:07:07,113 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:07:06" (1/1) ... [2024-11-28 02:07:07,114 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:07:06" (1/1) ... [2024-11-28 02:07:07,117 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 02:07:07,121 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 02:07:07,121 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 02:07:07,122 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 02:07:07,123 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:07:06" (1/1) ... [2024-11-28 02:07:07,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:07:07,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:07:07,160 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 02:07:07,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 02:07:07,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 02:07:07,193 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 02:07:07,193 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 02:07:07,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 02:07:07,194 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 02:07:07,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 02:07:07,288 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 02:07:07,290 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 02:07:07,859 INFO L? ?]: Removed 17 outVars from TransFormulas that were not future-live. [2024-11-28 02:07:07,859 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 02:07:07,877 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 02:07:07,879 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-28 02:07:07,880 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:07:07 BoogieIcfgContainer [2024-11-28 02:07:07,880 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 02:07:07,883 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 02:07:07,883 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 02:07:07,889 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 02:07:07,890 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:07:06" (1/3) ... [2024-11-28 02:07:07,890 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19307f65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:07:07, skipping insertion in model container [2024-11-28 02:07:07,891 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:07:06" (2/3) ... [2024-11-28 02:07:07,892 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19307f65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:07:07, skipping insertion in model container [2024-11-28 02:07:07,894 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:07:07" (3/3) ... [2024-11-28 02:07:07,895 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-98.i [2024-11-28 02:07:07,916 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 02:07:07,917 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-1loop_file-98.i that has 2 procedures, 78 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 02:07:07,998 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 02:07:08,015 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;@7ba82c8f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 02:07:08,016 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 02:07:08,020 INFO L276 IsEmpty]: Start isEmpty. Operand has 78 states, 52 states have (on average 1.4230769230769231) internal successors, (74), 53 states have internal predecessors, (74), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-28 02:07:08,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-28 02:07:08,036 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:07:08,037 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:07:08,038 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:07:08,044 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:07:08,046 INFO L85 PathProgramCache]: Analyzing trace with hash 1377501956, now seen corresponding path program 1 times [2024-11-28 02:07:08,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:07:08,055 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1842109089] [2024-11-28 02:07:08,056 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:07:08,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:07:08,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:07:08,565 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2024-11-28 02:07:08,565 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:07:08,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1842109089] [2024-11-28 02:07:08,566 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1842109089] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:07:08,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1793741865] [2024-11-28 02:07:08,567 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:07:08,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:07:08,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:07:08,575 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:07:08,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 02:07:08,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:07:08,855 INFO L256 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 02:07:08,872 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:07:08,916 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2024-11-28 02:07:08,917 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:07:08,921 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1793741865] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:07:08,921 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 02:07:08,921 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-28 02:07:08,923 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1659268653] [2024-11-28 02:07:08,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:07:08,927 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 02:07:08,928 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:07:08,951 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 02:07:08,952 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 02:07:08,954 INFO L87 Difference]: Start difference. First operand has 78 states, 52 states have (on average 1.4230769230769231) internal successors, (74), 53 states have internal predecessors, (74), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-28 02:07:08,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:07:09,001 INFO L93 Difference]: Finished difference Result 153 states and 260 transitions. [2024-11-28 02:07:09,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 02:07:09,004 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) Word has length 153 [2024-11-28 02:07:09,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:07:09,012 INFO L225 Difference]: With dead ends: 153 [2024-11-28 02:07:09,013 INFO L226 Difference]: Without dead ends: 74 [2024-11-28 02:07:09,017 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 154 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 02:07:09,023 INFO L435 NwaCegarLoop]: 117 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, 117 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 02:07:09,024 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:07:09,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2024-11-28 02:07:09,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2024-11-28 02:07:09,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 49 states have (on average 1.3673469387755102) internal successors, (67), 49 states have internal predecessors, (67), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-28 02:07:09,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 113 transitions. [2024-11-28 02:07:09,070 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 113 transitions. Word has length 153 [2024-11-28 02:07:09,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:07:09,070 INFO L471 AbstractCegarLoop]: Abstraction has 74 states and 113 transitions. [2024-11-28 02:07:09,071 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-28 02:07:09,071 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 113 transitions. [2024-11-28 02:07:09,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-28 02:07:09,075 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:07:09,076 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:07:09,089 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-28 02:07:09,282 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-28 02:07:09,282 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:07:09,283 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:07:09,283 INFO L85 PathProgramCache]: Analyzing trace with hash -976854894, now seen corresponding path program 1 times [2024-11-28 02:07:09,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:07:09,283 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95814077] [2024-11-28 02:07:09,284 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:07:09,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:07:09,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:07:09,736 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-28 02:07:09,736 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:07:09,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [95814077] [2024-11-28 02:07:09,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [95814077] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:07:09,737 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:07:09,737 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:07:09,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763150525] [2024-11-28 02:07:09,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:07:09,740 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:07:09,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:07:09,741 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:07:09,741 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:07:09,742 INFO L87 Difference]: Start difference. First operand 74 states and 113 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-28 02:07:09,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:07:09,872 INFO L93 Difference]: Finished difference Result 214 states and 329 transitions. [2024-11-28 02:07:09,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:07:09,872 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 153 [2024-11-28 02:07:09,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:07:09,875 INFO L225 Difference]: With dead ends: 214 [2024-11-28 02:07:09,875 INFO L226 Difference]: Without dead ends: 143 [2024-11-28 02:07:09,879 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 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 02:07:09,880 INFO L435 NwaCegarLoop]: 194 mSDtfsCounter, 100 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 296 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 02:07:09,880 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [100 Valid, 296 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 02:07:09,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2024-11-28 02:07:09,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 141. [2024-11-28 02:07:09,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 92 states have (on average 1.3369565217391304) internal successors, (123), 92 states have internal predecessors, (123), 46 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-28 02:07:09,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 215 transitions. [2024-11-28 02:07:09,933 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 215 transitions. Word has length 153 [2024-11-28 02:07:09,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:07:09,934 INFO L471 AbstractCegarLoop]: Abstraction has 141 states and 215 transitions. [2024-11-28 02:07:09,934 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-28 02:07:09,934 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 215 transitions. [2024-11-28 02:07:09,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-28 02:07:09,940 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:07:09,940 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:07:09,940 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 02:07:09,941 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:07:09,941 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:07:09,941 INFO L85 PathProgramCache]: Analyzing trace with hash 798152468, now seen corresponding path program 1 times [2024-11-28 