./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_nondet_test1-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3289d67d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_nondet_test1-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 112ef0f8366461020cac5f2ac7dec2d7e41f31b24e653cd7734885d2bb23b087 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 22:52:16,921 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 22:52:16,982 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-16 22:52:16,988 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 22:52:16,988 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 22:52:17,015 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 22:52:17,016 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 22:52:17,016 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 22:52:17,017 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 22:52:17,017 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 22:52:17,018 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 22:52:17,018 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 22:52:17,019 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 22:52:17,019 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 22:52:17,021 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 22:52:17,021 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 22:52:17,021 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 22:52:17,021 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 22:52:17,021 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 22:52:17,022 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 22:52:17,022 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 22:52:17,025 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 22:52:17,025 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 22:52:17,026 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 22:52:17,026 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 22:52:17,026 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 22:52:17,026 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 22:52:17,026 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 22:52:17,026 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 22:52:17,027 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 22:52:17,027 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 22:52:17,027 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 22:52:17,027 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 22:52:17,027 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 22:52:17,027 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 22:52:17,028 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 22:52:17,028 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 22:52:17,028 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 22:52:17,028 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 22:52:17,028 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 22:52:17,028 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 22:52:17,029 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 22:52:17,030 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 112ef0f8366461020cac5f2ac7dec2d7e41f31b24e653cd7734885d2bb23b087 [2024-11-16 22:52:17,247 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 22:52:17,282 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 22:52:17,284 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 22:52:17,289 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 22:52:17,289 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 22:52:17,290 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_nondet_test1-2.i [2024-11-16 22:52:18,740 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 22:52:18,997 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 22:52:18,999 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_nondet_test1-2.i [2024-11-16 22:52:19,017 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5da9ad6b/4f1dac3d6859471d8769939725a4f20d/FLAG6d6f6f225 [2024-11-16 22:52:19,313 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5da9ad6b/4f1dac3d6859471d8769939725a4f20d [2024-11-16 22:52:19,315 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 22:52:19,318 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 22:52:19,320 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 22:52:19,320 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 22:52:19,327 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 22:52:19,331 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:52:19" (1/1) ... [2024-11-16 22:52:19,332 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@453767bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:52:19, skipping insertion in model container [2024-11-16 22:52:19,333 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:52:19" (1/1) ... [2024-11-16 22:52:19,370 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 22:52:19,638 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_nondet_test1-2.i[33519,33532] [2024-11-16 22:52:19,729 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 22:52:19,741 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 22:52:19,779 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_nondet_test1-2.i[33519,33532] [2024-11-16 22:52:19,819 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 22:52:19,847 INFO L204 MainTranslator]: Completed translation [2024-11-16 22:52:19,847 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:52:19 WrapperNode [2024-11-16 22:52:19,848 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 22:52:19,848 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 22:52:19,849 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 22:52:19,849 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 22:52:19,854 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:52:19" (1/1) ... [2024-11-16 22:52:19,870 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:52:19" (1/1) ... [2024-11-16 22:52:19,907 INFO L138 Inliner]: procedures = 176, calls = 220, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 940 [2024-11-16 22:52:19,908 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 22:52:19,908 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 22:52:19,908 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 22:52:19,909 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 22:52:19,925 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:52:19" (1/1) ... [2024-11-16 22:52:19,927 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:52:19" (1/1) ... [2024-11-16 22:52:19,939 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:52:19" (1/1) ... [2024-11-16 22:52:20,001 INFO L175 MemorySlicer]: Split 206 memory accesses to 2 slices as follows [2, 204]. 