02:07:09,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:07:09,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285104332] [2024-11-28 02:07:09,943 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:07:09,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:07:10,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:07:11,706 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-28 02:07:11,706 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:07:11,706 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [285104332] [2024-11-28 02:07:11,706 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [285104332] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:07:11,706 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:07:11,706 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 02:07:11,706 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090350266] [2024-11-28 02:07:11,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:07:11,707 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 02:07:11,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:07:11,710 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 02:07:11,710 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:07:11,711 INFO L87 Difference]: Start difference. First operand 141 states and 215 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-28 02:07:12,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:07:12,162 INFO L93 Difference]: Finished difference Result 380 states and 576 transitions. [2024-11-28 02:07:12,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 02:07:12,163 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 153 [2024-11-28 02:07:12,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:07:12,169 INFO L225 Difference]: With dead ends: 380 [2024-11-28 02:07:12,170 INFO L226 Difference]: Without dead ends: 242 [2024-11-28 02:07:12,171 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-28 02:07:12,175 INFO L435 NwaCegarLoop]: 112 mSDtfsCounter, 170 mSDsluCounter, 285 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 170 SdHoareTripleChecker+Valid, 397 SdHoareTripleChecker+Invalid, 169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 02:07:12,175 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [170 Valid, 397 Invalid, 169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 02:07:12,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2024-11-28 02:07:12,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 214. [2024-11-28 02:07:12,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 214 states, 140 states have (on average 1.3428571428571427) internal successors, (188), 140 states have internal predecessors, (188), 69 states have call successors, (69), 4 states have call predecessors, (69), 4 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) [2024-11-28 02:07:12,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 326 transitions. [2024-11-28 02:07:12,243 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 326 transitions. Word has length 153 [2024-11-28 02:07:12,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:07:12,244 INFO L471 AbstractCegarLoop]: Abstraction has 214 states and 326 transitions. [2024-11-28 02:07:12,244 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-28 02:07:12,244 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 326 transitions. [2024-11-28 02:07:12,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-28 02:07:12,252 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:07:12,252 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:07:12,252 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 02:07:12,252 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:07:12,257 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:07:12,257 INFO L85 PathProgramCache]: Analyzing trace with hash -790195434, now seen corresponding path program 1 times [2024-11-28 02:07:12,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:07:12,257 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520521] [2024-11-28 02:07:12,257 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:07:12,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:07:12,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:07:12,952 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 42 proven. 24 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2024-11-28 02:07:12,952 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:07:12,952 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520521] [2024-11-28 02:07:12,953 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1520521] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:07:12,953 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1911959930] [2024-11-28 02:07:12,953 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:07:12,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:07:12,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:07:12,956 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:07:12,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-28 02:07:13,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:07:13,130 INFO L256 TraceCheckSpWp]: Trace formula consists of 365 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 02:07:13,162 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:07:13,392 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 498 proven. 24 refuted. 0 times theorem prover too weak. 490 trivial. 0 not checked. [2024-11-28 02:07:13,392 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:07:13,707 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 42 proven. 24 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2024-11-28 02:07:13,707 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1911959930] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 02:07:13,707 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 02:07:13,707 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2024-11-28 02:07:13,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651703390] [2024-11-28 02:07:13,708 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 02:07:13,712 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 02:07:13,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:07:13,713 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 02:07:13,713 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 02:07:13,713 INFO L87 Difference]: Start difference. First operand 214 states and 326 transitions. Second operand has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 2 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-28 02:07:14,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:07:14,068 INFO L93 Difference]: Finished difference Result 451 states and 672 transitions. [2024-11-28 02:07:14,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 02:07:14,069 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 2 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 153 [2024-11-28 02:07:14,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:07:14,072 INFO L225 Difference]: With dead ends: 451 [2024-11-28 02:07:14,072 INFO L226 Difference]: Without dead ends: 240 [2024-11-28 02:07:14,075 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 313 GetRequests, 303 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-11-28 02:07:14,076 INFO L435 NwaCegarLoop]: 82 mSDtfsCounter, 171 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 131 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 184 SdHoareTripleChecker+Valid, 200 SdHoareTripleChecker+Invalid, 189 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 02:07:14,076 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [184 Valid, 200 Invalid, 189 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 02:07:14,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2024-11-28 02:07:14,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 226. [2024-11-28 02:07:14,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 226 states, 149 states have (on average 1.2885906040268456) internal successors, (192), 149 states have internal predecessors, (192), 69 states have call successors, (69), 7 states have call predecessors, (69), 7 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) [2024-11-28 02:07:14,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 330 transitions. [2024-11-28 02:07:14,145 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 330 transitions. Word has length 153 [2024-11-28 02:07:14,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:07:14,146 INFO L471 AbstractCegarLoop]: Abstraction has 226 states and 330 transitions. [2024-11-28 02:07:14,146 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 2 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-28 02:07:14,146 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 330 transitions. [2024-11-28 02:07:14,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-28 02:07:14,150 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:07:14,151 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:07:14,161 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-28 02:07:14,355 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:07:14,355 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:07:14,356 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:07:14,356 INFO L85 PathProgramCache]: Analyzing trace with hash 388662772, now seen corresponding path program 1 times [2024-11-28 02:07:14,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:07:14,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2076015146] [2024-11-28 02:07:14,356 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:07:14,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:07:14,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:07:31,837 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 129 proven. 51 refuted. 0 times theorem prover too weak. 832 trivial. 0 not checked. [2024-11-28 02:07:31,837 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:07:31,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2076015146] [2024-11-28 02:07:31,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2076015146] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:07:31,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1495389623] [2024-11-28 02:07:31,838 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:07:31,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:07:31,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:07:31,841 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:07:31,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-28 02:07:32,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:07:32,527 INFO L256 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 55 conjuncts are in the unsatisfiable core [2024-11-28 02:07:32,536 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:07:37,019 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 538 proven. 