99 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 50 writes are split as follows [0, 50]. [2024-11-16 22:52:20,001 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:52:19" (1/1) ... [2024-11-16 22:52:20,001 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:52:19" (1/1) ... [2024-11-16 22:52:20,036 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:52:19" (1/1) ... [2024-11-16 22:52:20,040 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:52:19" (1/1) ... [2024-11-16 22:52:20,042 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:52:19" (1/1) ... [2024-11-16 22:52:20,048 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:52:19" (1/1) ... [2024-11-16 22:52:20,055 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 22:52:20,059 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 22:52:20,059 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 22:52:20,060 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 22:52:20,060 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:52:19" (1/1) ... [2024-11-16 22:52:20,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 22:52:20,076 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 22:52:20,088 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-16 22:52:20,090 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-16 22:52:20,128 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-16 22:52:20,128 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-16 22:52:20,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-16 22:52:20,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-16 22:52:20,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-16 22:52:20,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-16 22:52:20,130 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-16 22:52:20,130 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-16 22:52:20,130 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-16 22:52:20,130 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 22:52:20,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-16 22:52:20,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-16 22:52:20,130 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-16 22:52:20,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-16 22:52:20,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-16 22:52:20,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-16 22:52:20,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-16 22:52:20,132 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 22:52:20,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 22:52:20,272 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 22:52:20,274 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 22:52:20,946 INFO L? ?]: Removed 218 outVars from TransFormulas that were not future-live. [2024-11-16 22:52:20,946 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 22:52:20,983 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 22:52:20,983 INFO L336 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-16 22:52:20,983 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 10:52:20 BoogieIcfgContainer [2024-11-16 22:52:20,983 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 22:52:20,985 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 22:52:20,986 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 22:52:20,989 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 22:52:20,989 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 10:52:19" (1/3) ... [2024-11-16 22:52:20,989 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d1043d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 10:52:20, skipping insertion in model container [2024-11-16 22:52:20,990 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:52:19" (2/3) ... [2024-11-16 22:52:20,990 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d1043d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 10:52:20, skipping insertion in model container [2024-11-16 22:52:20,990 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 10:52:20" (3/3) ... [2024-11-16 22:52:20,992 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_FNV_nondet_test1-2.i [2024-11-16 22:52:21,004 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 22:52:21,004 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-16 22:52:21,053 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 22:52:21,058 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;@275058c4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 22:52:21,058 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-16 22:52:21,063 INFO L276 IsEmpty]: Start isEmpty. Operand has 249 states, 243 states have (on average 1.6008230452674896) internal successors, (389), 244 states have internal predecessors, (389), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-16 22:52:21,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-16 22:52:21,066 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 22:52:21,067 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 22:52:21,067 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 22:52:21,070 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 22:52:21,070 INFO L85 PathProgramCache]: Analyzing trace with hash 1480400479, now seen corresponding path program 1 times [2024-11-16 22:52:21,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 22:52:21,076 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1592783227] [2024-11-16 22:52:21,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 22:52:21,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 22:52:21,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:52:21,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 22:52:21,234 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 22:52:21,234 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1592783227] [2024-11-16 22:52:21,234 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1592783227] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 22:52:21,235 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 22:52:21,235 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 22:52:21,239 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1599345002] [2024-11-16 22:52:21,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 22:52:21,246 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-16 22:52:21,246 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 22:52:21,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-16 22:52:21,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 22:52:21,298 INFO L87 Difference]: Start difference. First operand has 249 states, 243 states have (on average 1.6008230452674896) internal successors, (389), 244 states have internal predecessors, (389), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 22:52:21,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 22:52:21,368 INFO L93 Difference]: Finished difference Result 496 states and 788 transitions. [2024-11-16 22:52:21,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 22:52:21,372 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2024-11-16 22:52:21,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 22:52:21,380 INFO L225 Difference]: With dead ends: 496 [2024-11-16 22:52:21,380 INFO L226 Difference]: Without dead ends: 210 [2024-11-16 22:52:21,384 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 22:52:21,388 INFO L432 NwaCegarLoop]: 327 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 327 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-16 22:52:21,389 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 327 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 22:52:21,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2024-11-16 22:52:21,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 210. [2024-11-16 22:52:21,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 210 states, 205 states have (on average 1.424390243902439) internal successors, (292), 205 states have internal predecessors, (292), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-16 22:52:21,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 298 transitions. [2024-11-16 22:52:21,436 