183 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-28 02:07:37,019 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:08:30,782 WARN L286 SmtUtils]: Spent 37.99s on a formula simplification that was a NOOP. DAG size: 88 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-28 02:08:30,786 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1495389623] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:08:30,786 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 02:08:30,786 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 31] total 49 [2024-11-28 02:08:30,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [715904956] [2024-11-28 02:08:30,786 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 02:08:30,787 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2024-11-28 02:08:30,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:08:30,789 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2024-11-28 02:08:30,791 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=429, Invalid=3111, Unknown=0, NotChecked=0, Total=3540 [2024-11-28 02:08:30,791 INFO L87 Difference]: Start difference. First operand 226 states and 330 transitions. Second operand has 49 states, 47 states have (on average 2.3191489361702127) internal successors, (109), 44 states have internal predecessors, (109), 14 states have call successors, (46), 9 states have call predecessors, (46), 12 states have return successors, (46), 14 states have call predecessors, (46), 14 states have call successors, (46) [2024-11-28 02:09:03,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:09:03,281 INFO L93 Difference]: Finished difference Result 1132 states and 1551 transitions. [2024-11-28 02:09:03,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2024-11-28 02:09:03,282 INFO L78 Accepts]: Start accepts. Automaton has has 49 states, 47 states have (on average 2.3191489361702127) internal successors, (109), 44 states have internal predecessors, (109), 14 states have call successors, (46), 9 states have call predecessors, (46), 12 states have return successors, (46), 14 states have call predecessors, (46), 14 states have call successors, (46) Word has length 154 [2024-11-28 02:09:03,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:09:03,289 INFO L225 Difference]: With dead ends: 1132 [2024-11-28 02:09:03,289 INFO L226 Difference]: Without dead ends: 986 [2024-11-28 02:09:03,297 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 349 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 183 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11067 ImplicationChecksByTransitivity, 76.2s TimeCoverageRelationStatistics Valid=4940, Invalid=29100, Unknown=0, NotChecked=0, Total=34040 [2024-11-28 02:09:03,298 INFO L435 NwaCegarLoop]: 162 mSDtfsCounter, 2151 mSDsluCounter, 2341 mSDsCounter, 0 mSdLazyCounter, 3425 mSolverCounterSat, 752 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2177 SdHoareTripleChecker+Valid, 2503 SdHoareTripleChecker+Invalid, 4177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 752 IncrementalHoareTripleChecker+Valid, 3425 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.3s IncrementalHoareTripleChecker+Time [2024-11-28 02:09:03,298 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2177 Valid, 2503 Invalid, 4177 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [752 Valid, 3425 Invalid, 0 Unknown, 0 Unchecked, 7.3s Time] [2024-11-28 02:09:03,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 986 states. [2024-11-28 02:09:03,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 986 to 470. [2024-11-28 02:09:03,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 470 states, 319 states have (on average 1.2727272727272727) internal successors, (406), 322 states have internal predecessors, (406), 126 states have call successors, (126), 24 states have call predecessors, (126), 24 states have return successors, (126), 123 states have call predecessors, (126), 126 states have call successors, (126) [2024-11-28 02:09:03,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 470 states and 658 transitions. [2024-11-28 02:09:03,437 INFO L78 Accepts]: Start accepts. Automaton has 470 states and 658 transitions. Word has length 154 [2024-11-28 02:09:03,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:09:03,439 INFO L471 AbstractCegarLoop]: Abstraction has 470 states and 658 transitions. [2024-11-28 02:09:03,439 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 47 states have (on average 2.3191489361702127) internal successors, (109), 44 states have internal predecessors, (109), 14 states have call successors, (46), 9 states have call predecessors, (46), 12 states have return successors, (46), 14 states have call predecessors, (46), 14 states have call successors, (46) [2024-11-28 02:09:03,439 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 658 transitions. [2024-11-28 02:09:03,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-28 02:09:03,442 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:09:03,442 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:09:03,452 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-28 02:09:03,642 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:09:03,643 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:09:03,643 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:09:03,644 INFO L85 PathProgramCache]: Analyzing trace with hash -4364238, now seen corresponding path program 1 times [2024-11-28 02:09:03,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:09:03,644 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600731592] [2024-11-28 02:09:03,644 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:09:03,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:09:03,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-28 02:09:03,923 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1366241554] [2024-11-28 02:09:03,923 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:09:03,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:09:03,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:09:03,925 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:09:03,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-28 02:09:04,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 02:09:04,197 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 02:09:04,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 02:09:04,388 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 02:09:04,389 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 02:09:04,390 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 02:09:04,402 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-28 02:09:04,593 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-11-28 02:09:04,597 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2024-11-28 02:09:04,743 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 02:09:04,746 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 02:09:04 BoogieIcfgContainer [2024-11-28 02:09:04,746 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 02:09:04,747 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 02:09:04,747 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 02:09:04,747 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 02:09:04,748 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:07:07" (3/4) ... [2024-11-28 02:09:04,750 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 02:09:04,751 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 02:09:04,752 INFO L158 Benchmark]: Toolchain (without parser) took 118116.24ms. Allocated memory was 117.4MB in the beginning and 629.1MB in the end (delta: 511.7MB). Free memory was 93.1MB in the beginning and 534.7MB in the end (delta: -441.7MB). Peak memory consumption was 68.7MB. Max. memory is 16.1GB. [2024-11-28 02:09:04,753 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 167.8MB. Free memory is still 103.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:09:04,753 INFO L158 Benchmark]: CACSL2BoogieTranslator took 357.93ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 77.8MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 02:09:04,753 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.79ms. Allocated memory is still 117.4MB. Free memory was 77.8MB in the beginning and 74.9MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:09:04,753 INFO L158 Benchmark]: Boogie Preprocessor took 54.04ms. Allocated memory is still 117.4MB. Free memory was 74.9MB in the beginning and 71.6MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:09:04,754 INFO L158 Benchmark]: RCFGBuilder took 758.58ms. Allocated memory is still 117.4MB. Free memory was 71.6MB in the beginning and 49.4MB in the end (delta: 22.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-28 02:09:04,754 INFO L158 Benchmark]: TraceAbstraction took 116863.08ms. Allocated memory was 117.4MB in the beginning and 629.1MB in the end (delta: 511.7MB). Free memory was 48.7MB in the beginning and 534.9MB in the end (delta: -486.2MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. [2024-11-28 02:09:04,754 INFO L158 Benchmark]: Witness Printer took 4.53ms. Allocated memory is still 629.1MB. Free memory was 534.9MB in the beginning and 534.7MB in the end (delta: 128.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:09:04,756 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 167.8MB. Free memory is still 103.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 357.93ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 77.8MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.79ms. Allocated memory is still 117.4MB. Free memory was 77.8MB in the beginning and 74.9MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 54.04ms. Allocated memory is still 117.4MB. Free memory was 74.9MB in the beginning and 71.6MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 758.58ms. Allocated memory is still 117.4MB. Free memory was 71.6MB in the beginning and 49.4MB in the end (delta: 22.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 116863.08ms. Allocated memory was 117.4MB in the beginning and 629.1MB in the end (delta: 511.7MB). Free memory was 48.7MB in the beginning and 534.9MB in the end (delta: -486.2MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. * Witness Printer took 4.53ms. Allocated memory is still 629.1MB. Free memory was 534.9MB in the beginning and 534.7MB in the end (delta: 128.9kB). 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 76, overapproximation of someBinaryFLOATComparisonOperation at line 157, overapproximation of someBinaryFLOATComparisonOperation at line 159, overapproximation of someBinaryFLOATComparisonOperation at line 151, overapproximation of someBinaryFLOATComparisonOperation at line 117, overapproximation of someBinaryFLOATComparisonOperation at line 155, overapproximation of someBinaryFLOATComparisonOperation at line 172, overapproximation of someBinaryFLOATComparisonOperation at line 66, overapproximation of someBinaryFLOATComparisonOperation at line 161, overapproximation of someBinaryFLOATComparisonOperation at line 153, overapproximation of someBinaryArithmeticFLOAToperation at line 74. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = -2; [L23] unsigned long int var_1_4 = 128; [L24] signed char var_1_5 = 100; [L25] signed char var_1_6 = 5; [L26] signed char var_1_7 = 25; [L27] signed long int var_1_8 = 0; [L28] signed long int var_1_9 = 100; [L29] signed char var_1_10 = 10; [L30] unsigned char var_1_11 = 1; [L31] unsigned char var_1_12 = 0; [L32] unsigned char var_1_14 = 0; [L33] float var_1_15 = 63.5; [L34] float var_1_16 = 0.0; [L35] float var_1_17 = 8.16; [L36] float var_1_18 = 4.625; [L37] float var_1_19 = 1000000.2; [L38] float var_1_20 = 5.2; [L39] signed char var_1_21 = 8; [L40] signed long int var_1_22 = 64; [L41] signed char var_1_24 = 10; [L42] float var_1_25 = 0.0; [L43] float var_1_26 = 128.55; [L44] signed char var_1_27 = 16; [L45] unsigned long int var_1_28 = 256; [L46] signed short int var_1_29 = -128; [L47] signed char last_1_var_1_10 = 10; [L48] signed long int last_1_var_1_22 = 64; [L49] unsigned long int last_1_var_1_28 = 256; VAL [isInitial=0, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=0, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=128, var_1_5=100, var_1_6=5, var_1_7=25, var_1_8=0, var_1_9=100] [L176] isInitial = 1 [L177] FCALL initially() [L178] int k_loop; [L179] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=0, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=128, var_1_5=100, var_1_6=5, var_1_7=25, var_1_8=0, var_1_9=100] [L179] COND TRUE k_loop < 1 VAL [isInitial=1, k_loop=0, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=0, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=128, var_1_5=100, var_1_6=5, var_1_7=25, var_1_8=0, var_1_9=100] [L180] CALL updateLastVariables() [L167] last_1_var_1_10 = var_1_10 [L168] last_1_var_1_22 = var_1_22 [L169] last_1_var_1_28 = var_1_28 VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=0, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=128, var_1_5=100, var_1_6=5, var_1_7=25, var_1_8=0, var_1_9=100] [L180] RET updateLastVariables() [L181] CALL updateVariables() [L128] var_1_4 = __VERIFIER_nondet_ulong() [L129] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=0, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_5=100, var_1_6=5, var_1_7=25, var_1_8=0, var_1_9=100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=0, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_5=100, var_1_6=5, var_1_7=25, var_1_8=0, var_1_9=100] [L129] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=0, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_5=100, var_1_6=5, var_1_7=25, var_1_8=0, var_1_9=100] [L130] CALL assume_abort_if_not(var_1_4 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=0, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_5=100, var_1_6=5, var_1_7=25, var_1_8=0, var_1_9=100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=0, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_5=100, var_1_6=5, var_1_7=25, var_1_8=0, var_1_9=100] [L130] RET assume_abort_if_not(var_1_4 <= 4294967295) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=0, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_5=100, var_1_6=5, var_1_7=25, var_1_8=0, var_1_9=100] [L131] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=0, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=100, var_1_6=5, var_1_7=25, var_1_8=0, var_1_9=100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=0, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=100, var_1_6=5, var_1_7=25, var_1_8=0, var_1_9=100] [L131] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=0, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=100, var_1_6=5, var_1_7=25, var_1_8=0, var_1_9=100] [L132] var_1_5 = __VERIFIER_nondet_char() [L133] CALL assume_abort_if_not(var_1_5 >= 62) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=0, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=5, var_1_7=25, var_1_8=0, var_1_9=100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=0, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=5, var_1_7=25, var_1_8=0, var_1_9=100] [L133] RET assume_abort_if_not(var_1_5 >= 62) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=0, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=5, var_1_7=25, var_1_8=0, var_1_9=100] [L134] CALL assume_abort_if_not(var_1_5 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=0, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=5, var_1_7=25, var_1_8=0, var_1_9=100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=0, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=5, var_1_7=25, var_1_8=0, var_1_9=100] [L134] RET assume_abort_if_not(var_1_5 <= 126) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=0, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=5, var_1_7=25, var_1_8=0, var_1_9=100] [L135] var_1_6 = __VERIFIER_nondet_char() [L136] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=0, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=25, var_1_8=0, var_1_9=100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=0, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=25, var_1_8=0, var_1_9=100] [L136] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=0, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=25, var_1_8=0, var_1_9=100] [L137] CALL assume_abort_if_not(var_1_6 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=0, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=25, var_1_8=0, var_1_9=100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=0, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=25, var_1_8=0, var_1_9=100] [L137] RET assume_abort_if_not(var_1_6 <= 63) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=0, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=25, var_1_8=0, var_1_9=100] [L138] var_1_7 = __VERIFIER_nondet_char() [L139] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=0, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=0, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=100] [L139] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=0, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=100] [L140] CALL assume_abort_if_not(var_1_7 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=0, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=0, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=100] [L140] RET assume_abort_if_not(var_1_7 <= 126) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=0, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=100] [L141] var_1_9 = __VERIFIER_nondet_long() [L142] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=0, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=0, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L142] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=0, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L143] CALL assume_abort_if_not(var_1_9 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=0, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=0, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L143] RET assume_abort_if_not(var_1_9 <= 2147483646) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=0, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L144] var_1_12 = __VERIFIER_nondet_uchar() [L145] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L145] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L146] CALL assume_abort_if_not(var_1_12 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=1, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=1, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L146] RET assume_abort_if_not(var_1_12 <= 1) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=1, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L147] var_1_14 = __VERIFIER_nondet_uchar() [L148] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=1, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=1, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L148] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=1, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L149] CALL assume_abort_if_not(var_1_14 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=1, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=1, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L149] RET assume_abort_if_not(var_1_14 <= 0) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=1, var_1_14=0, var_1_15=127/2, var_1_16=0, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L150] var_1_16 = __VERIFIER_nondet_float() [L151] CALL assume_abort_if_not((var_1_16 >= 4611686.018427382800e+12F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=1, var_1_14=0, var_1_15=127/2, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=1, var_1_14=0, var_1_15=127/2, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L151] RET assume_abort_if_not((var_1_16 >= 4611686.018427382800e+12F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=1, var_1_14=0, var_1_15=127/2, var_1_17=204/25, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L152] var_1_17 = __VERIFIER_nondet_float() [L153] CALL assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=1, var_1_14=0, var_1_15=127/2, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=1, var_1_14=0, var_1_15=127/2, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L153] RET assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=1, var_1_14=0, var_1_15=127/2, var_1_18=37/8, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L154] var_1_18 = __VERIFIER_nondet_float() [L155] CALL assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=1, var_1_14=0, var_1_15=127/2, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=1, var_1_14=0, var_1_15=127/2, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L155] RET assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=1, var_1_14=0, var_1_15=127/2, var_1_19=5000001/5, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L156] var_1_19 = __VERIFIER_nondet_float() [L157] CALL assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=1, var_1_14=0, var_1_15=127/2, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=1, var_1_14=0, var_1_15=127/2, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L157] RET assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=1, var_1_14=0, var_1_15=127/2, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_25=0, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L158] var_1_25 = __VERIFIER_nondet_float() [L159] CALL assume_abort_if_not((var_1_25 >= 4611686.018427387900e+12F && 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_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=1, var_1_14=0, var_1_15=127/2, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=1, var_1_14=0, var_1_15=127/2, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L159] RET assume_abort_if_not((var_1_25 >= 4611686.018427387900e+12F && 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_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=1, var_1_14=0, var_1_15=127/2, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_26=2571/20, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L160] var_1_26 = __VERIFIER_nondet_float() [L161] CALL assume_abort_if_not((var_1_26 >= 0.0F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427387900e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=1, var_1_14=0, var_1_15=127/2, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=1, var_1_14=0, var_1_15=127/2, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L161] RET assume_abort_if_not((var_1_26 >= 0.0F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427387900e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=1, var_1_14=0, var_1_15=127/2, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_27=16, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L162] var_1_27 = __VERIFIER_nondet_char() [L163] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=1, var_1_14=0, var_1_15=127/2, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_27=0, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=1, var_1_14=0, var_1_15=127/2, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_27=0, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L163] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=1, var_1_14=0, var_1_15=127/2, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_27=0, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L164] CALL assume_abort_if_not(var_1_27 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=1, var_1_14=0, var_1_15=127/2, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_27=0, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=1, var_1_14=0, var_1_15=127/2, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_27=0, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L164] RET assume_abort_if_not(var_1_27 <= 63) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=1, var_1_14=0, var_1_15=127/2, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_27=0, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L181] RET updateVariables() [L182] CALL step() [L53] COND FALSE !(\read(var_1_14)) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=1, var_1_14=0, var_1_15=127/2, var_1_1=-2, var_1_20=26/5, var_1_21=8, var_1_22=64, var_1_24=10, var_1_27=0, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L56] COND FALSE !(last_1_var_1_10 >= (var_1_6 + last_1_var_1_22)) [L59] var_1_21 = var_1_7 VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=1, var_1_14=0, var_1_15=127/2, var_1_1=-2, var_1_20=26/5, var_1_21=0, var_1_22=64, var_1_24=10, var_1_27=0, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L62] COND FALSE !(last_1_var_1_28 <= ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7)))) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=1, var_1_12=1, var_1_14=0, var_1_15=127/2, var_1_1=-2, var_1_20=26/5, var_1_21=0, var_1_22=64, var_1_24=10, var_1_27=0, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L65] COND TRUE \read(var_1_12) [L66] var_1_11 = (((var_1_20 + 31.75f) <= 4.2f) && var_1_14) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=0, var_1_12=1, var_1_14=0, var_1_15=127/2, var_1_1=-2, var_1_20=26/5, var_1_21=0, var_1_22=64, var_1_24=10, var_1_27=0, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L68] signed char stepLocal_0 = var_1_7; VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, stepLocal_0=0, var_1_10=10, var_1_11=0, var_1_12=1, var_1_14=0, var_1_15=127/2, var_1_1=-2, var_1_20=26/5, var_1_21=0, var_1_22=64, var_1_24=10, var_1_27=0, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=56] [L69] COND TRUE stepLocal_0 != var_1_4 [L70] var_1_8 = ((var_1_7 + ((((var_1_6) > (var_1_5)) ? (var_1_6) : (var_1_5)))) - var_1_9) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=10, var_1_11=0, var_1_12=1, var_1_14=0, var_1_15=127/2, var_1_1=-2, var_1_20=26/5, var_1_21=0, var_1_22=64, var_1_24=10, var_1_27=0, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=6, var_1_9=56] [L74] var_1_15 = ((((((var_1_16 - var_1_17)) > (var_1_18)) ? ((var_1_16 - var_1_17)) : (var_1_18))) - var_1_19) [L75] unsigned char stepLocal_3 = var_1_11; VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, stepLocal_3=0, var_1_10=10, var_1_11=0, var_1_12=1, var_1_14=0, var_1_1=-2, var_1_20=26/5, var_1_21=0, var_1_22=64, var_1_24=10, var_1_27=0, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=6, var_1_9=56] [L76] COND TRUE var_1_17 > (((((var_1_19) > (var_1_16)) ? (var_1_19) : (var_1_16))) - (var_1_25 - var_1_26)) [L77] var_1_24 = (32 - (var_1_6 + var_1_27)) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, stepLocal_3=0, var_1_10=10, var_1_11=0, var_1_12=1, var_1_14=0, var_1_1=-2, var_1_20=26/5, var_1_21=0, var_1_22=64, var_1_24=32, var_1_27=0, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=6, var_1_9=56] [L89] signed long int stepLocal_1 = var_1_24 + (var_1_5 - var_1_7); VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, stepLocal_1=94, stepLocal_3=0, var_1_10=10, var_1_11=0, var_1_12=1, var_1_14=0, var_1_1=-2, var_1_20=26/5, var_1_21=0, var_1_22=64, var_1_24=32, var_1_27=0, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=6, var_1_9=56] [L90] COND FALSE !