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 298 transitions. Word has length 8 [2024-11-16 22:52:21,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 22:52:21,436 INFO L471 AbstractCegarLoop]: Abstraction has 210 states and 298 transitions. [2024-11-16 22:52:21,436 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 22:52:21,436 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 298 transitions. [2024-11-16 22:52:21,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-16 22:52:21,437 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 22:52:21,437 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 22:52:21,437 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 22:52:21,440 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 22:52:21,440 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 22:52:21,440 INFO L85 PathProgramCache]: Analyzing trace with hash -2095173032, now seen corresponding path program 1 times [2024-11-16 22:52:21,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 22:52:21,441 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906284416] [2024-11-16 22:52:21,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 22:52:21,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 22:52:21,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:52:21,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 22:52:21,517 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 22:52:21,517 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1906284416] [2024-11-16 22:52:21,517 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1906284416] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 22:52:21,518 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 22:52:21,518 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 22:52:21,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402035112] [2024-11-16 22:52:21,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 22:52:21,519 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 22:52:21,519 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 22:52:21,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 22:52:21,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 22:52:21,522 INFO L87 Difference]: Start difference. First operand 210 states and 298 transitions. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 22:52:21,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 22:52:21,634 INFO L93 Difference]: Finished difference Result 414 states and 590 transitions. [2024-11-16 22:52:21,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 22:52:21,634 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2024-11-16 22:52:21,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 22:52:21,636 INFO L225 Difference]: With dead ends: 414 [2024-11-16 22:52:21,636 INFO L226 Difference]: Without dead ends: 407 [2024-11-16 22:52:21,637 INFO L431 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 [2024-11-16 22:52:21,639 INFO L432 NwaCegarLoop]: 314 mSDtfsCounter, 276 mSDsluCounter, 271 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 279 SdHoareTripleChecker+Valid, 585 SdHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 22:52:21,640 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [279 Valid, 585 Invalid, 54 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 22:52:21,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 407 states. [2024-11-16 22:52:21,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 407 to 212. [2024-11-16 22:52:21,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 212 states, 207 states have (on average 1.4202898550724639) internal successors, (294), 207 states have internal predecessors, (294), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-16 22:52:21,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 300 transitions. [2024-11-16 22:52:21,660 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 300 transitions. Word has length 10 [2024-11-16 22:52:21,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 22:52:21,660 INFO L471 AbstractCegarLoop]: Abstraction has 212 states and 300 transitions. [2024-11-16 22:52:21,660 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 22:52:21,661 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 300 transitions. [2024-11-16 22:52:21,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-11-16 22:52:21,663 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 22:52:21,663 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 22:52:21,663 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-16 22:52:21,663 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 22:52:21,664 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 22:52:21,664 INFO L85 PathProgramCache]: Analyzing trace with hash 1243895971, now seen corresponding path program 1 times [2024-11-16 22:52:21,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 22:52:21,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1327841623] [2024-11-16 22:52:21,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 22:52:21,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 22:52:21,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:52:21,978 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 22:52:21,978 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 22:52:21,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1327841623] [2024-11-16 22:52:21,979 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1327841623] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 22:52:21,979 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 22:52:21,979 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 22:52:21,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211262737] [2024-11-16 22:52:21,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 22:52:21,980 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 22:52:21,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 22:52:21,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 22:52:21,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-16 22:52:21,981 INFO L87 Difference]: Start difference. First operand 212 states and 300 transitions. Second operand has 4 states, 4 states have (on average 21.75) internal successors, (87), 4 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 22:52:22,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 22:52:22,076 INFO L93 Difference]: Finished difference Result 423 states and 599 transitions. [2024-11-16 22:52:22,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 22:52:22,077 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.75) internal successors, (87), 4 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 87 [2024-11-16 22:52:22,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 22:52:22,078 INFO L225 Difference]: With dead ends: 423 [2024-11-16 22:52:22,078 INFO L226 Difference]: Without dead ends: 215 [2024-11-16 22:52:22,079 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-16 22:52:22,080 INFO L432 NwaCegarLoop]: 248 mSDtfsCounter, 105 mSDsluCounter, 411 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 659 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 22:52:22,080 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 659 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 22:52:22,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2024-11-16 22:52:22,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 212. [2024-11-16 22:52:22,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 212 states, 207 states have (on average 1.3864734299516908) internal successors, (287), 207 states have internal predecessors, (287), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-16 22:52:22,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 293 transitions. [2024-11-16 22:52:22,087 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 293 transitions. Word has length 87 [2024-11-16 22:52:22,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 22:52:22,088 INFO L471 AbstractCegarLoop]: Abstraction has 212 states and 293 transitions. [2024-11-16 22:52:22,088 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.75) internal successors, (87), 4 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 22:52:22,088 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 293 transitions. [2024-11-16 22:52:22,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-11-16 22:52:22,090 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 22:52:22,090 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 22:52:22,090 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-16 22:52:22,091 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 22:52:22,091 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 22:52:22,091 INFO L85 PathProgramCache]: Analyzing trace with hash 913057066, now seen corresponding path program 1 times [2024-11-16 22:52:22,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 22:52:22,091 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571824443] [2024-11-16 22:52:22,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 22:52:22,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 22:52:22,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:52:22,430 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 22:52:22,431 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 22:52:22,431 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1571824443] [2024-11-16 22:52:22,431 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1571824443] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 22:52:22,431 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 22:52:22,431 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 22:52:22,431 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271309938] [2024-11-16 22:52:22,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 22:52:22,432 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 22:52:22,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 22:52:22,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 22:52:22,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 22:52:22,432 INFO L87 Difference]: Start difference. First operand 212 states and 293 transitions. Second operand has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 22:52:22,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 22:52:22,572 INFO L93 Difference]: Finished difference Result 550 states and 772 transitions. [2024-11-16 22:52:22,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 22:52:22,573 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 87 [2024-11-16 22:52:22,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 22:52:22,574 INFO L225 Difference]: With dead ends: 550 [2024-11-16 22:52:22,578 INFO L226 Difference]: Without dead ends: 342 [2024-11-16 22:52:22,579 INFO L431 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 [2024-11-16 22:52:22,580 INFO L432 NwaCegarLoop]: 268 mSDtfsCounter, 134 mSDsluCounter, 260 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 528 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 22:52:22,580 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [134 Valid, 528 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 22:52:22,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 342 states. [2024-11-16 22:52:22,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 342 to 342. [2024-11-16 22:52:22,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 342 states, 337 states have (on average 1.4124629080118694) internal successors, (476), 337 states have internal predecessors, (476), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-16 22:52:22,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 342 states and 482 transitions. [2024-11-16 22:52:22,603 INFO L78 Accepts]: Start accepts. Automaton has 342 states and 482 transitions. Word has length 87 [2024-11-16 22:52:22,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 22:52:22,604 INFO L471 AbstractCegarLoop]: Abstraction has 342 states and 482 transitions. [2024-11-16 22:52:22,604 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 22:52:22,604 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 482 transitions. [2024-11-16 22:52:22,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-16 22:52:22,608 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 22:52:22,609 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 22:52:22,609 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-16 22:52:22,609 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 22:52:22,611 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 22:52:22,612 INFO L85 PathProgramCache]: Analyzing trace with hash 786845798, now seen corresponding path program 1 times [2024-11-16 22:52:22,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 22:52:22,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912120521] [2024-11-16 22:52:22,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 22:52:22,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 22:52:22,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:52:22,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 22:52:22,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:52:22,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 22:52:22,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:52:22,910 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-16 22:52:22,910 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 22:52:22,911 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1912120521] [2024-11-16 22:52:22,911 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1912120521] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 22:52:22,911 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 22:52:22,911 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 22:52:22,911 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [384215396] [2024-11-16 22:52:22,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 22:52:22,912 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 22:52:22,912 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 22:52:22,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 22:52:22,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-16 22:52:22,913 INFO L87 Difference]: Start difference. First operand 342 states and 482 transitions. Second operand has 4 states, 4 states have (on average 23.75) internal successors, (95), 3 states have internal predecessors, (95), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-16 22:52:23,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 22:52:23,081 INFO L93 Difference]: Finished difference Result 622 states and 881 transitions. [2024-11-16 22:52:23,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 22:52:23,081 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.75) internal successors, (95), 3 states have internal predecessors, (95), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 102 [2024-11-16 22:52:23,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 