(var_1_6 >= stepLocal_1) [L93] var_1_10 = var_1_7 VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, stepLocal_3=0, var_1_10=0, var_1_11=0, var_1_12=1, var_1_14=0, var_1_1=-2, var_1_20=26/5, var_1_21=0, var_1_22=64, var_1_24=32, var_1_27=0, var_1_28=256, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=6, var_1_9=56] [L95] COND FALSE !(\read(var_1_11)) [L104] var_1_28 = ((((var_1_7) > (var_1_6)) ? (var_1_7) : (var_1_6))) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, stepLocal_3=0, var_1_10=0, var_1_11=0, var_1_12=1, var_1_14=0, var_1_1=-2, var_1_20=26/5, var_1_21=0, var_1_22=64, var_1_24=32, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=6, var_1_9=56] [L106] unsigned char stepLocal_2 = var_1_11; VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, stepLocal_2=0, stepLocal_3=0, var_1_10=0, var_1_11=0, var_1_12=1, var_1_14=0, var_1_1=-2, var_1_20=26/5, var_1_21=0, var_1_22=64, var_1_24=32, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=6, var_1_9=56] [L107] COND FALSE !(stepLocal_2 && var_1_11) [L110] var_1_22 = ((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28))) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, stepLocal_3=0, var_1_10=0, var_1_11=0, var_1_12=1, var_1_14=0, var_1_1=-2, var_1_20=26/5, var_1_21=0, var_1_22=0, var_1_24=32, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=6, var_1_9=56] [L112] COND FALSE !(10u <= ((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22)))) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, stepLocal_3=0, var_1_10=0, var_1_11=0, var_1_12=1, var_1_14=0, var_1_1=-2, var_1_20=26/5, var_1_21=0, var_1_22=0, var_1_24=32, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=6, var_1_9=56] [L117] COND FALSE !((var_1_8 > var_1_22) && (var_1_19 < (var_1_15 / var_1_16))) [L124] var_1_29 = var_1_27 VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, stepLocal_3=0, var_1_10=0, var_1_11=0, var_1_12=1, var_1_14=0, var_1_1=-2, var_1_20=26/5, var_1_21=0, var_1_22=0, var_1_24=32, var_1_27=0, var_1_28=0, var_1_29=0, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=6, var_1_9=56] [L182] RET step() [L183] CALL, EXPR property() [L172-L173] return (((((((((((10u <= ((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22)))) ? ((((((16u) < (var_1_22)) ? (16u) : (var_1_22))) >= (var_1_8 % var_1_4)) ? (var_1_1 == ((signed char) ((var_1_5 - var_1_6) - var_1_7))) : 1) : 1) && ((var_1_7 != var_1_4) ? (var_1_8 == ((signed long int) ((var_1_7 + ((((var_1_6) > (var_1_5)) ? (var_1_6) : (var_1_5)))) - var_1_9))) : (var_1_8 == ((signed long int) var_1_21)))) && ((var_1_6 >= (var_1_24 + (var_1_5 - var_1_7))) ? (var_1_10 == ((signed char) (var_1_7 - var_1_6))) : (var_1_10 == ((signed char) var_1_7)))) && (var_1_12 ? (var_1_11 == ((unsigned char) (((var_1_20 + 31.75f) <= 4.2f) && var_1_14))) : 1)) && (var_1_15 == ((float) ((((((var_1_16 - var_1_17)) > (var_1_18)) ? ((var_1_16 - var_1_17)) : (var_1_18))) - var_1_19)))) && ((last_1_var_1_28 <= ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7)))) ? (var_1_20 == ((float) ((((var_1_17) < (var_1_16)) ? (var_1_17) : (var_1_16))))) : 1)) && (var_1_14 ? (var_1_21 == ((signed char) ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))))) : ((last_1_var_1_10 >= (var_1_6 + last_1_var_1_22)) ? (var_1_21 == ((signed char) var_1_6)) : (var_1_21 == ((signed char) var_1_7))))) && ((var_1_11 && var_1_11) ? (var_1_22 == ((signed long int) (((((var_1_6 + var_1_10) + var_1_21) < 0 ) ? -((var_1_6 + var_1_10) + var_1_21) : ((var_1_6 + var_1_10) + var_1_21))))) : (var_1_22 == ((signed long int) ((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28))))))) && ((var_1_17 > (((((var_1_19) > (var_1_16)) ? (var_1_19) : (var_1_16))) - (var_1_25 - var_1_26))) ? (var_1_24 == ((signed char) (32 - (var_1_6 + var_1_27)))) : ((var_1_11 && (var_1_11 && var_1_14)) ? (var_1_24 == ((signed char) (var_1_6 + var_1_27))) : ((var_1_15 >= var_1_18) ? (var_1_24 == ((signed char) var_1_6)) : (var_1_24 == ((signed char) var_1_27)))))) && (var_1_11 ? ((! (var_1_20 >= var_1_16)) ? (var_1_28 == ((unsigned long int) (var_1_27 + var_1_5))) : (((- var_1_26) < (- (var_1_15 + var_1_17))) ? (var_1_28 == ((unsigned long int) ((((var_1_7) > (var_1_27)) ? (var_1_7) : (var_1_27))))) : 1)) : (var_1_28 == ((unsigned long int) ((((var_1_7) > (var_1_6)) ? (var_1_7) : (var_1_6))))))) && (((var_1_8 > var_1_22) && (var_1_19 < (var_1_15 / var_1_16))) ? ((var_1_27 != (var_1_7 - var_1_6)) ? (var_1_29 == ((signed short int) (((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7))) - ((10000 - var_1_5) + var_1_27)))) : (var_1_29 == ((signed short int) var_1_10))) : (var_1_29 == ((signed short int) var_1_27))) ; VAL [\result=0, isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=0, var_1_11=0, var_1_12=1, var_1_14=0, var_1_1=-2, var_1_20=26/5, var_1_21=0, var_1_22=0, var_1_24=32, var_1_27=0, var_1_28=0, var_1_29=0, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=6, var_1_9=56] [L183] RET, EXPR property() [L183] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=0, var_1_11=0, var_1_12=1, var_1_14=0, var_1_1=-2, var_1_20=26/5, var_1_21=0, var_1_22=0, var_1_24=32, var_1_27=0, var_1_28=0, var_1_29=0, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=6, var_1_9=56] [L19] reach_error() VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_22=64, last_1_var_1_28=256, var_1_10=0, var_1_11=0, var_1_12=1, var_1_14=0, var_1_1=-2, var_1_20=26/5, var_1_21=0, var_1_22=0, var_1_24=32, var_1_27=0, var_1_28=0, var_1_29=0, var_1_4=1, var_1_5=62, var_1_6=0, var_1_7=0, var_1_8=6, var_1_9=56] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 78 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 116.6s, OverallIterations: 6, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 33.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2631 SdHoareTripleChecker+Valid, 7.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2592 mSDsluCounter, 3513 SdHoareTripleChecker+Invalid, 7.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2846 mSDsCounter, 915 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3639 IncrementalHoareTripleChecker+Invalid, 4554 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 915 mSolverCounterUnsat, 667 mSDtfsCounter, 3639 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 830 GetRequests, 630 SyntacticMatches, 1 SemanticMatches, 199 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11075 ImplicationChecksByTransitivity, 76.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=470occurred in iteration=5, InterpolantAutomatonStates: 152, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 5 MinimizatonAttempts, 560 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 2.6s SatisfiabilityAnalysisTime, 78.2s InterpolantComputationTime, 1534 NumberOfCodeBlocks, 1534 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1370 ConstructedInterpolants, 0 QuantifiedInterpolants, 10121 SizeOfPredicates, 12 NumberOfNonLiveVariables, 1100 ConjunctsInSsa, 62 ConjunctsInUnsatCore, 9 InterpolantComputations, 3 PerfectInterpolantSequences, 8758/9108 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 02:09:04,973 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process [2024-11-28 02:09:04,997 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 137 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_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/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_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-98.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/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_c8fced40-d0c3-40dc-a165-6977c885fc9d/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 6f9402c7018e79bcd90f9f57f21a87c915654b2dc0bedc517c733595f96920b4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 02:09:07,506 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:09:07,650 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-28 02:09:07,665 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:09:07,670 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:09:07,728 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:09:07,729 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:09:07,731 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:09:07,732 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 02:09:07,732 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 02:09:07,733 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 02:09:07,733 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 02:09:07,734 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:09:07,734 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:09:07,735 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:09:07,736 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:09:07,736 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 02:09:07,736 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 02:09:07,736 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 02:09:07,736 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:09:07,736 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 02:09:07,736 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 02:09:07,736 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 02:09:07,737 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 02:09:07,737 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 02:09:07,737 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 02:09:07,737 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 02:09:07,737 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 02:09:07,737 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:09:07,737 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:09:07,738 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 02:09:07,738 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:09:07,739 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:09:07,739 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:09:07,739 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:09:07,739 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:09:07,739 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:09:07,739 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:09:07,739 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:09:07,740 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:09:07,740 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:09:07,740 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 02:09:07,740 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 02:09:07,740 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 02:09:07,741 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 02:09:07,741 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 02:09:07,741 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 02:09:07,741 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 02:09:07,742 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 02:09:07,742 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 02:09:07,742 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_c8fced40-d0c3-40dc-a165-6977c885fc9d/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 -> 6f9402c7018e79bcd90f9f57f21a87c915654b2dc0bedc517c733595f96920b4 [2024-11-28 02:09:08,075 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:09:08,086 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:09:08,089 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:09:08,092 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:09:08,092 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:09:08,094 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-98.i [2024-11-28 02:09:11,094 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/data/8818e1229/1afb5f1ab0c94b26a03e60978bd50328/FLAG37adf8536 [2024-11-28 02:09:11,385 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:09:11,386 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-98.i [2024-11-28 02:09:11,398 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/data/8818e1229/1afb5f1ab0c94b26a03e60978bd50328/FLAG37adf8536 [2024-11-28 02:09:11,663 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/data/8818e1229/1afb5f1ab0c94b26a03e60978bd50328 [2024-11-28 02:09:11,666 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:09:11,668 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:09:11,669 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:09:11,669 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:09:11,674 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:09:11,675 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:09:11" (1/1) ... [2024-11-28 02:09:11,676 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a201a0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:09:11, skipping insertion in model container [2024-11-28 02:09:11,676 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:09:11" (1/1) ... [2024-11-28 02:09:11,698 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:09:11,855 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_c8fced40-d0c3-40dc-a165-6977c885fc9d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-98.i[916,929] [2024-11-28 02:09:11,955 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:09:11,970 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 02:09:11,980 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_c8fced40-d0c3-40dc-a165-6977c885fc9d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-98.i[916,929] [2024-11-28 02:09:12,022 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:09:12,043 INFO L204 MainTranslator]: Completed translation [2024-11-28 02:09:12,044 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:09:12 WrapperNode [2024-11-28 02:09:12,044 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:09:12,045 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 02:09:12,045 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 02:09:12,046 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 02:09:12,053 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:09:12" (1/1) ... [2024-11-28 02:09:12,066 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:09:12" (1/1) ... [2024-11-28 02:09:12,104 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 178 [2024-11-28 02:09:12,105 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 02:09:12,105 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 02:09:12,106 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 02:09:12,106 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 02:09:12,115 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:09:12" (1/1) ... [2024-11-28 02:09:12,115 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:09:12" (1/1) ... [2024-11-28 02:09:12,119 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:09:12" (1/1) ... [2024-11-28 02:09:12,133 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 02:09:12,134 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:09:12" (1/1) ... [2024-11-28 02:09:12,134 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:09:12" (1/1) ... [2024-11-28 02:09:12,145 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:09:12" (1/1) ... [2024-11-28 02:09:12,146 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:09:12" (1/1) ... [2024-11-28 02:09:12,150 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:09:12" (1/1) ... [2024-11-28 02:09:12,153 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:09:12" (1/1) ... [2024-11-28 02:09:12,154 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:09:12" (1/1) ... [2024-11-28 02:09:12,162 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 02:09:12,167 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 02:09:12,167 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 02:09:12,168 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 02:09:12,168 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:09:12" (1/1) ... [2024-11-28 02:09:12,178 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:09:12,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:09:12,213 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 02:09:12,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 02:09:12,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 02:09:12,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 02:09:12,242 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 02:09:12,242 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 02:09:12,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 02:09:12,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 02:09:12,319 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 02:09:12,320 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 02:09:19,148 INFO L? ?]: Removed 17 outVars from TransFormulas that were not future-live. [2024-11-28 02:09:19,148 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 02:09:19,166 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 02:09:19,166 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-28 02:09:19,166 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:09:19 BoogieIcfgContainer [2024-11-28 02:09:19,167 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 02:09:19,170 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 02:09:19,170 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 02:09:19,174 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 02:09:19,174 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:09:11" (1/3) ... [2024-11-28 02:09:19,174 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c990596 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:09:19, skipping insertion in model container [2024-11-28 02:09:19,175 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:09:12" (2/3) ... [2024-11-28 02:09:19,175 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c990596 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:09:19, skipping insertion in model container [2024-11-28 02:09:19,175 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:09:19" (3/3) ... [2024-11-28 02:09:19,176 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-98.i [2024-11-28 02:09:19,201 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 02:09:19,203 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-1loop_file-98.i that has 2 procedures, 78 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 02:09:19,256 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 02:09:19,267 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;@5ebe8aa5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 02:09:19,267 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 02:09:19,271 INFO L276 IsEmpty]: Start isEmpty. Operand has 78 states, 52 states have (on average 1.4230769230769231) internal successors, (74), 53 states have internal predecessors, (74), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-28 02:09:19,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-28 02:09:19,286 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:09:19,287 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:09:19,287 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:09:19,292 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:09:19,292 INFO L85 PathProgramCache]: Analyzing trace with hash 1377501956, now seen corresponding path program 1 times [2024-11-28 02:09:19,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:09:19,303 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2122341291] [2024-11-28 02:09:19,303 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:09:19,303 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 02:09:19,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:09:19,305 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/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 02:09:19,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/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 02:09:19,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:09:19,969 INFO L256 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 02:09:19,978 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:09:20,022 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 428 proven. 0 refuted. 0 times theorem prover too weak. 584 trivial. 0 not checked. [2024-11-28 02:09:20,022 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:09:20,023 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:09:20,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2122341291] [2024-11-28 02:09:20,024 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2122341291] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:09:20,024 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:09:20,024 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:09:20,026 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887773324] [2024-11-28 02:09:20,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:09:20,031 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 02:09:20,031 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:09:20,051 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 02:09:20,051 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 02:09:20,054 INFO L87 Difference]: Start difference. First operand has 78 states, 52 states have (on average 1.4230769230769231) internal successors, (74), 53 states have internal predecessors, (74), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-28 02:09:20,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:09:20,086 INFO L93 Difference]: Finished difference Result 153 states and 260 transitions. [2024-11-28 02:09:20,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 02:09:20,088 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 153 [2024-11-28 02:09:20,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:09:20,095 INFO L225 Difference]: With dead ends: 153 [2024-11-28 02:09:20,095 INFO L226 Difference]: Without dead ends: 74 [2024-11-28 02:09:20,099 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 152 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 02:09:20,102 INFO L435 NwaCegarLoop]: 117 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, 117 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 02:09:20,103 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:09:20,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2024-11-28 02:09:20,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2024-11-28 02:09:20,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 49 states have (on average 1.3673469387755102) internal successors, (67), 49 states have internal predecessors, (67), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-28 02:09:20,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 113 transitions. [2024-11-28 02:09:20,165 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 113 transitions. Word has length 153 [2024-11-28 02:09:20,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:09:20,165 INFO L471 AbstractCegarLoop]: Abstraction has 74 states and 113 transitions. [2024-11-28 02:09:20,165 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-28 02:09:20,165 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 113 transitions. [2024-11-28 02:09:20,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-28 02:09:20,171 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:09:20,172 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:09:20,189 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/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)] Ended with exit code 0 [2024-11-28 02:09:20,372 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/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 02:09:20,373 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:09:20,373 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:09:20,374 INFO L85 PathProgramCache]: Analyzing trace with hash -976854894, now seen corresponding path program 1 times [2024-11-28 02:09:20,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:09:20,375 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1514719629] [2024-11-28 02:09:20,375 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:09:20,375 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 02:09:20,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:09:20,377 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/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 02:09:20,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/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 02:09:21,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:09:21,066 INFO L256 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-28 02:09:21,078 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:09:21,812 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 498 proven. 24 refuted. 0 times theorem prover too weak. 490 trivial. 0 not checked. [2024-11-28 02:09:21,813 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:09:22,664 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 42 proven. 24 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2024-11-28 02:09:22,665 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:09:22,665 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1514719629] [2024-11-28 02:09:22,665 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1514719629] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 02:09:22,665 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 02:09:22,665 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2024-11-28 02:09:22,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024102786] [2024-11-28 02:09:22,666 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 02:09:22,668 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 02:09:22,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:09:22,671 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 02:09:22,671 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 02:09:22,671 INFO L87 Difference]: Start difference. First operand 74 states and 113 transitions. Second operand has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 2 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-28 02:09:27,763 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:09:31,773 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:09:35,823 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:09:35,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:09:35,827 INFO L93 Difference]: Finished difference Result 153 states and 230 transitions. [2024-11-28 02:09:35,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 02:09:35,871 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 2 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 153 [2024-11-28 02:09:35,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:09:35,873 INFO L225 Difference]: With dead ends: 153 [2024-11-28 02:09:35,873 INFO L226 Difference]: Without dead ends: 82 [2024-11-28 02:09:35,875 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 308 GetRequests, 298 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-11-28 02:09:35,876 INFO L435 NwaCegarLoop]: 82 mSDtfsCounter, 68 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 132 mSolverCounterSat, 8 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 199 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 132 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.0s IncrementalHoareTripleChecker+Time [2024-11-28 02:09:35,877 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 199 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 132 Invalid, 3 Unknown, 0 Unchecked, 13.0s Time] [2024-11-28 02:09:35,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2024-11-28 02:09:35,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 78. [2024-11-28 02:09:35,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 52 states have (on average 1.3076923076923077) internal successors, (68), 52 states have internal predecessors, (68), 23 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-28 02:09:35,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 114 transitions. [2024-11-28 02:09:35,894 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 114 transitions. Word has length 153 [2024-11-28 02:09:35,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:09:35,895 INFO L471 AbstractCegarLoop]: Abstraction has 78 states and 114 transitions. [2024-11-28 02:09:35,896 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 2 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-28 02:09:35,896 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 114 transitions. [2024-11-28 02:09:35,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-28 02:09:35,898 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:09:35,898 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:09:35,914 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/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 02:09:36,099 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/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 02:09:36,099 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:09:36,100 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:09:36,100 INFO L85 PathProgramCache]: Analyzing trace with hash 202003312, now seen corresponding path program 1 times [2024-11-28 02:09:36,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:09:36,101 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1433159003] [2024-11-28 02:09:36,101 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:09:36,101 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 02:09:36,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:09:36,106 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/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 02:09:36,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/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 02:09:36,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:09:36,791 INFO L256 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 02:09:36,796 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:09:40,139 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 456 proven. 45 refuted. 0 times theorem prover too weak. 511 trivial. 0 not checked. [2024-11-28 02:09:40,139 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:09:42,292 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:09:42,293 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1433159003] [2024-11-28 02:09:42,293 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1433159003] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:09:42,293 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [87242166] [2024-11-28 02:09:42,293 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:09:42,293 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 02:09:42,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 02:09:42,295 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 02:09:42,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-28 02:09:42,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:09:42,878 INFO L256 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 02:09:42,882 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:09:42,998 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-28 02:09:42,999 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:09:42,999 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [87242166] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:09:42,999 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 02:09:42,999 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2024-11-28 02:09:42,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1296815143] [2024-11-28 02:09:43,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:09:43,000 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:09:43,000 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:09:43,001 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:09:43,001 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2024-11-28 02:09:43,002 INFO L87 Difference]: Start difference. First operand 78 states and 114 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-28 02:09:47,641 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:09:50,605 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.96s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:09:50,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:09:50,995 INFO L93 Difference]: Finished difference Result 226 states and 332 transitions. [2024-11-28 02:09:50,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:09:50,995 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 154 [2024-11-28 02:09:50,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:09:50,998 INFO L225 Difference]: With dead ends: 226 [2024-11-28 02:09:50,998 INFO L226 Difference]: Without dead ends: 151 [2024-11-28 02:09:50,999 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 412 GetRequests, 404 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2024-11-28 02:09:51,000 INFO L435 NwaCegarLoop]: 192 mSDtfsCounter, 99 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 293 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.0s IncrementalHoareTripleChecker+Time [2024-11-28 02:09:51,001 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [99 Valid, 293 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 1 Unknown, 0 Unchecked, 8.0s Time] [2024-11-28 02:09:51,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2024-11-28 02:09:51,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 149. [2024-11-28 02:09:51,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 149 states, 98 states have (on average 1.2857142857142858) internal successors, (126), 98 states have internal predecessors, (126), 46 states have call successors, (46), 4 states have call predecessors, (46), 4 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-28 02:09:51,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 218 transitions. [2024-11-28 02:09:51,030 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 218 transitions. Word has length 154 [2024-11-28 02:09:51,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:09:51,031 INFO L471 AbstractCegarLoop]: Abstraction has 149 states and 218 transitions. [2024-11-28 02:09:51,031 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-28 02:09:51,031 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 218 transitions. [2024-11-28 02:09:51,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-28 02:09:51,034 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:09:51,034 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:09:51,050 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/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)] Ended with exit code 0 [2024-11-28 02:09:51,238 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-28 02:09:51,435 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/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_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt [2024-11-28 02:09:51,435 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:09:51,436 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:09:51,436 INFO L85 PathProgramCache]: Analyzing trace with hash 1977010674, now seen corresponding path program 1 times [2024-11-28 02:09:51,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:09:51,436 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1541001767] [2024-11-28 02:09:51,437 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:09:51,437 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 02:09:51,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:09:51,440 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/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 02:09:51,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/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 02:09:51,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:09:52,012 INFO L256 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 02:09:52,015 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:09:54,938 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 456 proven. 45 refuted. 0 times theorem prover too weak. 511 trivial. 0 not checked. [2024-11-28 02:09:54,939 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:09:56,968 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:09:56,969 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1541001767] [2024-11-28 02:09:56,969 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1541001767] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:09:56,969 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1648162056] [2024-11-28 02:09:56,969 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:09:56,969 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 02:09:56,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 02:09:56,975 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 02:09:56,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-28 02:09:58,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:09:58,729 INFO L256 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-28 02:09:58,733 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:10:01,091 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 456 proven. 45 refuted. 0 times theorem prover too weak. 511 trivial. 0 not checked. [2024-11-28 02:10:01,091 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:10:02,903 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1648162056] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:10:02,903 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 02:10:02,904 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 6 [2024-11-28 02:10:02,904 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [480196153] [2024-11-28 02:10:02,904 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 02:10:02,905 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 02:10:02,905 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:10:02,905 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 02:10:02,906 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2024-11-28 02:10:02,906 INFO L87 Difference]: Start difference. First operand 149 states and 218 transitions. Second operand has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 6 states have internal predecessors, (48), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-28 02:10:08,490 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:10:12,493 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:10:16,496 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:10:17,955 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:10:22,143 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:10:26,147 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:10:30,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.94s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:10:34,319 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:10:38,323 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:10:42,326 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:10:46,331 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:10:46,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:10:46,332 INFO L93 Difference]: Finished difference Result 404 states and 587 transitions. [2024-11-28 02:10:46,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 02:10:46,370 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 6 states have internal predecessors, (48), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 154 [2024-11-28 02:10:46,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:10:46,373 INFO L225 Difference]: With dead ends: 404 [2024-11-28 02:10:46,373 INFO L226 Difference]: Without dead ends: 258 [2024-11-28 02:10:46,375 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 525 GetRequests, 511 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=93, Invalid=147, Unknown=0, NotChecked=0, Total=240 [2024-11-28 02:10:46,376 INFO L435 NwaCegarLoop]: 84 mSDtfsCounter, 152 mSDsluCounter, 324 mSDsCounter, 0 mSdLazyCounter, 191 mSolverCounterSat, 67 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 42.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 408 SdHoareTripleChecker+Invalid, 267 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 191 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 43.0s IncrementalHoareTripleChecker+Time [2024-11-28 02:10:46,376 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [152 Valid, 408 Invalid, 267 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 191 Invalid, 9 Unknown, 0 Unchecked, 43.0s Time] [2024-11-28 02:10:46,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2024-11-28 02:10:46,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 226. [2024-11-28 02:10:46,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 226 states, 149 states have (on average 1.2885906040268456) internal successors, (192), 149 states have internal predecessors, (192), 69 states have call successors, (69), 7 states have call predecessors, (69), 7 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) [2024-11-28 02:10:46,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 330 transitions. [2024-11-28 02:10:46,423 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 330 transitions. Word has length 154 [2024-11-28 02:10:46,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:10:46,424 INFO L471 AbstractCegarLoop]: Abstraction has 226 states and 330 transitions. [2024-11-28 02:10:46,424 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 6 states have internal predecessors, (48), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-28 02:10:46,424 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 330 transitions. [2024-11-28 02:10:46,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-28 02:10:46,426 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:10:46,427 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:10:46,446 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/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)] Forceful destruction successful, exit code 0 [2024-11-28 02:10:46,635 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-28 02:10:46,827 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/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=3,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt [2024-11-28 02:10:46,827 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:10:46,828 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:10:46,828 INFO L85 PathProgramCache]: Analyzing trace with hash 388662772, now seen corresponding path program 1 times [2024-11-28 02:10:46,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:10:46,828 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [316816912] [2024-11-28 02:10:46,828 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:10:46,829 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 02:10:46,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:10:46,830 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/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 02:10:46,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/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 02:10:47,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:10:47,506 INFO L256 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-28 02:10:47,510 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:12:51,640 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 512 proven. 159 refuted. 0 times theorem prover too weak. 341 trivial. 0 not checked. [2024-11-28 02:12:51,641 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:14:19,471 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:14:19,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [316816912] [2024-11-28 02:14:19,472 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [316816912] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:14:19,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1488729042] [2024-11-28 02:14:19,472 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:14:19,473 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 02:14:19,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 02:14:19,478 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 02:14:19,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8fced40-d0c3-40dc-a165-6977c885fc9d/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-28 02:14:24,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:14:24,925 INFO L256 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-28 02:14:24,929 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:15:37,912 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 512 proven. 159 refuted. 0 times theorem prover too weak. 341 trivial. 0 not checked. [2024-11-28 02:15:37,912 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:16:07,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1488729042] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:16:07,509 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 02:16:07,509 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25] total 25 [2024-11-28 02:16:07,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749299290] [2024-11-28 02:16:07,509 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 02:16:07,510 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-11-28 02:16:07,510 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:16:07,511 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-11-28 02:16:07,511 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=211, Invalid=957, Unknown=22, NotChecked=0, Total=1190 [2024-11-28 02:16:07,512 INFO L87 Difference]: Start difference. First operand 226 states and 330 transitions. Second operand has 25 states, 25 states have (on average 2.64) internal successors, (66), 23 states have internal predecessors, (66), 6 states have call successors, (23), 6 states have call predecessors, (23), 9 states have return successors, (23), 7 states have call predecessors, (23), 6 states have call successors, (23) [2024-11-28 02:16:22,042 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:16:27,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:16:29,629 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:16:46,352 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:16:51,171 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.82s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:16:52,319 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:17:10,234 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:17:14,910 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.68s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:17:20,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:17:25,025 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:17:27,675 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:17:43,691 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:17:48,108 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:17:53,024 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:17:55,418 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:17:57,386 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:18:15,709 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:18:20,438 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.73s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:18:25,275 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:18:30,205 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:18:50,171 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:18:54,532 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.36s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:19:10,885 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:19:12,243 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:19:16,344 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:19:35,785 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:19:40,763 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:20:01,212 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:20:05,958 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:20:26,314 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:20:31,244 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:20:40,678 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:20:50,560 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:20:51,643 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:20:55,845 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:21:01,690 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:21:06,361 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:21:11,518 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:21:12,853 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:21:17,593 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:21:22,220 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:21:27,160 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:21:31,837 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.68s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:21:37,653 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:21:39,833 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:21:46,177 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:21:50,933 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0]