22:52:23,084 INFO L225 Difference]: With dead ends: 622 [2024-11-16 22:52:23,084 INFO L226 Difference]: Without dead ends: 357 [2024-11-16 22:52:23,085 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-16 22:52:23,085 INFO L432 NwaCegarLoop]: 262 mSDtfsCounter, 3 mSDsluCounter, 458 mSDsCounter, 0 mSdLazyCounter, 146 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 720 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 146 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-16 22:52:23,086 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 720 Invalid, 154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 146 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-16 22:52:23,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 357 states. [2024-11-16 22:52:23,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 357 to 354. [2024-11-16 22:52:23,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 354 states, 349 states have (on average 1.3982808022922637) internal successors, (488), 349 states have internal predecessors, (488), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-16 22:52:23,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 354 states and 494 transitions. [2024-11-16 22:52:23,108 INFO L78 Accepts]: Start accepts. Automaton has 354 states and 494 transitions. Word has length 102 [2024-11-16 22:52:23,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 22:52:23,108 INFO L471 AbstractCegarLoop]: Abstraction has 354 states and 494 transitions. [2024-11-16 22:52:23,108 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.75) internal successors, (95), 3 states have internal predecessors, (95), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-16 22:52:23,109 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 494 transitions. [2024-11-16 22:52:23,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-16 22:52:23,110 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 22:52:23,110 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 22:52:23,110 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-16 22:52:23,110 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 22:52:23,111 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 22:52:23,111 INFO L85 PathProgramCache]: Analyzing trace with hash -167383097, now seen corresponding path program 1 times [2024-11-16 22:52:23,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 22:52:23,111 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1847296054] [2024-11-16 22:52:23,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 22:52:23,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 22:52:23,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:52:23,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 22:52:23,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:52:23,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 22:52:23,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:52:23,309 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-16 22:52:23,310 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 22:52:23,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1847296054] [2024-11-16 22:52:23,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1847296054] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 22:52:23,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1687069672] [2024-11-16 22:52:23,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 22:52:23,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 22:52:23,310 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 22:52:23,312 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 22:52:23,313 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-16 22:52:23,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:52:23,522 INFO L255 TraceCheckSpWp]: Trace formula consists of 555 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-16 22:52:23,527 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 22:52:23,652 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-16 22:52:23,652 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 22:52:23,775 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-16 22:52:23,775 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1687069672] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 22:52:23,775 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 22:52:23,775 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 8 [2024-11-16 22:52:23,776 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994099451] [2024-11-16 22:52:23,776 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 22:52:23,776 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-16 22:52:23,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 22:52:23,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-16 22:52:23,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2024-11-16 22:52:23,777 INFO L87 Difference]: Start difference. First operand 354 states and 494 transitions. Second operand has 8 states, 8 states have (on average 33.0) internal successors, (264), 7 states have internal predecessors, (264), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2024-11-16 22:52:24,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 22:52:24,140 INFO L93 Difference]: Finished difference Result 835 states and 1170 transitions. [2024-11-16 22:52:24,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 22:52:24,140 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 33.0) internal successors, (264), 7 states have internal predecessors, (264), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 102 [2024-11-16 22:52:24,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 22:52:24,144 INFO L225 Difference]: With dead ends: 835 [2024-11-16 22:52:24,144 INFO L226 Difference]: Without dead ends: 828 [2024-11-16 22:52:24,144 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 210 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2024-11-16 22:52:24,145 INFO L432 NwaCegarLoop]: 347 mSDtfsCounter, 1062 mSDsluCounter, 1390 mSDsCounter, 0 mSdLazyCounter, 273 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1078 SdHoareTripleChecker+Valid, 1737 SdHoareTripleChecker+Invalid, 284 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 273 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-16 22:52:24,145 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1078 Valid, 1737 Invalid, 284 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 273 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-16 22:52:24,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 828 states. [2024-11-16 22:52:24,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 828 to 825. [2024-11-16 22:52:24,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 825 states, 811 states have (on average 1.3822441430332921) internal successors, (1121), 811 states have internal predecessors, (1121), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-16 22:52:24,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 825 states and 1145 transitions. [2024-11-16 22:52:24,194 INFO L78 Accepts]: Start accepts. Automaton has 825 states and 1145 transitions. Word has length 102 [2024-11-16 22:52:24,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 22:52:24,195 INFO L471 AbstractCegarLoop]: Abstraction has 825 states and 1145 transitions. [2024-11-16 22:52:24,195 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 33.0) internal successors, (264), 7 states have internal predecessors, (264), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2024-11-16 22:52:24,195 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 1145 transitions. [2024-11-16 22:52:24,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2024-11-16 22:52:24,203 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 22:52:24,204 INFO L215 NwaCegarLoop]: trace histogram [5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 22:52:24,235 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-16 22:52:24,404 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-11-16 22:52:24,405 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 22:52:24,405 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 22:52:24,405 INFO L85 PathProgramCache]: Analyzing trace with hash -1914219526, now seen corresponding path program 1 times [2024-11-16 22:52:24,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 22:52:24,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [923094981] [2024-11-16 22:52:24,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 22:52:24,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 22:52:24,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:52:25,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 22:52:25,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:52:25,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 22:52:25,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:52:25,208 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 8 proven. 335 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2024-11-16 22:52:25,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 22:52:25,209 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [923094981] [2024-11-16 22:52:25,209 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [923094981] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 22:52:25,209 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1189984017] [2024-11-16 22:52:25,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 22:52:25,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 22:52:25,210 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 22:52:25,211 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 22:52:25,215 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-16 22:52:25,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 22:52:25,657 INFO L255 TraceCheckSpWp]: Trace formula consists of 1668 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-16 22:52:25,663 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 22:52:25,979 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 0 proven. 464 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-16 22:52:25,980 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 22:52:26,328 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 0 proven. 464 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-16 22:52:26,328 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1189984017] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 22:52:26,328 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 22:52:26,328 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 17 [2024-11-16 22:52:26,329 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [44851866] [2024-11-16 22:52:26,329 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 22:52:26,330 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-16 22:52:26,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 22:52:26,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-16 22:52:26,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=196, Unknown=0, NotChecked=0, Total=272 [2024-11-16 22:52:26,332 INFO L87 Difference]: Start difference. First operand 825 states and 1145 transitions. Second operand has 17 states, 17 states have (on average 50.8235294117647) internal successors, (864), 16 states have internal predecessors, (864), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2024-11-16 22:52:27,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 22:52:27,734 INFO L93 Difference]: Finished difference Result 2449 states and 3431 transitions. [2024-11-16 22:52:27,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 22:52:27,735 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 50.8235294117647) internal successors, (864), 16 states have internal predecessors, (864), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 333 [2024-11-16 22:52:27,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 22:52:27,741 INFO L225 Difference]: With dead ends: 2449 [2024-11-16 22:52:27,741 INFO L226 Difference]: Without dead ends: 1967 [2024-11-16 22:52:27,742 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 699 GetRequests, 669 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=314, Invalid=678, Unknown=0, NotChecked=0, Total=992 [2024-11-16 22:52:27,743 INFO L432 NwaCegarLoop]: 457 mSDtfsCounter, 11167 mSDsluCounter, 2662 mSDsCounter, 0 mSdLazyCounter, 814 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11167 SdHoareTripleChecker+Valid, 3119 SdHoareTripleChecker+Invalid, 911 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 814 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-16 22:52:27,743 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11167 Valid, 3119 Invalid, 911 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 814 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-16 22:52:27,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1967 states. [2024-11-16 22:52:27,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1967 to 1964. [2024-11-16 22:52:27,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1964 states, 1950 states have (on average 1.3912820512820512) internal successors, (2713), 1950 states have internal predecessors, (2713), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-16 22:52:27,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1964 states to 1964 states and 2737 transitions. [2024-11-16 22:52:27,778 INFO L78 Accepts]: Start accepts. Automaton has 1964 states and 2737 transitions. Word has length 333 [2024-11-16 22:52:27,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 22:52:27,779 INFO L471 AbstractCegarLoop]: Abstraction has 1964 states and 2737 transitions. [2024-11-16 22:52:27,779 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 50.8235294117647) internal successors, (864), 16 states have internal predecessors, (864), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2024-11-16 22:52:27,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1964 states and 2737 transitions. [2024-11-16 22:52:27,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 798 [2024-11-16 22:52:27,790 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 22:52:27,790 INFO L215 NwaCegarLoop]: trace histogram [11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 22:52:27,806 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-16 22:52:27,994 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-11-16 22:52:27,995 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 22:52:27,995 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 22:52:27,996 INFO L85 PathProgramCache]: Analyzing trace with hash -159368901, now seen corresponding path program 1 times [2024-11-16 22:52:27,996 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 22:52:27,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950744750] [2024-11-16 22:52:27,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 22:52:27,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms