./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c.v+sep-reducer.c --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/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c.v+sep-reducer.c -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 d0b255ca8288d7fec2d600e13b499a216c3c13b3ba13eac2e9a1248f762a9435 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 08:34:16,439 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 08:34:16,541 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-16 08:34:16,546 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 08:34:16,549 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 08:34:16,580 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 08:34:16,581 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 08:34:16,581 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 08:34:16,582 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 08:34:16,583 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 08:34:16,583 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 08:34:16,583 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 08:34:16,585 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 08:34:16,585 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 08:34:16,587 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 08:34:16,588 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 08:34:16,588 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 08:34:16,588 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 08:34:16,589 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 08:34:16,589 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 08:34:16,589 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 08:34:16,593 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 08:34:16,594 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 08:34:16,594 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 08:34:16,594 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 08:34:16,594 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 08:34:16,595 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 08:34:16,595 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 08:34:16,595 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 08:34:16,595 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 08:34:16,596 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 08:34:16,596 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 08:34:16,596 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 08:34:16,596 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 08:34:16,597 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 08:34:16,597 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 08:34:16,599 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 08:34:16,599 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 08:34:16,600 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 08:34:16,600 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 08:34:16,601 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 08:34:16,601 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 08:34:16,601 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d0b255ca8288d7fec2d600e13b499a216c3c13b3ba13eac2e9a1248f762a9435 [2024-11-16 08:34:16,878 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 08:34:16,906 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 08:34:16,910 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 08:34:16,911 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 08:34:16,912 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 08:34:16,914 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c.v+sep-reducer.c [2024-11-16 08:34:18,395 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 08:34:18,886 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 08:34:18,887 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c.v+sep-reducer.c [2024-11-16 08:34:18,929 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d17e40f99/53d85c89be5d4154bc064b789afe7616/FLAG263a60681 [2024-11-16 08:34:18,984 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d17e40f99/53d85c89be5d4154bc064b789afe7616 [2024-11-16 08:34:18,987 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 08:34:18,990 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 08:34:18,991 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 08:34:18,991 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 08:34:18,999 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 08:34:19,000 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:34:18" (1/1) ... [2024-11-16 08:34:19,001 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3032335a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:34:19, skipping insertion in model container [2024-11-16 08:34:19,001 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:34:18" (1/1) ... [2024-11-16 08:34:19,185 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 08:34:19,697 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/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c.v+sep-reducer.c[32048,32061] [2024-11-16 08:34:19,829 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/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c.v+sep-reducer.c[55802,55815] [2024-11-16 08:34:19,871 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/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c.v+sep-reducer.c[64372,64385] [2024-11-16 08:34:19,938 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/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c.v+sep-reducer.c[91775,91788] [2024-11-16 08:34:19,975 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/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c.v+sep-reducer.c[106857,106870] [2024-11-16 08:34:20,036 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/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c.v+sep-reducer.c[123963,123976] [2024-11-16 08:34:20,076 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/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c.v+sep-reducer.c[141761,141774] [2024-11-16 08:34:20,295 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 08:34:20,319 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 08:34:20,387 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/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c.v+sep-reducer.c[32048,32061] [2024-11-16 08:34:20,423 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/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c.v+sep-reducer.c[55802,55815] [2024-11-16 08:34:20,436 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/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c.v+sep-reducer.c[64372,64385] [2024-11-16 08:34:20,478 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/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c.v+sep-reducer.c[91775,91788] [2024-11-16 08:34:20,510 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/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c.v+sep-reducer.c[106857,106870] [2024-11-16 08:34:20,551 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/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c.v+sep-reducer.c[123963,123976] [2024-11-16 08:34:20,577 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/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c.v+sep-reducer.c[141761,141774] [2024-11-16 08:34:20,706 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 08:34:20,735 INFO L204 MainTranslator]: Completed translation [2024-11-16 08:34:20,736 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:34:20 WrapperNode [2024-11-16 08:34:20,736 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 08:34:20,737 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 08:34:20,737 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 08:34:20,738 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 08:34:20,746 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:34:20" (1/1) ... [2024-11-16 08:34:20,814 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:34:20" (1/1) ... [2024-11-16 08:34:21,043 INFO L138 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 10246 [2024-11-16 08:34:21,044 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 08:34:21,044 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 08:34:21,044 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 08:34:21,045 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 08:34:21,055 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:34:20" (1/1) ... [2024-11-16 08:34:21,056 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:34:20" (1/1) ... [2024-11-16 08:34:21,095 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:34:20" (1/1) ... [2024-11-16 08:34:21,181 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]. [2024-11-16 08:34:21,181 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:34:20" (1/1) ... [2024-11-16 08:34:21,182 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:34:20" (1/1) ... [2024-11-16 08:34:21,272 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:34:20" (1/1) ... [2024-11-16 08:34:21,288 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:34:20" (1/1) ... [2024-11-16 08:34:21,311 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:34:20" (1/1) ... [2024-11-16 08:34:21,331 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:34:20" (1/1) ... [2024-11-16 08:34:21,367 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 08:34:21,369 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 08:34:21,369 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 08:34:21,369 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 08:34:21,370 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:34:20" (1/1) ... [2024-11-16 08:34:21,376 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 08:34:21,388 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 08:34:21,407 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 08:34:21,411 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 08:34:21,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 08:34:21,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-16 08:34:21,456 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 08:34:21,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 08:34:21,782 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 08:34:21,788 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 08:34:26,674 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1027: havoc main_~check__tmp~2#1;havoc main_~node4__m4~4#1;havoc main_~node3__m3~4#1; [2024-11-16 08:34:26,675 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L13451: havoc main_~node3____CPAchecker_TMP_1~4#1; [2024-11-16 08:34:26,675 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6848: havoc main_~node1__m1~18#1;havoc main_~main____CPAchecker_TMP_0~19#1;havoc main_~__tmp_27~0#1, main_~assert__arg~26#1;havoc main_~check__tmp~36#1;havoc main_~node4____CPAchecker_TMP_0~7#1; [2024-11-16 08:34:26,675 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L15833: havoc main_~node2____CPAchecker_TMP_1~6#1;havoc main_~node2__m2~61#1;havoc main_~node1__m1~64#1;havoc main_~main____CPAchecker_TMP_0~70#1;havoc main_~__tmp_82~0#1, main_~assert__arg~81#1;havoc main_~check__tmp~91#1;havoc main_~node4__m4~85#1;havoc main_~node3__m3~85#1;havoc main_~node2__m2~60#1;havoc main_~node1__m1~63#1;havoc main_~main____CPAchecker_TMP_0~69#1;havoc main_~__tmp_81~0#1, main_~assert__arg~80#1;havoc main_~check__tmp~90#1;havoc main_~node4____CPAchecker_TMP_0~22#1; [2024-11-16 08:34:26,676 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2623: havoc main_~node2__m2~7#1; [2024-11-16 08:34:26,676 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7909: havoc main_~node3__m3~50#1; [2024-11-16 08:34:26,676 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6588: havoc main_~node2__m2~21#1;havoc main_~node1__m1~17#1;havoc main_~main____CPAchecker_TMP_0~18#1;havoc main_~__tmp_26~0#1, main_~assert__arg~25#1;havoc main_~check__tmp~35#1; [2024-11-16 08:34:26,676 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L12403: havoc main_~node3__m3~71#1;havoc main_~node2__m2~45#1;havoc main_~node1__m1~45#1;havoc main_~main____CPAchecker_TMP_0~51#1;havoc main_~__tmp_63~0#1, main_~assert__arg~62#1;havoc main_~check__tmp~72#1; [2024-11-16 08:34:26,677 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3420: havoc main_~node3__m3~22#1; [2024-11-16 08:34:26,677 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L16634: havoc main_~node4__m4~89#1;havoc main_~node3__m3~88#1;havoc main_~node2__m2~65#1;havoc main_~node1__m1~69#1;havoc main_~main____CPAchecker_TMP_0~75#1;havoc main_~__tmp_87~0#1, main_~assert__arg~86#1;havoc main_~check__tmp~96#1; [2024-11-16 08:34:26,677 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1836: havoc main_~node2__m2~5#1; [2024-11-16 08:34:26,677 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7124: havoc main_~node2__m2~23#1; [2024-11-16 08:34:26,677 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L12145: havoc main_~node4__m4~67#1; [2024-11-16 08:34:26,678 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7919: havoc main_~node3____CPAchecker_TMP_0~2#1; [2024-11-16 08:34:26,678 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L788: havoc main_~node2__m2~2#1; [2024-11-16 08:34:26,679 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8716: havoc main_~main____CPAchecker_TMP_0~30#1;havoc main_~__tmp_40~0#1, main_~assert__arg~39#1;havoc main_~check__tmp~49#1;havoc main_~node4__m4~49#1;havoc main_~node3__m3~54#1;havoc main_~node2__m2~28#1; [2024-11-16 08:34:26,679 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8981: havoc main_~node4____CPAchecker_TMP_1~9#1; [2024-11-16 08:34:26,679 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2903: havoc main_~node4____CPAchecker_TMP_1~2#1; [2024-11-16 08:34:26,679 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6871: havoc main_~node2__m2~22#1; [2024-11-16 08:34:26,679 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7928: havoc main_~node4__m4~44#1; [2024-11-16 08:34:26,679 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4494: havoc main_~node2__m2~15#1;havoc main_~node1__m1~10#1;havoc main_~main____CPAchecker_TMP_0~10#1;havoc main_~__tmp_15~0#1, main_~assert__arg~14#1;havoc main_~check__tmp~21#1; [2024-11-16 08:34:26,679 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L16122: havoc main_~node2____CPAchecker_TMP_1~7#1;havoc main_~node2__m2~63#1;havoc main_~node1__m1~66#1;havoc main_~main____CPAchecker_TMP_0~72#1;havoc main_~__tmp_84~0#1, main_~assert__arg~83#1;havoc main_~check__tmp~93#1;havoc main_~node4__m4~86#1;havoc main_~node3__m3~86#1;havoc main_~node2__m2~62#1;havoc main_~node1__m1~65#1;havoc main_~main____CPAchecker_TMP_0~71#1;havoc main_~__tmp_83~0#1, main_~assert__arg~82#1;havoc main_~check__tmp~92#1; [2024-11-16 08:34:26,680 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L16915: havoc main_~node2____CPAchecker_TMP_1~8#1;havoc main_~node2__m2~67#1;havoc main_~node1__m1~71#1;havoc main_~main____CPAchecker_TMP_0~77#1;havoc main_~__tmp_89~0#1, main_~assert__arg~88#1;havoc main_~check__tmp~98#1;havoc main_~node4__m4~91#1;havoc main_~node3__m3~89#1;havoc main_~node2__m2~66#1;havoc main_~node1__m1~70#1;havoc main_~main____CPAchecker_TMP_0~76#1;havoc main_~__tmp_88~0#1, main_~assert__arg~87#1;havoc main_~check__tmp~97#1;havoc main_~node4____CPAchecker_TMP_0~24#1; [2024-11-16 08:34:26,680 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2645: havoc main_~node3__m3~13#1; [2024-11-16 08:34:26,680 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L14802: havoc main_~node4____CPAchecker_TMP_1~20#1; [2024-11-16 08:34:26,680 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4760: havoc main_~node1__m1~11#1;havoc main_~main____CPAchecker_TMP_0~11#1;havoc main_~__tmp_16~0#1, main_~assert__arg~15#1;havoc main_~check__tmp~22#1;havoc main_~node4____CPAchecker_TMP_0~5#1; [2024-11-16 08:34:26,680 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L12953: havoc main_~node4__m4~70#1;havoc main_~node3__m3~74#1;havoc main_~node2__m2~47#1;havoc main_~node1__m1~48#1;havoc main_~main____CPAchecker_TMP_0~54#1;havoc main_~__tmp_66~0#1, main_~assert__arg~65#1;havoc main_~check__tmp~75#1; [2024-11-16 08:34:26,680 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8461: havoc main_~node4__m4~47#1;havoc main_~node3__m3~53#1;havoc main_~node2__m2~27#1;havoc main_~node1__m1~24#1;havoc main_~main____CPAchecker_TMP_0~28#1;havoc main_~__tmp_38~0#1, main_~assert__arg~37#1;havoc main_~check__tmp~47#1; [2024-11-16 08:34:26,681 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5028: havoc main_~node2__m2~17#1; [2024-11-16 08:34:26,681 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L13486: havoc main_~node2____CPAchecker_TMP_0~2#1; [2024-11-16 08:34:26,681 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L538: havoc main_~node4__m4~1#1;havoc main_~node3__m3~1#1; [2024-11-16 08:34:26,681 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L15337: havoc main_~node1__m1~61#1;havoc main_~main____CPAchecker_TMP_0~67#1;havoc main_~__tmp_79~0#1, main_~assert__arg~78#1;havoc main_~check__tmp~88#1;havoc main_~node4__m4~82#1;havoc main_~node3__m3~83#1;havoc main_~node2__m2~58#1;havoc main_~node1__m1~60#1;havoc main_~main____CPAchecker_TMP_0~66#1;havoc main_~__tmp_78~0#1, main_~assert__arg~77#1;havoc main_~check__tmp~87#1;havoc main_~node4____CPAchecker_TMP_0~21#1; [2024-11-16 08:34:26,681 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L10847: havoc main_~__tmp_54~0#1, main_~assert__arg~53#1;havoc main_~check__tmp~63#1;havoc main_~node4__m4~61#1;havoc main_~node3__m3~64#1;havoc main_~node2__m2~38#1;havoc main_~node1__m1~36#1;havoc main_~main____CPAchecker_TMP_0~42#1;havoc main_~__tmp_53~0#1, main_~assert__arg~52#1;havoc main_~check__tmp~62#1;havoc main_~node4____CPAchecker_TMP_0~12#1; [2024-11-16 08:34:26,681 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L13227: havoc main_~node2__m2~49#1;havoc main_~node1__m1~50#1;havoc main_~main____CPAchecker_TMP_0~56#1;havoc main_~__tmp_68~0#1, main_~assert__arg~67#1;havoc main_~check__tmp~77#1;havoc main_~node4__m4~72#1;havoc main_~node3__m3~75#1;havoc main_~node2__m2~48#1;havoc main_~node1__m1~49#1;havoc main_~main____CPAchecker_TMP_0~55#1;havoc main_~__tmp_67~0#1, main_~assert__arg~66#1;havoc main_~check__tmp~76#1;havoc main_~node4____CPAchecker_TMP_0~17#1; [2024-11-16 08:34:26,681 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3187: havoc main_~node1__m1~7#1;havoc main_~main____CPAchecker_TMP_0~7#1;havoc main_~__tmp_10~0#1, main_~assert__arg~9#1;havoc main_~check__tmp~14#1;havoc main_~node4____CPAchecker_TMP_0~3#1; [2024-11-16 08:34:26,682 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2131: havoc main_~node4____CPAchecker_TMP_1~1#1; [2024-11-16 08:34:26,682 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6627: havoc main_~node4__m4~35#1;havoc main_~node3__m3~42#1; [2024-11-16 08:34:26,682 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3721: havoc main_~node3__m3~25#1; [2024-11-16 08:34:26,682 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L14293: havoc main_~node4____CPAchecker_TMP_1~19#1; [2024-11-16 08:34:26,682 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L11915: havoc main_~node3__m3~68#1;havoc main_~node2__m2~42#1;havoc main_~node1__m1~42#1;havoc main_~main____CPAchecker_TMP_0~48#1;havoc main_~__tmp_60~0#1, main_~assert__arg~59#1;havoc main_~check__tmp~69#1;havoc main_~node4____CPAchecker_TMP_0~14#1; [2024-11-16 08:34:26,682 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9275: havoc main_~node4__m4~52#1;havoc main_~node3____CPAchecker_TMP_1~2#1; [2024-11-16 08:34:26,682 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4783: havoc main_~node2__m2~16#1; [2024-11-16 08:34:26,683 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L17205: havoc main_~node2____CPAchecker_TMP_1~9#1;havoc main_~node2__m2~69#1;havoc main_~node1__m1~73#1;havoc main_~main____CPAchecker_TMP_0~79#1;havoc main_~__tmp_91~0#1, main_~assert__arg~90#1;havoc main_~check__tmp~100#1;havoc main_~node4__m4~92#1;havoc main_~node3__m3~90#1;havoc main_~node2__m2~68#1;havoc main_~node1__m1~72#1;havoc main_~main____CPAchecker_TMP_0~78#1;havoc main_~__tmp_90~0#1, main_~assert__arg~89#1;havoc main_~check__tmp~99#1; [2024-11-16 08:34:26,683 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L10072: havoc main_~node1____CPAchecker_TMP_0~9#1;havoc main_~node1__m1~32#1;havoc main_~main____CPAchecker_TMP_0~38#1;havoc main_~__tmp_49~0#1, main_~assert__arg~48#1;havoc main_~check__tmp~58#1;havoc main_~node4__m4~57#1;havoc main_~node3__m3~60#1;havoc main_~node2__m2~34#1; [2024-11-16 08:34:26,683 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9808: havoc main_~node4__m4~55#1;havoc main_~node3__m3~59#1;havoc main_~node2__m2~33#1;havoc main_~node1__m1~30#1;havoc main_~main____CPAchecker_TMP_0~36#1;havoc main_~__tmp_47~0#1, main_~assert__arg~46#1;havoc main_~check__tmp~56#1; [2024-11-16 08:34:26,683 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3731: havoc main_~node3____CPAchecker_TMP_0~1#1; [2024-11-16 08:34:26,683 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L11398: havoc main_~node1____CPAchecker_TMP_0~12#1;havoc main_~node1__m1~39#1;havoc main_~main____CPAchecker_TMP_0~45#1;havoc main_~__tmp_57~0#1, main_~assert__arg~56#1;havoc main_~check__tmp~66#1;havoc main_~node4__m4~64#1;havoc main_~node3__m3~66#1;havoc main_~node2__m2~40#1;havoc main_~node1__m1~38#1;havoc main_~main____CPAchecker_TMP_0~44#1;havoc main_~__tmp_56~0#1, main_~assert__arg~55#1;havoc main_~check__tmp~65#1;havoc main_~node4____CPAchecker_TMP_0~13#1; [2024-11-16 08:34:26,683 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1621: havoc main_~check__tmp~5#1;havoc main_~node4__m4~8#1;havoc main_~node3__m3~7#1; [2024-11-16 08:34:26,684 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1357: havoc main_~node4__m4~6#1;havoc main_~node3__m3~6#1; [2024-11-16 08:34:26,684 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L13514: havoc main_~node2____CPAchecker_TMP_1~1#1; [2024-11-16 08:34:26,684 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5851: havoc main_~node4__m4~30#1;havoc main_~node3____CPAchecker_TMP_1~1#1; [2024-11-16 08:34:26,684 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L16422: havoc main_~node1__m1~68#1;havoc main_~main____CPAchecker_TMP_0~74#1;havoc main_~__tmp_86~0#1, main_~assert__arg~85#1;havoc main_~check__tmp~95#1;havoc main_~node4__m4~88#1;havoc main_~node3__m3~87#1;havoc main_~node2__m2~64#1;havoc main_~node1__m1~67#1;havoc main_~main____CPAchecker_TMP_0~73#1;havoc main_~__tmp_85~0#1, main_~assert__arg~84#1;havoc main_~check__tmp~94#1;havoc main_~node4____CPAchecker_TMP_0~23#1; [2024-11-16 08:34:26,684 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3210: havoc main_~node2__m2~10#1; [2024-11-16 08:34:26,684 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3740: havoc main_~node4__m4~16#1; [2024-11-16 08:34:26,684 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5590: havoc main_~main____CPAchecker_TMP_0~15#1;havoc main_~__tmp_22~0#1, main_~assert__arg~21#1;havoc main_~check__tmp~28#1;havoc main_~node4__m4~28#1;havoc main_~node3__m3~36#1; [2024-11-16 08:34:26,684 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4533: havoc main_~node4__m4~21#1;havoc main_~node3__m3~30#1; [2024-11-16 08:34:26,685 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L13784: havoc main_~node2__m2~51#1;havoc main_~node1__m1~52#1;havoc main_~main____CPAchecker_TMP_0~58#1;havoc main_~__tmp_70~0#1, main_~assert__arg~69#1;havoc main_~check__tmp~79#1;havoc main_~node4__m4~74#1;havoc main_~node3__m3~77#1;havoc main_~node2__m2~50#1;havoc main_~node1__m1~51#1;havoc main_~main____CPAchecker_TMP_0~57#1;havoc main_~__tmp_69~0#1, main_~assert__arg~68#1;havoc main_~check__tmp~78#1; [2024-11-16 08:34:26,685 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2422: havoc main_~main____CPAchecker_TMP_0~4#1;havoc main_~__tmp_7~0#1, main_~assert__arg~6#1;havoc main_~check__tmp~11#1;havoc main_~node4__m4~13#1;havoc main_~node3__m3~12#1; [2024-11-16 08:34:26,685 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L12728: havoc main_~node1____CPAchecker_TMP_0~13#1;havoc main_~node1__m1~47#1;havoc main_~main____CPAchecker_TMP_0~53#1;havoc main_~__tmp_65~0#1, main_~assert__arg~64#1;havoc main_~check__tmp~74#1;havoc main_~node4__m4~69#1;havoc main_~node3__m3~73#1;havoc main_~node2__m2~46#1;havoc main_~node1__m1~46#1;havoc main_~main____CPAchecker_TMP_0~52#1;havoc main_~__tmp_64~0#1, main_~assert__arg~63#1;havoc main_~check__tmp~73#1;havoc main_~node4____CPAchecker_TMP_0~16#1; [2024-11-16 08:34:26,686 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L15636: havoc main_~node4__m4~84#1; [2024-11-16 08:34:26,686 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7444: havoc main_~node4____CPAchecker_TMP_1~7#1; [2024-11-16 08:34:26,686 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5334: havoc main_~node1____CPAchecker_TMP_0~2#1;havoc main_~node1__m1~13#1;havoc main_~main____CPAchecker_TMP_0~13#1;havoc main_~__tmp_20~0#1, main_~assert__arg~19#1;havoc main_~check__tmp~26#1;havoc main_~node4__m4~27#1;havoc main_~node3__m3~35#1; [2024-11-16 08:34:26,686 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L11677: havoc main_~node1__m1~41#1;havoc main_~main____CPAchecker_TMP_0~47#1;havoc main_~__tmp_59~0#1, main_~assert__arg~58#1;havoc main_~check__tmp~68#1;havoc main_~node4__m4~65#1;havoc main_~node3__m3~67#1;havoc main_~node2__m2~41#1;havoc main_~node1__m1~40#1;havoc main_~main____CPAchecker_TMP_0~46#1;havoc main_~__tmp_58~0#1, main_~assert__arg~57#1;havoc main_~check__tmp~67#1; [2024-11-16 08:34:26,686 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L13794: havoc main_~node2____CPAchecker_TMP_0~3#1; [2024-11-16 08:34:26,686 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3490: havoc main_~node4____CPAchecker_TMP_1~3#1; [2024-11-16 08:34:26,686 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L10361: havoc main_~node4____CPAchecker_TMP_1~11#1; [2024-11-16 08:34:26,686 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1905: havoc main_~check__tmp~7#1;havoc main_~node4__m4~10#1;havoc main_~node3__m3~9#1; [2024-11-16 08:34:26,686 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2698: havoc main_~node3__m3~14#1; [2024-11-16 08:34:26,686 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L13271: havoc main_~node3__m3~76#1; [2024-11-16 08:34:26,687 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L15122: havoc main_~node2____CPAchecker_TMP_1~5#1; [2024-11-16 08:34:26,687 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3232: havoc main_~node3__m3~19#1; [2024-11-16 08:34:26,687 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7991: havoc main_~node1__m1~23#1;havoc main_~main____CPAchecker_TMP_0~26#1;havoc main_~__tmp_35~0#1, main_~assert__arg~34#1;havoc main_~check__tmp~44#1;havoc main_~node4____CPAchecker_TMP_0~8#1; [2024-11-16 08:34:26,687 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6143: havoc main_~check__tmp~32#1;havoc main_~node4__m4~32#1;havoc main_~node3__m3~39#1; [2024-11-16 08:34:26,687 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L16715: havoc main_~node4__m4~90#1; [2024-11-16 08:34:26,687 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L12487: havoc main_~node3__m3~72#1; [2024-11-16 08:34:26,687 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8260: havoc main_~main____CPAchecker_TMP_0~27#1;havoc main_~__tmp_37~0#1, main_~assert__arg~36#1;havoc main_~check__tmp~46#1;havoc main_~node4__m4~46#1;havoc main_~node3__m3~52#1;havoc main_~node2__m2~26#1; [2024-11-16 08:34:26,687 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4032: havoc main_~check__tmp~18#1;havoc main_~node4__m4~18#1;havoc main_~node3__m3~27#1; [2024-11-16 08:34:26,687 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2975: havoc main_~node2__m2~9#1;havoc main_~node1__m1~6#1;havoc main_~main____CPAchecker_TMP_0~6#1;havoc main_~__tmp_9~0#1, main_~assert__arg~8#1;havoc main_~check__tmp~13#1; [2024-11-16 08:34:26,687 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L863: havoc main_~check__tmp~1#1;havoc main_~node4__m4~3#1;havoc main_~node3__m3~3#1; [2024-11-16 08:34:26,687 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7207: havoc main_~main____CPAchecker_TMP_0~21#1;havoc main_~__tmp_30~0#1, main_~assert__arg~29#1;havoc main_~check__tmp~39#1;havoc main_~node4__m4~40#1;havoc main_~node3__m3~46#1; [2024-11-16 08:34:26,688 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L10643: havoc main_~node2__m2~37#1; [2024-11-16 08:34:26,688 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L339: havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2024-11-16 08:34:26,688 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6417: havoc main_~__tmp_25~0#1, main_~assert__arg~24#1;havoc main_~check__tmp~34#1;havoc main_~node4__m4~34#1;havoc main_~node3__m3~41#1; [2024-11-16 08:34:26,688 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6946: havoc main_~__tmp_28~0#1, main_~assert__arg~27#1;havoc main_~check__tmp~37#1;havoc main_~node4__m4~38#1;havoc main_~node3__m3~44#1; [2024-11-16 08:34:26,688 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L12497: havoc main_~node3____CPAchecker_TMP_0~4#1; [2024-11-16 08:34:26,688 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L11176: havoc main_~node4__m4~63#1; [2024-11-16 08:34:26,688 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1137: havoc main_~node4____CPAchecker_TMP_1~0#1; [2024-11-16 08:34:26,688 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L13823: havoc main_~node2____CPAchecker_TMP_1~2#1; [2024-11-16 08:34:26,688 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L15938: havoc main_~node4____CPAchecker_TMP_1~22#1; [2024-11-16 08:34:26,688 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L10653: havoc main_~node2____CPAchecker_TMP_0~1#1; [2024-11-16 08:34:26,688 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L15148: havoc main_~node3__m3~82#1; [2024-11-16 08:34:26,688 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L12506: havoc main_~node4__m4~68#1; [2024-11-16 08:34:26,689 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9338: havoc main_~node1__m1~29#1;havoc main_~main____CPAchecker_TMP_0~34#1;havoc main_~__tmp_44~0#1, main_~assert__arg~43#1;havoc main_~check__tmp~53#1;havoc main_~node4____CPAchecker_TMP_0~10#1; [2024-11-16 08:34:26,689 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2203: havoc main_~node2__m2~6#1;havoc main_~node1__m1~4#1;havoc main_~main____CPAchecker_TMP_0~3#1;havoc main_~__tmp_5~0#1, main_~assert__arg~4#1;havoc main_~check__tmp~9#1; [2024-11-16 08:34:26,689 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2997: havoc main_~node3__m3~17#1; [2024-11-16 08:34:26,689 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L12247: havoc main_~node3__m3~70#1;havoc main_~node2__m2~44#1;havoc main_~node1__m1~44#1;havoc main_~main____CPAchecker_TMP_0~50#1;havoc main_~__tmp_62~0#1, main_~assert__arg~61#1;havoc main_~check__tmp~71#1;havoc main_~node4____CPAchecker_TMP_0~15#1; [2024-11-16 08:34:26,689 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L13040: havoc main_~node4__m4~71#1; [2024-11-16 08:34:26,692 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8548: havoc main_~node4__m4~48#1; [2024-11-16 08:34:26,692 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L10663: havoc main_~node3__m3~63#1; [2024-11-16 08:34:26,692 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L11985: havoc main_~node4____CPAchecker_TMP_1~14#1; [2024-11-16 08:34:26,693 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9607: havoc main_~main____CPAchecker_TMP_0~35#1;havoc main_~__tmp_46~0#1, main_~assert__arg~45#1;havoc main_~check__tmp~55#1;havoc main_~node4__m4~54#1;havoc main_~node3__m3~58#1;havoc main_~node2__m2~32#1; [2024-11-16 08:34:26,694 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4323: havoc main_~__tmp_14~0#1, main_~assert__arg~13#1;havoc main_~check__tmp~20#1;havoc main_~node4__m4~20#1;havoc main_~node3__m3~29#1; [2024-11-16 08:34:26,694 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L15158: havoc main_~node3____CPAchecker_TMP_0~6#1; [2024-11-16 08:34:26,694 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6704: havoc main_~node4__m4~36#1;havoc main_~node3__m3~43#1; [2024-11-16 08:34:26,694 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L13312: havoc main_~node4__m4~73#1; [2024-11-16 08:34:26,695 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5914: havoc main_~node1__m1~16#1;havoc main_~main____CPAchecker_TMP_0~17#1;havoc main_~__tmp_24~0#1, main_~assert__arg~23#1;havoc main_~check__tmp~30#1;havoc main_~node4____CPAchecker_TMP_0~6#1; [2024-11-16 08:34:26,695 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4858: havoc main_~__tmp_17~0#1, main_~assert__arg~16#1;havoc main_~check__tmp~23#1;havoc main_~node4__m4~24#1;havoc main_~node3__m3~32#1; [2024-11-16 08:34:26,695 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L10673: havoc main_~node3____CPAchecker_TMP_0~3#1; [2024-11-16 08:34:26,695 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3803: havoc main_~node1__m1~9#1;havoc main_~main____CPAchecker_TMP_0~9#1;havoc main_~__tmp_12~0#1, main_~assert__arg~11#1;havoc main_~check__tmp~16#1;havoc main_~node4____CPAchecker_TMP_0~4#1; [2024-11-16 08:34:26,695 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L15167: havoc main_~node4__m4~81#1; [2024-11-16 08:34:26,695 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L369: havoc main_~node2__m2~0#1;havoc main_~node1____CPAchecker_TMP_0~0#1; [2024-11-16 08:34:26,695 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L17021: havoc main_~node4____CPAchecker_TMP_1~24#1; [2024-11-16 08:34:26,695 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7774: havoc main_~node1____CPAchecker_TMP_0~6#1;havoc main_~node1__m1~22#1;havoc main_~main____CPAchecker_TMP_0~25#1;havoc main_~__tmp_34~0#1, main_~assert__arg~33#1;havoc main_~check__tmp~43#1;havoc main_~node4__m4~43#1;havoc main_~node3__m3~49#1; [2024-11-16 08:34:26,696 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L10682: havoc main_~node4__m4~60#1; [2024-11-16 08:34:26,696 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9889: havoc main_~node4__m4~56#1; [2024-11-16 08:34:26,696 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3285: havoc main_~node3__m3~20#1; [2024-11-16 08:34:26,696 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L379: havoc main_~node2____CPAchecker_TMP_0~0#1; [2024-11-16 08:34:26,696 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2758: havoc main_~node2__m2~8#1; [2024-11-16 08:34:26,697 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7516: havoc main_~node2__m2~24#1;havoc main_~node1__m1~20#1;havoc main_~main____CPAchecker_TMP_0~23#1;havoc main_~__tmp_32~0#1, main_~assert__arg~31#1;havoc main_~check__tmp~41#1; [2024-11-16 08:34:26,697 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4610: havoc main_~node4__m4~22#1;havoc main_~node3__m3~31#1; [2024-11-16 08:34:26,697 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L15449: havoc main_~node4____CPAchecker_TMP_1~21#1; [2024-11-16 08:34:26,697 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5937: havoc main_~node2__m2~19#1; [2024-11-16 08:34:26,697 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L10959: havoc main_~node4____CPAchecker_TMP_1~12#1; [2024-11-16 08:34:26,697 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L389: havoc main_~node3__m3~0#1; [2024-11-16 08:34:26,697 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L14396: havoc main_~node4__m4~77#1;havoc main_~node3__m3~79#1;havoc main_~node2__m2~53#1;havoc main_~node1__m1~55#1;havoc main_~main____CPAchecker_TMP_0~61#1;havoc main_~__tmp_73~0#1, main_~assert__arg~72#1;havoc main_~check__tmp~82#1; [2024-11-16 08:34:26,698 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3826: havoc main_~node2__m2~13#1; [2024-11-16 08:34:26,698 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3562: havoc main_~node2__m2~12#1;havoc main_~node1__m1~8#1;havoc main_~main____CPAchecker_TMP_0~8#1;havoc main_~__tmp_11~0#1, main_~assert__arg~10#1;havoc main_~check__tmp~15#1; [2024-11-16 08:34:26,698 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L14661: havoc main_~node2__m2~55#1;havoc main_~node1__m1~57#1;havoc main_~main____CPAchecker_TMP_0~63#1;havoc main_~__tmp_75~0#1, main_~assert__arg~74#1;havoc main_~check__tmp~84#1;havoc main_~node4__m4~79#1;havoc main_~node3__m3~80#1;havoc main_~node2__m2~54#1;havoc main_~node1__m1~56#1;havoc main_~main____CPAchecker_TMP_0~62#1;havoc main_~__tmp_74~0#1, main_~assert__arg~73#1;havoc main_~check__tmp~83#1;havoc main_~node4____CPAchecker_TMP_0~20#1; [2024-11-16 08:34:26,698 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L16252: havoc main_~node4__m4~87#1;havoc main_~node3____CPAchecker_TMP_1~6#1; [2024-11-16 08:34:26,699 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L399: havoc main_~node3____CPAchecker_TMP_0~0#1; [2024-11-16 08:34:26,699 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L14671: havoc main_~node2____CPAchecker_TMP_0~4#1; [2024-11-16 08:34:26,699 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2780: havoc main_~node3__m3~15#1; [2024-11-16 08:34:26,699 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L13616: havoc main_~node4____CPAchecker_TMP_1~18#1; [2024-11-16 08:34:26,699 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3050: havoc main_~node3__m3~18#1; [2024-11-16 08:34:26,699 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6221: havoc main_~node2__m2~20#1; [2024-11-16 08:34:26,699 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L672: havoc main_~node4__m4~2#1;havoc main_~node3__m3~2#1; [2024-11-16 08:34:26,699 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L408: havoc main_~node4__m4~0#1; [2024-11-16 08:34:26,699 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1466: havoc main_~node4__m4~7#1; [2024-11-16 08:34:26,699 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4110: havoc main_~node2__m2~14#1; [2024-11-16 08:34:26,699 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L13360: havoc main_~node4____CPAchecker_TMP_0~18#1; [2024-11-16 08:34:26,700 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3584: havoc main_~node3__m3~23#1; [2024-11-16 08:34:26,700 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5435: havoc main_~node4____CPAchecker_TMP_1~5#1; [2024-11-16 08:34:26,700 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L16534: havoc main_~node4____CPAchecker_TMP_1~23#1; [2024-11-16 08:34:26,700 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1209: havoc main_~node2__m2~3#1;havoc main_~node1__m1~2#1;havoc main_~main____CPAchecker_TMP_0~1#1;havoc main_~__tmp_2~0#1, main_~assert__arg~1#1;havoc main_~check__tmp~3#1; [2024-11-16 08:34:26,700 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5174: havoc main_~node1____CPAchecker_TMP_0~1#1;havoc main_~node1__m1~12#1;havoc main_~main____CPAchecker_TMP_0~12#1;havoc main_~__tmp_19~0#1, main_~assert__arg~18#1;havoc main_~check__tmp~25#1;havoc main_~node4__m4~26#1;havoc main_~node3__m3~34#1; [2024-11-16 08:34:26,700 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8611: havoc main_~node1__m1~25#1;havoc main_~main____CPAchecker_TMP_0~29#1;havoc main_~__tmp_39~0#1, main_~assert__arg~38#1;havoc main_~check__tmp~48#1;havoc main_~node4____CPAchecker_TMP_0~9#1; [2024-11-16 08:34:26,700 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L11520: havoc main_~node4____CPAchecker_TMP_1~13#1; [2024-11-16 08:34:26,700 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8879: havoc main_~node1____CPAchecker_TMP_0~7#1;havoc main_~node1__m1~26#1;havoc main_~main____CPAchecker_TMP_0~31#1;havoc main_~__tmp_41~0#1, main_~assert__arg~40#1;havoc main_~check__tmp~50#1;havoc main_~node4__m4~50#1;havoc main_~node3__m3~55#1;havoc main_~node2__m2~29#1; [2024-11-16 08:34:26,700 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2537: havoc main_~node4__m4~14#1;havoc main_~node3____CPAchecker_TMP_1~0#1; [2024-11-16 08:34:26,700 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8351: havoc main_~node4____CPAchecker_TMP_1~8#1; [2024-11-16 08:34:26,700 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L12317: havoc main_~node4____CPAchecker_TMP_1~15#1; [2024-11-16 08:34:26,700 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L14171: havoc main_~node1____CPAchecker_TMP_0~14#1;havoc main_~node1__m1~54#1;havoc main_~main____CPAchecker_TMP_0~60#1;havoc main_~__tmp_72~0#1, main_~assert__arg~71#1;havoc main_~check__tmp~81#1;havoc main_~node4__m4~76#1;havoc main_~node3__m3~78#1;havoc main_~node2__m2~52#1;havoc main_~node1__m1~53#1;havoc main_~main____CPAchecker_TMP_0~59#1;havoc main_~__tmp_71~0#1, main_~assert__arg~70#1;havoc main_~check__tmp~80#1;havoc main_~node4____CPAchecker_TMP_0~19#1; [2024-11-16 08:34:26,701 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8093: havoc main_~__tmp_36~0#1, main_~assert__arg~35#1;havoc main_~check__tmp~45#1;havoc main_~node4__m4~45#1;havoc main_~node3__m3~51#1;havoc main_~node2__m2~25#1; [2024-11-16 08:34:26,701 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9150: havoc main_~node1____CPAchecker_TMP_0~8#1;havoc main_~node1__m1~28#1;havoc main_~main____CPAchecker_TMP_0~33#1;havoc main_~__tmp_43~0#1, main_~assert__arg~42#1;havoc main_~check__tmp~52#1;havoc main_~node4__m4~51#1;havoc main_~node3__m3~56#1;havoc main_~node2__m2~30#1;havoc main_~node1__m1~27#1;havoc main_~main____CPAchecker_TMP_0~32#1;havoc main_~__tmp_42~0#1, main_~assert__arg~41#1;havoc main_~check__tmp~51#1; [2024-11-16 08:34:26,701 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L12850: havoc main_~node4____CPAchecker_TMP_1~16#1; [2024-11-16 08:34:26,701 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L14700: havoc main_~node2____CPAchecker_TMP_1~3#1; [2024-11-16 08:34:26,701 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2283: havoc main_~__tmp_6~0#1, main_~assert__arg~5#1;havoc main_~check__tmp~10#1;havoc main_~node4__m4~12#1;havoc main_~node3__m3~11#1; [2024-11-16 08:34:26,701 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1758: havoc main_~check__tmp~6#1;havoc main_~node4__m4~9#1;havoc main_~node3__m3~8#1; [2024-11-16 08:34:26,701 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6516: havoc main_~node4____CPAchecker_TMP_1~6#1; [2024-11-16 08:34:26,701 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3345: havoc main_~node2__m2~11#1; [2024-11-16 08:34:26,701 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L14973: havoc main_~node2__m2~57#1;havoc main_~node1__m1~59#1;havoc main_~main____CPAchecker_TMP_0~65#1;havoc main_~__tmp_77~0#1, main_~assert__arg~76#1;havoc main_~check__tmp~86#1;havoc main_~node4__m4~80#1;havoc main_~node3__m3~81#1;havoc main_~node2__m2~56#1;havoc main_~node1__m1~58#1;havoc main_~main____CPAchecker_TMP_0~64#1;havoc main_~__tmp_76~0#1, main_~assert__arg~75#1;havoc main_~check__tmp~85#1; [2024-11-16 08:34:26,701 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9952: havoc main_~node1__m1~31#1;havoc main_~main____CPAchecker_TMP_0~37#1;havoc main_~__tmp_48~0#1, main_~assert__arg~47#1;havoc main_~check__tmp~57#1;havoc main_~node4____CPAchecker_TMP_0~11#1; [2024-11-16 08:34:26,701 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L13388: havoc main_~node4____CPAchecker_TMP_1~17#1; [2024-11-16 08:34:26,701 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5725: havoc main_~node1____CPAchecker_TMP_0~3#1;havoc main_~node1__m1~15#1;havoc main_~main____CPAchecker_TMP_0~16#1;havoc main_~__tmp_23~0#1, main_~assert__arg~22#1;havoc main_~check__tmp~29#1;havoc main_~node4__m4~29#1;havoc main_~node3__m3~37#1; [2024-11-16 08:34:26,702 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6785: havoc main_~node4__m4~37#1; [2024-11-16 08:34:26,702 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L12071: havoc main_~node3__m3~69#1;havoc main_~node2__m2~43#1;havoc main_~node1__m1~43#1;havoc main_~main____CPAchecker_TMP_0~49#1;havoc main_~__tmp_61~0#1, main_~assert__arg~60#1;havoc main_~check__tmp~70#1; [2024-11-16 08:34:26,702 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2032: havoc main_~__tmp_4~0#1, main_~assert__arg~3#1;havoc main_~check__tmp~8#1;havoc main_~node4__m4~11#1;havoc main_~node3__m3~10#1; [2024-11-16 08:34:26,706 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9698: havoc main_~node4____CPAchecker_TMP_1~10#1; [2024-11-16 08:34:26,706 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L14983: havoc main_~node2____CPAchecker_TMP_0~5#1; [2024-11-16 08:34:26,706 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L11813: havoc main_~node4__m4~66#1;havoc main_~node3____CPAchecker_TMP_1~3#1; [2024-11-16 08:34:26,706 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7058: havoc main_~main____CPAchecker_TMP_0~20#1;havoc main_~__tmp_29~0#1, main_~assert__arg~28#1;havoc main_~check__tmp~38#1;havoc main_~node4__m4~39#1;havoc main_~node3__m3~45#1; [2024-11-16 08:34:26,707 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2833: havoc main_~node3__m3~16#1; [2024-11-16 08:34:26,707 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9440: havoc main_~__tmp_45~0#1, main_~assert__arg~44#1;havoc main_~check__tmp~54#1;havoc main_~node4__m4~53#1;havoc main_~node3__m3~57#1;havoc main_~node2__m2~31#1; [2024-11-16 08:34:26,707 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6006: havoc main_~check__tmp~31#1;havoc main_~node4__m4~31#1;havoc main_~node3__m3~38#1; [2024-11-16 08:34:26,707 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4422: havoc main_~node4____CPAchecker_TMP_1~4#1; [2024-11-16 08:34:26,707 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3895: havoc main_~check__tmp~17#1;havoc main_~node4__m4~17#1;havoc main_~node3__m3~26#1; [2024-11-16 08:34:26,707 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3367: havoc main_~node3__m3~21#1; [2024-11-16 08:34:26,707 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1253: havoc main_~node4__m4~5#1;havoc main_~node3__m3~5#1; [2024-11-16 08:34:26,707 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3637: havoc main_~node3__m3~24#1; [2024-11-16 08:34:26,707 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4961: havoc main_~__tmp_18~0#1, main_~assert__arg~17#1;havoc main_~check__tmp~24#1;havoc main_~node4__m4~25#1;havoc main_~node3__m3~33#1; [2024-11-16 08:34:26,707 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4697: havoc main_~node4__m4~23#1; [2024-11-16 08:34:26,707 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L471: havoc main_~node1__m1~1#1;havoc main_~main____CPAchecker_TMP_0~0#1;havoc main_~__tmp_1~0#1, main_~assert__arg~0#1;havoc main_~check__tmp~0#1;havoc main_~node4____CPAchecker_TMP_0~0#1; [2024-11-16 08:34:26,707 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7342: havoc main_~node1____CPAchecker_TMP_0~4#1;havoc main_~node1__m1~19#1;havoc main_~main____CPAchecker_TMP_0~22#1;havoc main_~__tmp_31~0#1, main_~assert__arg~30#1;havoc main_~check__tmp~40#1;havoc main_~node4__m4~41#1;havoc main_~node3__m3~47#1; [2024-11-16 08:34:26,708 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L14477: havoc main_~node4__m4~78#1; [2024-11-16 08:34:26,708 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L13949: havoc main_~node4__m4~75#1;havoc main_~node3____CPAchecker_TMP_1~5#1; [2024-11-16 08:34:26,708 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1529: havoc main_~node1__m1~3#1;havoc main_~main____CPAchecker_TMP_0~2#1;havoc main_~__tmp_3~0#1, main_~assert__arg~2#1;havoc main_~check__tmp~4#1;havoc main_~node4____CPAchecker_TMP_0~1#1; [2024-11-16 08:34:26,708 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L13423: havoc main_~node3____CPAchecker_TMP_0~5#1; [2024-11-16 08:34:26,708 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6290: havoc main_~check__tmp~33#1;havoc main_~node4__m4~33#1;havoc main_~node3__m3~40#1; [2024-11-16 08:34:26,708 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L15012: havoc main_~node2____CPAchecker_TMP_1~4#1; [2024-11-16 08:34:26,708 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7614: havoc main_~node1____CPAchecker_TMP_0~5#1;havoc main_~node1__m1~21#1;havoc main_~main____CPAchecker_TMP_0~24#1;havoc main_~__tmp_33~0#1, main_~assert__arg~32#1;havoc main_~check__tmp~42#1;havoc main_~node4__m4~42#1;havoc main_~node3__m3~48#1; [2024-11-16 08:34:26,708 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3124: havoc main_~node4__m4~15#1; [2024-11-16 08:34:26,708 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L10260: havoc main_~node1____CPAchecker_TMP_0~10#1;havoc main_~node1__m1~33#1;havoc main_~main____CPAchecker_TMP_0~39#1;havoc main_~__tmp_50~0#1, main_~assert__arg~49#1;havoc main_~check__tmp~59#1;havoc main_~node4__m4~58#1;havoc main_~node3__m3~61#1;havoc main_~node2__m2~35#1; [2024-11-16 08:34:26,708 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7883: havoc main_~node2____CPAchecker_TMP_1~0#1; [2024-11-16 08:34:26,708 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2600: havoc main_~node1__m1~5#1;havoc main_~main____CPAchecker_TMP_0~5#1;havoc main_~__tmp_8~0#1, main_~assert__arg~7#1;havoc main_~check__tmp~12#1;havoc main_~node4____CPAchecker_TMP_0~2#1; [2024-11-16 08:34:26,708 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5507: havoc main_~node2__m2~18#1;havoc main_~node1__m1~14#1;havoc main_~main____CPAchecker_TMP_0~14#1;havoc main_~__tmp_21~0#1, main_~assert__arg~20#1;havoc main_~check__tmp~27#1; [2024-11-16 08:34:26,708 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L15549: havoc main_~node4__m4~83#1;havoc main_~node3__m3~84#1;havoc main_~node2__m2~59#1;havoc main_~node1__m1~62#1;havoc main_~main____CPAchecker_TMP_0~68#1;havoc main_~__tmp_80~0#1, main_~assert__arg~79#1;havoc main_~check__tmp~89#1; [2024-11-16 08:34:26,709 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L10530: havoc main_~node1____CPAchecker_TMP_0~11#1;havoc main_~node1__m1~35#1;havoc main_~main____CPAchecker_TMP_0~41#1;havoc main_~__tmp_52~0#1, main_~assert__arg~51#1;havoc main_~check__tmp~61#1;havoc main_~node4__m4~59#1;havoc main_~node3__m3~62#1;havoc main_~node2__m2~36#1;havoc main_~node1__m1~34#1;havoc main_~main____CPAchecker_TMP_0~40#1;havoc main_~__tmp_51~0#1, main_~assert__arg~50#1;havoc main_~check__tmp~60#1; [2024-11-16 08:34:26,709 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4193: havoc main_~__tmp_13~0#1, main_~assert__arg~12#1;havoc main_~check__tmp~19#1;havoc main_~node4__m4~19#1;havoc main_~node3__m3~28#1; [2024-11-16 08:34:26,709 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L494: havoc main_~node2__m2~1#1; [2024-11-16 08:34:26,709 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1552: havoc main_~node2__m2~4#1; [2024-11-16 08:34:26,709 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L11067: havoc main_~node4__m4~62#1;havoc main_~node3__m3~65#1;havoc main_~node2__m2~39#1;havoc main_~node1__m1~37#1;havoc main_~main____CPAchecker_TMP_0~43#1;havoc main_~__tmp_55~0#1, main_~assert__arg~54#1;havoc main_~check__tmp~64#1; [2024-11-16 08:34:27,165 INFO L? ?]: Removed 1980 outVars from TransFormulas that were not future-live. [2024-11-16 08:34:27,166 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 08:34:27,225 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 08:34:27,225 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 08:34:27,226 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 08:34:27 BoogieIcfgContainer [2024-11-16 08:34:27,226 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 08:34:27,230 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 08:34:27,230 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 08:34:27,233 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 08:34:27,233 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 08:34:18" (1/3) ... [2024-11-16 08:34:27,234 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ac71a73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 08:34:27, skipping insertion in model container [2024-11-16 08:34:27,234 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:34:20" (2/3) ... [2024-11-16 08:34:27,236 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ac71a73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 08:34:27, skipping insertion in model container [2024-11-16 08:34:27,236 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 08:34:27" (3/3) ... [2024-11-16 08:34:27,237 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c.v+sep-reducer.c [2024-11-16 08:34:27,254 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 08:34:27,255 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2024-11-16 08:34:27,379 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 08:34:27,386 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;@1e55d98, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 08:34:27,387 INFO L334 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2024-11-16 08:34:27,400 INFO L276 IsEmpty]: Start isEmpty. Operand has 2065 states, 2057 states have (on average 1.7690811861934856) internal successors, (3639), 2064 states have internal predecessors, (3639), 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 08:34:27,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-11-16 08:34:27,432 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:34:27,433 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:34:27,434 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-11-16 08:34:27,440 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:34:27,440 INFO L85 PathProgramCache]: Analyzing trace with hash -567428767, now seen corresponding path program 1 times [2024-11-16 08:34:27,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:34:27,480 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2105859180] [2024-11-16 08:34:27,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:34:27,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:34:27,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:34:28,162 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 08:34:28,162 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:34:28,163 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2105859180] [2024-11-16 08:34:28,163 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2105859180] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:34:28,164 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:34:28,164 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 08:34:28,166 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1222746614] [2024-11-16 08:34:28,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:34:28,172 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 08:34:28,173 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:34:28,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 08:34:28,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-16 08:34:28,210 INFO L87 Difference]: Start difference. First operand has 2065 states, 2057 states have (on average 1.7690811861934856) internal successors, (3639), 2064 states have internal predecessors, (3639), 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) Second operand has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 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 08:34:30,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:34:30,085 INFO L93 Difference]: Finished difference Result 3353 states and 5786 transitions. [2024-11-16 08:34:30,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 08:34:30,087 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 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 65 [2024-11-16 08:34:30,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:34:30,119 INFO L225 Difference]: With dead ends: 3353 [2024-11-16 08:34:30,119 INFO L226 Difference]: Without dead ends: 2162 [2024-11-16 08:34:30,129 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-16 08:34:30,132 INFO L432 NwaCegarLoop]: 1737 mSDtfsCounter, 10266 mSDsluCounter, 536 mSDsCounter, 0 mSdLazyCounter, 1516 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10266 SdHoareTripleChecker+Valid, 2273 SdHoareTripleChecker+Invalid, 1542 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 1516 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-16 08:34:30,136 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10266 Valid, 2273 Invalid, 1542 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 1516 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-16 08:34:30,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2162 states. [2024-11-16 08:34:30,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2162 to 2147. [2024-11-16 08:34:30,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2147 states, 2140 states have (on average 1.300467289719626) internal successors, (2783), 2146 states have internal predecessors, (2783), 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 08:34:30,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2147 states to 2147 states and 2783 transitions. [2024-11-16 08:34:30,313 INFO L78 Accepts]: Start accepts. Automaton has 2147 states and 2783 transitions. Word has length 65 [2024-11-16 08:34:30,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:34:30,313 INFO L471 AbstractCegarLoop]: Abstraction has 2147 states and 2783 transitions. [2024-11-16 08:34:30,314 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 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 08:34:30,314 INFO L276 IsEmpty]: Start isEmpty. Operand 2147 states and 2783 transitions. [2024-11-16 08:34:30,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-11-16 08:34:30,321 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:34:30,322 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:34:30,322 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 08:34:30,322 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-11-16 08:34:30,323 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:34:30,323 INFO L85 PathProgramCache]: Analyzing trace with hash -1684121631, now seen corresponding path program 1 times [2024-11-16 08:34:30,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:34:30,324 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1034639239] [2024-11-16 08:34:30,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:34:30,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:34:30,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:34:30,537 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 08:34:30,538 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:34:30,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1034639239] [2024-11-16 08:34:30,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1034639239] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:34:30,538 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:34:30,539 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 08:34:30,539 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [767576506] [2024-11-16 08:34:30,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:34:30,540 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 08:34:30,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:34:30,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 08:34:30,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-16 08:34:30,542 INFO L87 Difference]: Start difference. First operand 2147 states and 2783 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 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 08:34:31,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:34:31,953 INFO L93 Difference]: Finished difference Result 4164 states and 5411 transitions. [2024-11-16 08:34:31,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 08:34:31,954 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 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 66 [2024-11-16 08:34:31,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:34:31,964 INFO L225 Difference]: With dead ends: 4164 [2024-11-16 08:34:31,964 INFO L226 Difference]: Without dead ends: 2838 [2024-11-16 08:34:31,967 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-16 08:34:31,968 INFO L432 NwaCegarLoop]: 1051 mSDtfsCounter, 7430 mSDsluCounter, 382 mSDsCounter, 0 mSdLazyCounter, 1339 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7430 SdHoareTripleChecker+Valid, 1433 SdHoareTripleChecker+Invalid, 1402 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 1339 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-16 08:34:31,969 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7430 Valid, 1433 Invalid, 1402 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 1339 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-16 08:34:31,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2838 states. [2024-11-16 08:34:32,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2838 to 2822. [2024-11-16 08:34:32,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2822 states, 2815 states have (on average 1.2799289520426287) internal successors, (3603), 2821 states have internal predecessors, (3603), 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 08:34:32,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2822 states to 2822 states and 3603 transitions. [2024-11-16 08:34:32,032 INFO L78 Accepts]: Start accepts. Automaton has 2822 states and 3603 transitions. Word has length 66 [2024-11-16 08:34:32,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:34:32,032 INFO L471 AbstractCegarLoop]: Abstraction has 2822 states and 3603 transitions. [2024-11-16 08:34:32,032 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 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 08:34:32,033 INFO L276 IsEmpty]: Start isEmpty. Operand 2822 states and 3603 transitions. [2024-11-16 08:34:32,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-16 08:34:32,038 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:34:32,038 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:34:32,038 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-16 08:34:32,038 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-11-16 08:34:32,039 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:34:32,039 INFO L85 PathProgramCache]: Analyzing trace with hash 1682377911, now seen corresponding path program 1 times [2024-11-16 08:34:32,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:34:32,039 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [337390632] [2024-11-16 08:34:32,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:34:32,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:34:32,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:34:32,686 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 08:34:32,687 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:34:32,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [337390632] [2024-11-16 08:34:32,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [337390632] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:34:32,688 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:34:32,688 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-16 08:34:32,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [89764255] [2024-11-16 08:34:32,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:34:32,689 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-16 08:34:32,689 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:34:32,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-16 08:34:32,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-11-16 08:34:32,691 INFO L87 Difference]: Start difference. First operand 2822 states and 3603 transitions. Second operand has 10 states, 10 states have (on average 6.7) internal successors, (67), 9 states have internal predecessors, (67), 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 08:34:36,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:34:36,015 INFO L93 Difference]: Finished difference Result 3821 states and 4949 transitions. [2024-11-16 08:34:36,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:34:36,016 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.7) internal successors, (67), 9 states have internal predecessors, (67), 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 67 [2024-11-16 08:34:36,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:34:36,029 INFO L225 Difference]: With dead ends: 3821 [2024-11-16 08:34:36,029 INFO L226 Difference]: Without dead ends: 3332 [2024-11-16 08:34:36,031 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:34:36,034 INFO L432 NwaCegarLoop]: 1070 mSDtfsCounter, 10170 mSDsluCounter, 4599 mSDsCounter, 0 mSdLazyCounter, 5862 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10170 SdHoareTripleChecker+Valid, 5669 SdHoareTripleChecker+Invalid, 5873 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 5862 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2024-11-16 08:34:36,035 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10170 Valid, 5669 Invalid, 5873 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 5862 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2024-11-16 08:34:36,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3332 states. [2024-11-16 08:34:36,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3332 to 2829. [2024-11-16 08:34:36,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2829 states, 2822 states have (on average 1.2792345854004252) internal successors, (3610), 2828 states have internal predecessors, (3610), 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 08:34:36,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2829 states to 2829 states and 3610 transitions. [2024-11-16 08:34:36,102 INFO L78 Accepts]: Start accepts. Automaton has 2829 states and 3610 transitions. Word has length 67 [2024-11-16 08:34:36,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:34:36,103 INFO L471 AbstractCegarLoop]: Abstraction has 2829 states and 3610 transitions. [2024-11-16 08:34:36,103 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.7) internal successors, (67), 9 states have internal predecessors, (67), 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 08:34:36,104 INFO L276 IsEmpty]: Start isEmpty. Operand 2829 states and 3610 transitions. [2024-11-16 08:34:36,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-16 08:34:36,109 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:34:36,109 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:34:36,109 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-16 08:34:36,110 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-11-16 08:34:36,110 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:34:36,110 INFO L85 PathProgramCache]: Analyzing trace with hash -1043569840, now seen corresponding path program 1 times [2024-11-16 08:34:36,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:34:36,111 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561259880] [2024-11-16 08:34:36,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:34:36,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:34:36,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:34:36,273 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 08:34:36,273 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:34:36,275 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1561259880] [2024-11-16 08:34:36,275 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1561259880] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:34:36,275 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:34:36,275 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 08:34:36,276 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1520830305] [2024-11-16 08:34:36,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:34:36,276 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 08:34:36,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:34:36,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 08:34:36,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-16 08:34:36,277 INFO L87 Difference]: Start difference. First operand 2829 states and 3610 transitions. Second operand has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 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 08:34:37,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:34:37,319 INFO L93 Difference]: Finished difference Result 5418 states and 6972 transitions. [2024-11-16 08:34:37,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 08:34:37,320 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 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 67 [2024-11-16 08:34:37,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:34:37,332 INFO L225 Difference]: With dead ends: 5418 [2024-11-16 08:34:37,333 INFO L226 Difference]: Without dead ends: 3647 [2024-11-16 08:34:37,336 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-16 08:34:37,337 INFO L432 NwaCegarLoop]: 934 mSDtfsCounter, 6484 mSDsluCounter, 340 mSDsCounter, 0 mSdLazyCounter, 1155 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6484 SdHoareTripleChecker+Valid, 1274 SdHoareTripleChecker+Invalid, 1188 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 1155 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-16 08:34:37,337 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6484 Valid, 1274 Invalid, 1188 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 1155 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-16 08:34:37,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3647 states. [2024-11-16 08:34:37,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3647 to 3637. [2024-11-16 08:34:37,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3637 states, 3630 states have (on average 1.2859504132231405) internal successors, (4668), 3636 states have internal predecessors, (4668), 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 08:34:37,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3637 states to 3637 states and 4668 transitions. [2024-11-16 08:34:37,421 INFO L78 Accepts]: Start accepts. Automaton has 3637 states and 4668 transitions. Word has length 67 [2024-11-16 08:34:37,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:34:37,422 INFO L471 AbstractCegarLoop]: Abstraction has 3637 states and 4668 transitions. [2024-11-16 08:34:37,422 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 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 08:34:37,422 INFO L276 IsEmpty]: Start isEmpty. Operand 3637 states and 4668 transitions. [2024-11-16 08:34:37,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-16 08:34:37,427 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:34:37,427 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:34:37,427 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-16 08:34:37,427 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-11-16 08:34:37,428 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:34:37,428 INFO L85 PathProgramCache]: Analyzing trace with hash -224655283, now seen corresponding path program 1 times [2024-11-16 08:34:37,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:34:37,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1706802582] [2024-11-16 08:34:37,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:34:37,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:34:37,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:34:37,585 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 08:34:37,585 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:34:37,585 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1706802582] [2024-11-16 08:34:37,586 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1706802582] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:34:37,586 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:34:37,587 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 08:34:37,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515333679] [2024-11-16 08:34:37,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:34:37,587 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 08:34:37,587 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:34:37,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 08:34:37,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-16 08:34:37,588 INFO L87 Difference]: Start difference. First operand 3637 states and 4668 transitions. Second operand has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 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 08:34:38,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:34:38,821 INFO L93 Difference]: Finished difference Result 8268 states and 10797 transitions. [2024-11-16 08:34:38,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 08:34:38,821 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 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 67 [2024-11-16 08:34:38,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:34:38,840 INFO L225 Difference]: With dead ends: 8268 [2024-11-16 08:34:38,840 INFO L226 Difference]: Without dead ends: 5422 [2024-11-16 08:34:38,847 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-16 08:34:38,848 INFO L432 NwaCegarLoop]: 951 mSDtfsCounter, 6637 mSDsluCounter, 387 mSDsCounter, 0 mSdLazyCounter, 1153 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6637 SdHoareTripleChecker+Valid, 1338 SdHoareTripleChecker+Invalid, 1183 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 1153 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-16 08:34:38,849 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6637 Valid, 1338 Invalid, 1183 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 1153 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-16 08:34:38,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5422 states. [2024-11-16 08:34:38,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5422 to 5416. [2024-11-16 08:34:38,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5416 states, 5409 states have (on average 1.2943242743575523) internal successors, (7001), 5415 states have internal predecessors, (7001), 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 08:34:38,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5416 states to 5416 states and 7001 transitions. [2024-11-16 08:34:38,973 INFO L78 Accepts]: Start accepts. Automaton has 5416 states and 7001 transitions. Word has length 67 [2024-11-16 08:34:38,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:34:38,973 INFO L471 AbstractCegarLoop]: Abstraction has 5416 states and 7001 transitions. [2024-11-16 08:34:38,974 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 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 08:34:38,974 INFO L276 IsEmpty]: Start isEmpty. Operand 5416 states and 7001 transitions. [2024-11-16 08:34:38,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-16 08:34:38,979 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:34:38,979 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:34:38,980 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-16 08:34:38,980 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-11-16 08:34:38,981 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:34:38,981 INFO L85 PathProgramCache]: Analyzing trace with hash 141771504, now seen corresponding path program 1 times [2024-11-16 08:34:38,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:34:38,981 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [428766711] [2024-11-16 08:34:38,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:34:38,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:34:39,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:34:39,078 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 08:34:39,078 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:34:39,079 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [428766711] [2024-11-16 08:34:39,079 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [428766711] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:34:39,079 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:34:39,079 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 08:34:39,079 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [177420343] [2024-11-16 08:34:39,079 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:34:39,081 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 08:34:39,081 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:34:39,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 08:34:39,082 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 08:34:39,083 INFO L87 Difference]: Start difference. First operand 5416 states and 7001 transitions. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 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 08:34:39,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:34:39,293 INFO L93 Difference]: Finished difference Result 10867 states and 14191 transitions. [2024-11-16 08:34:39,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 08:34:39,294 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 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 68 [2024-11-16 08:34:39,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:34:39,316 INFO L225 Difference]: With dead ends: 10867 [2024-11-16 08:34:39,317 INFO L226 Difference]: Without dead ends: 6660 [2024-11-16 08:34:39,324 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 08:34:39,325 INFO L432 NwaCegarLoop]: 1630 mSDtfsCounter, 1630 mSDsluCounter, 559 mSDsCounter, 0 mSdLazyCounter, 199 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1630 SdHoareTripleChecker+Valid, 2189 SdHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 199 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-16 08:34:39,326 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1630 Valid, 2189 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 199 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-16 08:34:39,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6660 states. [2024-11-16 08:34:39,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6660 to 6643. [2024-11-16 08:34:39,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6643 states, 6636 states have (on average 1.2927968655816757) internal successors, (8579), 6642 states have internal predecessors, (8579), 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 08:34:39,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6643 states to 6643 states and 8579 transitions. [2024-11-16 08:34:39,456 INFO L78 Accepts]: Start accepts. Automaton has 6643 states and 8579 transitions. Word has length 68 [2024-11-16 08:34:39,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:34:39,456 INFO L471 AbstractCegarLoop]: Abstraction has 6643 states and 8579 transitions. [2024-11-16 08:34:39,456 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 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 08:34:39,456 INFO L276 IsEmpty]: Start isEmpty. Operand 6643 states and 8579 transitions. [2024-11-16 08:34:39,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-16 08:34:39,462 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:34:39,462 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:34:39,462 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-16 08:34:39,462 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-11-16 08:34:39,463 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:34:39,463 INFO L85 PathProgramCache]: Analyzing trace with hash -1745379707, now seen corresponding path program 1 times [2024-11-16 08:34:39,463 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:34:39,463 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1665792306] [2024-11-16 08:34:39,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:34:39,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:34:39,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:34:40,350 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 08:34:40,351 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:34:40,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1665792306] [2024-11-16 08:34:40,351 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1665792306] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:34:40,351 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:34:40,351 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-16 08:34:40,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1705360201] [2024-11-16 08:34:40,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:34:40,352 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 08:34:40,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:34:40,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 08:34:40,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-16 08:34:40,353 INFO L87 Difference]: Start difference. First operand 6643 states and 8579 transitions. Second operand has 12 states, 12 states have (on average 5.666666666666667) internal successors, (68), 12 states have internal predecessors, (68), 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 08:34:41,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:34:41,758 INFO L93 Difference]: Finished difference Result 9214 states and 12198 transitions. [2024-11-16 08:34:41,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:34:41,760 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 5.666666666666667) internal successors, (68), 12 states have internal predecessors, (68), 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 68 [2024-11-16 08:34:41,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:34:41,791 INFO L225 Difference]: With dead ends: 9214 [2024-11-16 08:34:41,792 INFO L226 Difference]: Without dead ends: 9210 [2024-11-16 08:34:41,796 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=111, Invalid=309, Unknown=0, NotChecked=0, Total=420 [2024-11-16 08:34:41,797 INFO L432 NwaCegarLoop]: 1537 mSDtfsCounter, 9999 mSDsluCounter, 8254 mSDsCounter, 0 mSdLazyCounter, 1567 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9999 SdHoareTripleChecker+Valid, 9791 SdHoareTripleChecker+Invalid, 1582 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 1567 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-16 08:34:41,798 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [9999 Valid, 9791 Invalid, 1582 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 1567 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-16 08:34:41,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9210 states. [2024-11-16 08:34:41,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9210 to 6639. [2024-11-16 08:34:41,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6639 states, 6633 states have (on average 1.2927785315845017) internal successors, (8575), 6638 states have internal predecessors, (8575), 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 08:34:41,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6639 states to 6639 states and 8575 transitions. [2024-11-16 08:34:41,996 INFO L78 Accepts]: Start accepts. Automaton has 6639 states and 8575 transitions. Word has length 68 [2024-11-16 08:34:41,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:34:41,998 INFO L471 AbstractCegarLoop]: Abstraction has 6639 states and 8575 transitions. [2024-11-16 08:34:41,999 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.666666666666667) internal successors, (68), 12 states have internal predecessors, (68), 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 08:34:41,999 INFO L276 IsEmpty]: Start isEmpty. Operand 6639 states and 8575 transitions. [2024-11-16 08:34:42,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-16 08:34:42,009 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:34:42,009 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:34:42,010 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-16 08:34:42,010 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-11-16 08:34:42,011 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:34:42,011 INFO L85 PathProgramCache]: Analyzing trace with hash 959419169, now seen corresponding path program 1 times [2024-11-16 08:34:42,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:34:42,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122028944] [2024-11-16 08:34:42,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:34:42,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:34:42,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:34:42,490 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 08:34:42,491 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:34:42,491 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2122028944] [2024-11-16 08:34:42,491 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2122028944] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:34:42,491 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:34:42,492 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:34:42,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275804172] [2024-11-16 08:34:42,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:34:42,492 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:34:42,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:34:42,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:34:42,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:34:42,493 INFO L87 Difference]: Start difference. First operand 6639 states and 8575 transitions. Second operand has 9 states, 9 states have (on average 7.555555555555555) internal successors, (68), 8 states have internal predecessors, (68), 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 08:34:44,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:34:44,379 INFO L93 Difference]: Finished difference Result 8294 states and 10804 transitions. [2024-11-16 08:34:44,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:34:44,380 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.555555555555555) internal successors, (68), 8 states have internal predecessors, (68), 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 68 [2024-11-16 08:34:44,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:34:44,402 INFO L225 Difference]: With dead ends: 8294 [2024-11-16 08:34:44,403 INFO L226 Difference]: Without dead ends: 8288 [2024-11-16 08:34:44,407 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:34:44,409 INFO L432 NwaCegarLoop]: 929 mSDtfsCounter, 8903 mSDsluCounter, 3019 mSDsCounter, 0 mSdLazyCounter, 3348 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8903 SdHoareTripleChecker+Valid, 3948 SdHoareTripleChecker+Invalid, 3368 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 3348 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-16 08:34:44,410 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8903 Valid, 3948 Invalid, 3368 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 3348 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-16 08:34:44,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8288 states. [2024-11-16 08:34:44,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8288 to 6639. [2024-11-16 08:34:44,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6639 states, 6633 states have (on average 1.2926277702397104) internal successors, (8574), 6638 states have internal predecessors, (8574), 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 08:34:44,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6639 states to 6639 states and 8574 transitions. [2024-11-16 08:34:44,525 INFO L78 Accepts]: Start accepts. Automaton has 6639 states and 8574 transitions. Word has length 68 [2024-11-16 08:34:44,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:34:44,525 INFO L471 AbstractCegarLoop]: Abstraction has 6639 states and 8574 transitions. [2024-11-16 08:34:44,525 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.555555555555555) internal successors, (68), 8 states have internal predecessors, (68), 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 08:34:44,526 INFO L276 IsEmpty]: Start isEmpty. Operand 6639 states and 8574 transitions. [2024-11-16 08:34:44,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-16 08:34:44,532 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:34:44,533 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:34:44,533 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-16 08:34:44,533 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-11-16 08:34:44,534 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:34:44,534 INFO L85 PathProgramCache]: Analyzing trace with hash 173215240, now seen corresponding path program 1 times [2024-11-16 08:34:44,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:34:44,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1945710464] [2024-11-16 08:34:44,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:34:44,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:34:44,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:34:45,190 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 08:34:45,190 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:34:45,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1945710464] [2024-11-16 08:34:45,191 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1945710464] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:34:45,191 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:34:45,191 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-16 08:34:45,191 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870156748] [2024-11-16 08:34:45,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:34:45,191 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-16 08:34:45,192 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:34:45,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-16 08:34:45,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2024-11-16 08:34:45,193 INFO L87 Difference]: Start difference. First operand 6639 states and 8574 transitions. Second operand has 13 states, 13 states have (on average 5.3076923076923075) internal successors, (69), 13 states have internal predecessors, (69), 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 08:34:46,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:34:46,247 INFO L93 Difference]: Finished difference Result 10638 states and 14213 transitions. [2024-11-16 08:34:46,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:34:46,248 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 5.3076923076923075) internal successors, (69), 13 states have internal predecessors, (69), 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 69 [2024-11-16 08:34:46,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:34:46,263 INFO L225 Difference]: With dead ends: 10638 [2024-11-16 08:34:46,264 INFO L226 Difference]: Without dead ends: 8555 [2024-11-16 08:34:46,269 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=129, Invalid=377, Unknown=0, NotChecked=0, Total=506 [2024-11-16 08:34:46,269 INFO L432 NwaCegarLoop]: 1540 mSDtfsCounter, 10953 mSDsluCounter, 7669 mSDsCounter, 0 mSdLazyCounter, 1276 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10953 SdHoareTripleChecker+Valid, 9209 SdHoareTripleChecker+Invalid, 1291 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 1276 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-16 08:34:46,270 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10953 Valid, 9209 Invalid, 1291 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 1276 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-16 08:34:46,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8555 states. [2024-11-16 08:34:46,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8555 to 6590. [2024-11-16 08:34:46,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6590 states, 6585 states have (on average 1.2936977980258162) internal successors, (8519), 6589 states have internal predecessors, (8519), 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 08:34:46,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6590 states to 6590 states and 8519 transitions. [2024-11-16 08:34:46,380 INFO L78 Accepts]: Start accepts. Automaton has 6590 states and 8519 transitions. Word has length 69 [2024-11-16 08:34:46,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:34:46,380 INFO L471 AbstractCegarLoop]: Abstraction has 6590 states and 8519 transitions. [2024-11-16 08:34:46,381 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.3076923076923075) internal successors, (69), 13 states have internal predecessors, (69), 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 08:34:46,381 INFO L276 IsEmpty]: Start isEmpty. Operand 6590 states and 8519 transitions. [2024-11-16 08:34:46,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-16 08:34:46,387 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:34:46,387 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:34:46,387 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-16 08:34:46,387 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-11-16 08:34:46,391 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:34:46,391 INFO L85 PathProgramCache]: Analyzing trace with hash -1900589611, now seen corresponding path program 1 times [2024-11-16 08:34:46,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:34:46,392 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [262335358] [2024-11-16 08:34:46,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:34:46,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:34:46,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:34:46,801 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 08:34:46,802 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:34:46,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [262335358] [2024-11-16 08:34:46,802 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [262335358] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:34:46,802 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:34:46,802 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-16 08:34:46,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922349897] [2024-11-16 08:34:46,803 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:34:46,803 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-16 08:34:46,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:34:46,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-16 08:34:46,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-11-16 08:34:46,804 INFO L87 Difference]: Start difference. First operand 6590 states and 8519 transitions. Second operand has 10 states, 10 states have (on average 6.9) internal successors, (69), 9 states have internal predecessors, (69), 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 08:34:48,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:34:48,778 INFO L93 Difference]: Finished difference Result 10795 states and 14363 transitions. [2024-11-16 08:34:48,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:34:48,779 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.9) internal successors, (69), 9 states have internal predecessors, (69), 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 69 [2024-11-16 08:34:48,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:34:48,795 INFO L225 Difference]: With dead ends: 10795 [2024-11-16 08:34:48,795 INFO L226 Difference]: Without dead ends: 8729 [2024-11-16 08:34:48,801 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=104, Invalid=276, Unknown=0, NotChecked=0, Total=380 [2024-11-16 08:34:48,802 INFO L432 NwaCegarLoop]: 912 mSDtfsCounter, 4060 mSDsluCounter, 3874 mSDsCounter, 0 mSdLazyCounter, 4257 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4060 SdHoareTripleChecker+Valid, 4786 SdHoareTripleChecker+Invalid, 4287 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 4257 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-16 08:34:48,803 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4060 Valid, 4786 Invalid, 4287 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 4257 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-16 08:34:48,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8729 states. [2024-11-16 08:34:48,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8729 to 6562. [2024-11-16 08:34:48,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6562 states, 6557 states have (on average 1.2941894158914138) internal successors, (8486), 6561 states have internal predecessors, (8486), 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 08:34:48,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6562 states to 6562 states and 8486 transitions. [2024-11-16 08:34:48,913 INFO L78 Accepts]: Start accepts. Automaton has 6562 states and 8486 transitions. Word has length 69 [2024-11-16 08:34:48,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:34:48,914 INFO L471 AbstractCegarLoop]: Abstraction has 6562 states and 8486 transitions. [2024-11-16 08:34:48,914 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.9) internal successors, (69), 9 states have internal predecessors, (69), 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 08:34:48,914 INFO L276 IsEmpty]: Start isEmpty. Operand 6562 states and 8486 transitions. [2024-11-16 08:34:48,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-16 08:34:48,921 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:34:48,921 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:34:48,921 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-16 08:34:48,921 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-11-16 08:34:48,922 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:34:48,922 INFO L85 PathProgramCache]: Analyzing trace with hash -721295183, now seen corresponding path program 1 times [2024-11-16 08:34:48,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:34:48,922 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [403123172] [2024-11-16 08:34:48,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:34:48,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:34:48,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:34:49,487 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 08:34:49,487 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:34:49,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [403123172] [2024-11-16 08:34:49,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [403123172] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:34:49,488 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:34:49,488 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-16 08:34:49,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [104712454] [2024-11-16 08:34:49,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:34:49,488 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-16 08:34:49,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:34:49,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-16 08:34:49,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2024-11-16 08:34:49,490 INFO L87 Difference]: Start difference. First operand 6562 states and 8486 transitions. Second operand has 11 states, 11 states have (on average 6.363636363636363) internal successors, (70), 11 states have internal predecessors, (70), 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 08:34:50,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:34:50,632 INFO L93 Difference]: Finished difference Result 9115 states and 12086 transitions. [2024-11-16 08:34:50,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:34:50,632 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.363636363636363) internal successors, (70), 11 states have internal predecessors, (70), 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 70 [2024-11-16 08:34:50,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:34:50,650 INFO L225 Difference]: With dead ends: 9115 [2024-11-16 08:34:50,651 INFO L226 Difference]: Without dead ends: 9111 [2024-11-16 08:34:50,655 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2024-11-16 08:34:50,656 INFO L432 NwaCegarLoop]: 1506 mSDtfsCounter, 9790 mSDsluCounter, 6010 mSDsCounter, 0 mSdLazyCounter, 1207 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9790 SdHoareTripleChecker+Valid, 7516 SdHoareTripleChecker+Invalid, 1222 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 1207 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-16 08:34:50,657 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [9790 Valid, 7516 Invalid, 1222 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 1207 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-16 08:34:50,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9111 states. [2024-11-16 08:34:50,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9111 to 6558. [2024-11-16 08:34:50,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6558 states, 6554 states have (on average 1.2941714983216357) internal successors, (8482), 6557 states have internal predecessors, (8482), 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 08:34:50,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6558 states to 6558 states and 8482 transitions. [2024-11-16 08:34:50,764 INFO L78 Accepts]: Start accepts. Automaton has 6558 states and 8482 transitions. Word has length 70 [2024-11-16 08:34:50,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:34:50,765 INFO L471 AbstractCegarLoop]: Abstraction has 6558 states and 8482 transitions. [2024-11-16 08:34:50,765 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.363636363636363) internal successors, (70), 11 states have internal predecessors, (70), 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 08:34:50,765 INFO L276 IsEmpty]: Start isEmpty. Operand 6558 states and 8482 transitions. [2024-11-16 08:34:50,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-16 08:34:50,772 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:34:50,773 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:34:50,773 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-16 08:34:50,773 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-11-16 08:34:50,773 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:34:50,774 INFO L85 PathProgramCache]: Analyzing trace with hash 1418827217, now seen corresponding path program 1 times [2024-11-16 08:34:50,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:34:50,774 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772551075] [2024-11-16 08:34:50,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:34:50,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:34:50,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:34:51,178 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 08:34:51,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:34:51,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [772551075] [2024-11-16 08:34:51,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [772551075] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:34:51,179 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:34:51,179 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:34:51,179 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [432844823] [2024-11-16 08:34:51,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:34:51,180 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:34:51,180 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:34:51,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:34:51,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:34:51,181 INFO L87 Difference]: Start difference. First operand 6558 states and 8482 transitions. Second operand has 9 states, 9 states have (on average 7.888888888888889) internal successors, (71), 8 states have internal predecessors, (71), 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 08:34:53,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:34:53,204 INFO L93 Difference]: Finished difference Result 10434 states and 13773 transitions. [2024-11-16 08:34:53,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:34:53,204 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.888888888888889) internal successors, (71), 8 states have internal predecessors, (71), 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 71 [2024-11-16 08:34:53,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:34:53,217 INFO L225 Difference]: With dead ends: 10434 [2024-11-16 08:34:53,218 INFO L226 Difference]: Without dead ends: 10425 [2024-11-16 08:34:53,222 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:34:53,222 INFO L432 NwaCegarLoop]: 1003 mSDtfsCounter, 8940 mSDsluCounter, 3086 mSDsCounter, 0 mSdLazyCounter, 3659 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8940 SdHoareTripleChecker+Valid, 4089 SdHoareTripleChecker+Invalid, 3702 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 3659 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-16 08:34:53,223 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8940 Valid, 4089 Invalid, 3702 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 3659 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-16 08:34:53,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10425 states. [2024-11-16 08:34:53,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10425 to 6558. [2024-11-16 08:34:53,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6558 states, 6554 states have (on average 1.294018919743668) internal successors, (8481), 6557 states have internal predecessors, (8481), 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 08:34:53,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6558 states to 6558 states and 8481 transitions. [2024-11-16 08:34:53,336 INFO L78 Accepts]: Start accepts. Automaton has 6558 states and 8481 transitions. Word has length 71 [2024-11-16 08:34:53,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:34:53,336 INFO L471 AbstractCegarLoop]: Abstraction has 6558 states and 8481 transitions. [2024-11-16 08:34:53,337 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.888888888888889) internal successors, (71), 8 states have internal predecessors, (71), 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 08:34:53,337 INFO L276 IsEmpty]: Start isEmpty. Operand 6558 states and 8481 transitions. [2024-11-16 08:34:53,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-16 08:34:53,343 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:34:53,343 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:34:53,343 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-16 08:34:53,344 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-11-16 08:34:53,345 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:34:53,345 INFO L85 PathProgramCache]: Analyzing trace with hash -1986531091, now seen corresponding path program 1 times [2024-11-16 08:34:53,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:34:53,345 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2092466951] [2024-11-16 08:34:53,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:34:53,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:34:53,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:34:53,408 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 08:34:53,408 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:34:53,408 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2092466951] [2024-11-16 08:34:53,409 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2092466951] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:34:53,409 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:34:53,409 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 08:34:53,409 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141270680] [2024-11-16 08:34:53,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:34:53,409 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 08:34:53,410 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:34:53,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 08:34:53,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 08:34:53,411 INFO L87 Difference]: Start difference. First operand 6558 states and 8481 transitions. Second operand has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 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 08:34:53,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:34:53,526 INFO L93 Difference]: Finished difference Result 10570 states and 14115 transitions. [2024-11-16 08:34:53,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 08:34:53,526 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 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 71 [2024-11-16 08:34:53,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:34:53,532 INFO L225 Difference]: With dead ends: 10570 [2024-11-16 08:34:53,533 INFO L226 Difference]: Without dead ends: 6425 [2024-11-16 08:34:53,538 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 08:34:53,539 INFO L432 NwaCegarLoop]: 1254 mSDtfsCounter, 1217 mSDsluCounter, 462 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1217 SdHoareTripleChecker+Valid, 1716 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 08:34:53,539 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1217 Valid, 1716 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 08:34:53,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6425 states. [2024-11-16 08:34:53,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6425 to 6421. [2024-11-16 08:34:53,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6421 states, 6418 states have (on average 1.3295419133686506) internal successors, (8533), 6420 states have internal predecessors, (8533), 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 08:34:53,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6421 states to 6421 states and 8533 transitions. [2024-11-16 08:34:53,618 INFO L78 Accepts]: Start accepts. Automaton has 6421 states and 8533 transitions. Word has length 71 [2024-11-16 08:34:53,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:34:53,618 INFO L471 AbstractCegarLoop]: Abstraction has 6421 states and 8533 transitions. [2024-11-16 08:34:53,618 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 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 08:34:53,618 INFO L276 IsEmpty]: Start isEmpty. Operand 6421 states and 8533 transitions. [2024-11-16 08:34:53,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-16 08:34:53,624 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:34:53,624 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:34:53,624 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-16 08:34:53,624 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-11-16 08:34:53,625 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:34:53,625 INFO L85 PathProgramCache]: Analyzing trace with hash 563787744, now seen corresponding path program 1 times [2024-11-16 08:34:53,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:34:53,625 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [618172920] [2024-11-16 08:34:53,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:34:53,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:34:53,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:34:53,968 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 08:34:53,969 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:34:53,969 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [618172920] [2024-11-16 08:34:53,969 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [618172920] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:34:53,969 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:34:53,969 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-16 08:34:53,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441558184] [2024-11-16 08:34:53,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:34:53,970 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-16 08:34:53,970 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:34:53,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-16 08:34:53,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-11-16 08:34:53,971 INFO L87 Difference]: Start difference. First operand 6421 states and 8533 transitions. Second operand has 10 states, 10 states have (on average 7.2) internal successors, (72), 9 states have internal predecessors, (72), 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 08:34:55,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:34:55,502 INFO L93 Difference]: Finished difference Result 9984 states and 13615 transitions. [2024-11-16 08:34:55,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:34:55,503 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.2) internal successors, (72), 9 states have internal predecessors, (72), 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 72 [2024-11-16 08:34:55,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:34:55,511 INFO L225 Difference]: With dead ends: 9984 [2024-11-16 08:34:55,511 INFO L226 Difference]: Without dead ends: 6509 [2024-11-16 08:34:55,516 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:34:55,516 INFO L432 NwaCegarLoop]: 696 mSDtfsCounter, 2867 mSDsluCounter, 2986 mSDsCounter, 0 mSdLazyCounter, 3239 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2867 SdHoareTripleChecker+Valid, 3682 SdHoareTripleChecker+Invalid, 3247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 3239 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-16 08:34:55,516 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2867 Valid, 3682 Invalid, 3247 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 3239 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-16 08:34:55,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6509 states. [2024-11-16 08:34:55,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6509 to 6421. [2024-11-16 08:34:55,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6421 states, 6418 states have (on average 1.32938610158928) internal successors, (8532), 6420 states have internal predecessors, (8532), 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 08:34:55,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6421 states to 6421 states and 8532 transitions. [2024-11-16 08:34:55,597 INFO L78 Accepts]: Start accepts. Automaton has 6421 states and 8532 transitions. Word has length 72 [2024-11-16 08:34:55,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:34:55,597 INFO L471 AbstractCegarLoop]: Abstraction has 6421 states and 8532 transitions. [2024-11-16 08:34:55,597 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.2) internal successors, (72), 9 states have internal predecessors, (72), 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 08:34:55,598 INFO L276 IsEmpty]: Start isEmpty. Operand 6421 states and 8532 transitions. [2024-11-16 08:34:55,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-16 08:34:55,605 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:34:55,605 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:34:55,605 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-16 08:34:55,605 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-11-16 08:34:55,606 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:34:55,606 INFO L85 PathProgramCache]: Analyzing trace with hash -2137851945, now seen corresponding path program 1 times [2024-11-16 08:34:55,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:34:55,606 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [671391707] [2024-11-16 08:34:55,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:34:55,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:34:55,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:34:57,015 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 08:34:57,016 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:34:57,016 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [671391707] [2024-11-16 08:34:57,016 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [671391707] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:34:57,016 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:34:57,016 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2024-11-16 08:34:57,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1046198566] [2024-11-16 08:34:57,017 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:34:57,017 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-11-16 08:34:57,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:34:57,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-11-16 08:34:57,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=335, Unknown=0, NotChecked=0, Total=380 [2024-11-16 08:34:57,018 INFO L87 Difference]: Start difference. First operand 6421 states and 8532 transitions. Second operand has 20 states, 20 states have (on average 3.6) internal successors, (72), 20 states have internal predecessors, (72), 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 08:35:00,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:35:00,102 INFO L93 Difference]: Finished difference Result 9150 states and 12325 transitions. [2024-11-16 08:35:00,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-16 08:35:00,103 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 3.6) internal successors, (72), 20 states have internal predecessors, (72), 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 72 [2024-11-16 08:35:00,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:35:00,111 INFO L225 Difference]: With dead ends: 9150 [2024-11-16 08:35:00,111 INFO L226 Difference]: Without dead ends: 9138 [2024-11-16 08:35:00,113 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=246, Invalid=876, Unknown=0, NotChecked=0, Total=1122 [2024-11-16 08:35:00,114 INFO L432 NwaCegarLoop]: 1190 mSDtfsCounter, 6329 mSDsluCounter, 14649 mSDsCounter, 0 mSdLazyCounter, 3907 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6329 SdHoareTripleChecker+Valid, 15839 SdHoareTripleChecker+Invalid, 3915 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 3907 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-11-16 08:35:00,114 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6329 Valid, 15839 Invalid, 3915 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 3907 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-16 08:35:00,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9138 states. [2024-11-16 08:35:00,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9138 to 6409. [2024-11-16 08:35:00,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6409 states, 6407 states have (on average 1.3297955361323552) internal successors, (8520), 6408 states have internal predecessors, (8520), 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 08:35:00,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6409 states to 6409 states and 8520 transitions. [2024-11-16 08:35:00,204 INFO L78 Accepts]: Start accepts. Automaton has 6409 states and 8520 transitions. Word has length 72 [2024-11-16 08:35:00,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:35:00,205 INFO L471 AbstractCegarLoop]: Abstraction has 6409 states and 8520 transitions. [2024-11-16 08:35:00,205 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 3.6) internal successors, (72), 20 states have internal predecessors, (72), 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 08:35:00,205 INFO L276 IsEmpty]: Start isEmpty. Operand 6409 states and 8520 transitions. [2024-11-16 08:35:00,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-16 08:35:00,211 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:35:00,211 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:35:00,211 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-16 08:35:00,211 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-11-16 08:35:00,212 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:35:00,212 INFO L85 PathProgramCache]: Analyzing trace with hash 1251433658, now seen corresponding path program 1 times [2024-11-16 08:35:00,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:35:00,212 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249102707] [2024-11-16 08:35:00,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:35:00,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:35:00,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:35:00,293 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 08:35:00,293 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:35:00,293 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [249102707] [2024-11-16 08:35:00,295 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [249102707] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:35:00,295 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:35:00,295 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 08:35:00,295 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [939890181] [2024-11-16 08:35:00,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:35:00,296 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 08:35:00,296 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:35:00,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 08:35:00,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 08:35:00,297 INFO L87 Difference]: Start difference. First operand 6409 states and 8520 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 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 08:35:00,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:35:00,398 INFO L93 Difference]: Finished difference Result 12292 states and 17136 transitions. [2024-11-16 08:35:00,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 08:35:00,399 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 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 73 [2024-11-16 08:35:00,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:35:00,409 INFO L225 Difference]: With dead ends: 12292 [2024-11-16 08:35:00,409 INFO L226 Difference]: Without dead ends: 8393 [2024-11-16 08:35:00,414 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 08:35:00,415 INFO L432 NwaCegarLoop]: 1340 mSDtfsCounter, 791 mSDsluCounter, 539 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 791 SdHoareTripleChecker+Valid, 1879 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 08:35:00,415 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [791 Valid, 1879 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 08:35:00,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8393 states. [2024-11-16 08:35:00,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8393 to 8391. [2024-11-16 08:35:00,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8391 states, 8389 states have (on average 1.3673858624389081) internal successors, (11471), 8390 states have internal predecessors, (11471), 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 08:35:00,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8391 states to 8391 states and 11471 transitions. [2024-11-16 08:35:00,502 INFO L78 Accepts]: Start accepts. Automaton has 8391 states and 11471 transitions. Word has length 73 [2024-11-16 08:35:00,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:35:00,502 INFO L471 AbstractCegarLoop]: Abstraction has 8391 states and 11471 transitions. [2024-11-16 08:35:00,503 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 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 08:35:00,503 INFO L276 IsEmpty]: Start isEmpty. Operand 8391 states and 11471 transitions. [2024-11-16 08:35:00,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-16 08:35:00,507 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:35:00,507 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:35:00,507 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-16 08:35:00,507 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-11-16 08:35:00,507 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:35:00,507 INFO L85 PathProgramCache]: Analyzing trace with hash -1139889248, now seen corresponding path program 1 times [2024-11-16 08:35:00,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:35:00,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1792172070] [2024-11-16 08:35:00,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:35:00,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:35:00,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:35:00,826 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 08:35:00,826 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:35:00,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1792172070] [2024-11-16 08:35:00,826 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1792172070] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:35:00,826 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:35:00,826 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-16 08:35:00,827 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144010357] [2024-11-16 08:35:00,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:35:00,828 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-16 08:35:00,828 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:35:00,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-16 08:35:00,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-11-16 08:35:00,829 INFO L87 Difference]: Start difference. First operand 8391 states and 11471 transitions. Second operand has 10 states, 10 states have (on average 7.3) internal successors, (73), 9 states have internal predecessors, (73), 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 08:35:02,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:35:02,482 INFO L93 Difference]: Finished difference Result 12369 states and 16908 transitions. [2024-11-16 08:35:02,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:35:02,482 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.3) internal successors, (73), 9 states have internal predecessors, (73), 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 73 [2024-11-16 08:35:02,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:35:02,493 INFO L225 Difference]: With dead ends: 12369 [2024-11-16 08:35:02,493 INFO L226 Difference]: Without dead ends: 10768 [2024-11-16 08:35:02,498 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=104, Invalid=276, Unknown=0, NotChecked=0, Total=380 [2024-11-16 08:35:02,498 INFO L432 NwaCegarLoop]: 759 mSDtfsCounter, 6016 mSDsluCounter, 3211 mSDsCounter, 0 mSdLazyCounter, 3297 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6016 SdHoareTripleChecker+Valid, 3970 SdHoareTripleChecker+Invalid, 3321 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 3297 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-16 08:35:02,499 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6016 Valid, 3970 Invalid, 3321 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 3297 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-16 08:35:02,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10768 states. [2024-11-16 08:35:02,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10768 to 8391. [2024-11-16 08:35:02,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8391 states, 8389 states have (on average 1.367266658719752) internal successors, (11470), 8390 states have internal predecessors, (11470), 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 08:35:02,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8391 states to 8391 states and 11470 transitions. [2024-11-16 08:35:02,640 INFO L78 Accepts]: Start accepts. Automaton has 8391 states and 11470 transitions. Word has length 73 [2024-11-16 08:35:02,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:35:02,640 INFO L471 AbstractCegarLoop]: Abstraction has 8391 states and 11470 transitions. [2024-11-16 08:35:02,640 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.3) internal successors, (73), 9 states have internal predecessors, (73), 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 08:35:02,641 INFO L276 IsEmpty]: Start isEmpty. Operand 8391 states and 11470 transitions. [2024-11-16 08:35:02,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-16 08:35:02,646 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:35:02,646 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:35:02,646 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-16 08:35:02,646 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-11-16 08:35:02,647 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:35:02,647 INFO L85 PathProgramCache]: Analyzing trace with hash 911608010, now seen corresponding path program 1 times [2024-11-16 08:35:02,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:35:02,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121299604] [2024-11-16 08:35:02,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:35:02,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:35:02,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:35:02,991 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 08:35:02,991 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:35:02,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2121299604] [2024-11-16 08:35:02,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2121299604] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:35:02,992 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:35:02,992 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:35:02,992 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [47702569] [2024-11-16 08:35:02,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:35:02,993 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:35:02,993 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:35:02,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:35:02,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:35:02,993 INFO L87 Difference]: Start difference. First operand 8391 states and 11470 transitions. Second operand has 9 states, 9 states have (on average 8.11111111111111) internal successors, (73), 8 states have internal predecessors, (73), 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 08:35:04,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:35:04,439 INFO L93 Difference]: Finished difference Result 17250 states and 23860 transitions. [2024-11-16 08:35:04,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:35:04,440 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.11111111111111) internal successors, (73), 8 states have internal predecessors, (73), 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 73 [2024-11-16 08:35:04,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:35:04,456 INFO L225 Difference]: With dead ends: 17250 [2024-11-16 08:35:04,456 INFO L226 Difference]: Without dead ends: 15720 [2024-11-16 08:35:04,461 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:35:04,462 INFO L432 NwaCegarLoop]: 818 mSDtfsCounter, 6461 mSDsluCounter, 2494 mSDsCounter, 0 mSdLazyCounter, 2784 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6461 SdHoareTripleChecker+Valid, 3312 SdHoareTripleChecker+Invalid, 2815 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 2784 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-16 08:35:04,462 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6461 Valid, 3312 Invalid, 2815 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 2784 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-16 08:35:04,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15720 states. [2024-11-16 08:35:04,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15720 to 8391. [2024-11-16 08:35:04,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8391 states, 8389 states have (on average 1.367147455000596) internal successors, (11469), 8390 states have internal predecessors, (11469), 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 08:35:04,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8391 states to 8391 states and 11469 transitions. [2024-11-16 08:35:04,591 INFO L78 Accepts]: Start accepts. Automaton has 8391 states and 11469 transitions. Word has length 73 [2024-11-16 08:35:04,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:35:04,592 INFO L471 AbstractCegarLoop]: Abstraction has 8391 states and 11469 transitions. [2024-11-16 08:35:04,592 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.11111111111111) internal successors, (73), 8 states have internal predecessors, (73), 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 08:35:04,592 INFO L276 IsEmpty]: Start isEmpty. Operand 8391 states and 11469 transitions. [2024-11-16 08:35:04,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-11-16 08:35:04,595 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:35:04,595 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:35:04,595 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-16 08:35:04,595 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-11-16 08:35:04,595 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:35:04,596 INFO L85 PathProgramCache]: Analyzing trace with hash -5474308, now seen corresponding path program 1 times [2024-11-16 08:35:04,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:35:04,596 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2130094708] [2024-11-16 08:35:04,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:35:04,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:35:04,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:35:04,674 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 08:35:04,674 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:35:04,674 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2130094708] [2024-11-16 08:35:04,674 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2130094708] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:35:04,674 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:35:04,674 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 08:35:04,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057321055] [2024-11-16 08:35:04,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:35:04,676 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 08:35:04,676 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:35:04,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 08:35:04,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 08:35:04,677 INFO L87 Difference]: Start difference. First operand 8391 states and 11469 transitions. Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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 08:35:04,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:35:04,794 INFO L93 Difference]: Finished difference Result 20570 states and 28759 transitions. [2024-11-16 08:35:04,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 08:35:04,795 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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 74 [2024-11-16 08:35:04,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:35:04,813 INFO L225 Difference]: With dead ends: 20570 [2024-11-16 08:35:04,813 INFO L226 Difference]: Without dead ends: 14261 [2024-11-16 08:35:04,824 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 08:35:04,825 INFO L432 NwaCegarLoop]: 1357 mSDtfsCounter, 783 mSDsluCounter, 1030 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 783 SdHoareTripleChecker+Valid, 2387 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 08:35:04,825 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [783 Valid, 2387 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 08:35:04,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14261 states. [2024-11-16 08:35:05,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14261 to 14259. [2024-11-16 08:35:05,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14259 states, 14257 states have (on average 1.3712562250122746) internal successors, (19550), 14258 states have internal predecessors, (19550), 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 08:35:05,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14259 states to 14259 states and 19550 transitions. [2024-11-16 08:35:05,070 INFO L78 Accepts]: Start accepts. Automaton has 14259 states and 19550 transitions. Word has length 74 [2024-11-16 08:35:05,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:35:05,070 INFO L471 AbstractCegarLoop]: Abstraction has 14259 states and 19550 transitions. [2024-11-16 08:35:05,070 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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 08:35:05,070 INFO L276 IsEmpty]: Start isEmpty. Operand 14259 states and 19550 transitions. [2024-11-16 08:35:05,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-11-16 08:35:05,076 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:35:05,076 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:35:05,077 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-16 08:35:05,077 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-11-16 08:35:05,077 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:35:05,078 INFO L85 PathProgramCache]: Analyzing trace with hash -1786949236, now seen corresponding path program 1 times [2024-11-16 08:35:05,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:35:05,078 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1702344991] [2024-11-16 08:35:05,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:35:05,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:35:05,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:35:05,150 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 08:35:05,150 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:35:05,150 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1702344991] [2024-11-16 08:35:05,151 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1702344991] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:35:05,151 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:35:05,151 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 08:35:05,151 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327717849] [2024-11-16 08:35:05,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:35:05,151 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 08:35:05,152 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:35:05,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 08:35:05,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 08:35:05,152 INFO L87 Difference]: Start difference. First operand 14259 states and 19550 transitions. Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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 08:35:05,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:35:05,279 INFO L93 Difference]: Finished difference Result 30721 states and 43293 transitions. [2024-11-16 08:35:05,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 08:35:05,280 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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 74 [2024-11-16 08:35:05,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:35:05,305 INFO L225 Difference]: With dead ends: 30721 [2024-11-16 08:35:05,305 INFO L226 Difference]: Without dead ends: 19552 [2024-11-16 08:35:05,321 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 08:35:05,322 INFO L432 NwaCegarLoop]: 1279 mSDtfsCounter, 751 mSDsluCounter, 563 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 751 SdHoareTripleChecker+Valid, 1842 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-16 08:35:05,322 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [751 Valid, 1842 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 08:35:05,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19552 states. [2024-11-16 08:35:05,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19552 to 15635. [2024-11-16 08:35:05,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15635 states, 15633 states have (on average 1.3842512633531632) internal successors, (21640), 15634 states have internal predecessors, (21640), 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 08:35:05,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15635 states to 15635 states and 21640 transitions. [2024-11-16 08:35:05,497 INFO L78 Accepts]: Start accepts. Automaton has 15635 states and 21640 transitions. Word has length 74 [2024-11-16 08:35:05,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:35:05,497 INFO L471 AbstractCegarLoop]: Abstraction has 15635 states and 21640 transitions. [2024-11-16 08:35:05,498 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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 08:35:05,498 INFO L276 IsEmpty]: Start isEmpty. Operand 15635 states and 21640 transitions. [2024-11-16 08:35:05,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-11-16 08:35:05,502 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:35:05,502 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:35:05,502 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-16 08:35:05,502 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-11-16 08:35:05,502 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:35:05,502 INFO L85 PathProgramCache]: Analyzing trace with hash -1261477315, now seen corresponding path program 1 times [2024-11-16 08:35:05,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:35:05,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [922997724] [2024-11-16 08:35:05,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:35:05,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:35:05,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:35:06,139 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 08:35:06,139 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:35:06,139 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [922997724] [2024-11-16 08:35:06,140 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [922997724] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:35:06,140 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:35:06,140 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-16 08:35:06,140 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030244758] [2024-11-16 08:35:06,140 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:35:06,140 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-16 08:35:06,140 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:35:06,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-16 08:35:06,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2024-11-16 08:35:06,141 INFO L87 Difference]: Start difference. First operand 15635 states and 21640 transitions. Second operand has 13 states, 13 states have (on average 5.769230769230769) internal successors, (75), 12 states have internal predecessors, (75), 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 08:35:08,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:35:08,720 INFO L93 Difference]: Finished difference Result 46986 states and 65688 transitions. [2024-11-16 08:35:08,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-16 08:35:08,721 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 5.769230769230769) internal successors, (75), 12 states have internal predecessors, (75), 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 75 [2024-11-16 08:35:08,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:35:08,774 INFO L225 Difference]: With dead ends: 46986 [2024-11-16 08:35:08,774 INFO L226 Difference]: Without dead ends: 45938 [2024-11-16 08:35:08,790 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 230 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=277, Invalid=779, Unknown=0, NotChecked=0, Total=1056 [2024-11-16 08:35:08,790 INFO L432 NwaCegarLoop]: 744 mSDtfsCounter, 8216 mSDsluCounter, 4264 mSDsCounter, 0 mSdLazyCounter, 4323 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8216 SdHoareTripleChecker+Valid, 5008 SdHoareTripleChecker+Invalid, 4504 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 4323 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-11-16 08:35:08,791 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8216 Valid, 5008 Invalid, 4504 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 4323 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-16 08:35:08,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45938 states. [2024-11-16 08:35:09,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45938 to 15554. [2024-11-16 08:35:09,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15554 states, 15552 states have (on average 1.3852237654320987) internal successors, (21543), 15553 states have internal predecessors, (21543), 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 08:35:09,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15554 states to 15554 states and 21543 transitions. [2024-11-16 08:35:09,141 INFO L78 Accepts]: Start accepts. Automaton has 15554 states and 21543 transitions. Word has length 75 [2024-11-16 08:35:09,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:35:09,141 INFO L471 AbstractCegarLoop]: Abstraction has 15554 states and 21543 transitions. [2024-11-16 08:35:09,141 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.769230769230769) internal successors, (75), 12 states have internal predecessors, (75), 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 08:35:09,141 INFO L276 IsEmpty]: Start isEmpty. Operand 15554 states and 21543 transitions. [2024-11-16 08:35:09,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-11-16 08:35:09,145 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:35:09,145 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:35:09,145 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-16 08:35:09,145 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-11-16 08:35:09,146 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:35:09,146 INFO L85 PathProgramCache]: Analyzing trace with hash -432129317, now seen corresponding path program 1 times [2024-11-16 08:35:09,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:35:09,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [712639997] [2024-11-16 08:35:09,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:35:09,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:35:09,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:35:09,410 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 08:35:09,410 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:35:09,410 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [712639997] [2024-11-16 08:35:09,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [712639997] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:35:09,410 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:35:09,410 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:35:09,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310209594] [2024-11-16 08:35:09,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:35:09,411 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:35:09,412 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:35:09,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:35:09,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:35:09,412 INFO L87 Difference]: Start difference. First operand 15554 states and 21543 transitions. Second operand has 9 states, 9 states have (on average 8.333333333333334) internal successors, (75), 8 states have internal predecessors, (75), 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 08:35:10,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:35:10,685 INFO L93 Difference]: Finished difference Result 19935 states and 27464 transitions. [2024-11-16 08:35:10,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:35:10,686 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.333333333333334) internal successors, (75), 8 states have internal predecessors, (75), 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 75 [2024-11-16 08:35:10,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:35:10,707 INFO L225 Difference]: With dead ends: 19935 [2024-11-16 08:35:10,707 INFO L226 Difference]: Without dead ends: 19703 [2024-11-16 08:35:10,714 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-11-16 08:35:10,715 INFO L432 NwaCegarLoop]: 694 mSDtfsCounter, 3080 mSDsluCounter, 2228 mSDsCounter, 0 mSdLazyCounter, 2364 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3080 SdHoareTripleChecker+Valid, 2922 SdHoareTripleChecker+Invalid, 2382 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 2364 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-16 08:35:10,715 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3080 Valid, 2922 Invalid, 2382 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 2364 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-16 08:35:10,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19703 states. [2024-11-16 08:35:10,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19703 to 15548. [2024-11-16 08:35:10,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15548 states, 15546 states have (on average 1.3851151421587546) internal successors, (21533), 15547 states have internal predecessors, (21533), 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 08:35:10,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15548 states to 15548 states and 21533 transitions. [2024-11-16 08:35:10,883 INFO L78 Accepts]: Start accepts. Automaton has 15548 states and 21533 transitions. Word has length 75 [2024-11-16 08:35:10,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:35:10,883 INFO L471 AbstractCegarLoop]: Abstraction has 15548 states and 21533 transitions. [2024-11-16 08:35:10,883 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.333333333333334) internal successors, (75), 8 states have internal predecessors, (75), 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 08:35:10,884 INFO L276 IsEmpty]: Start isEmpty. Operand 15548 states and 21533 transitions. [2024-11-16 08:35:10,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-11-16 08:35:10,888 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:35:10,888 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:35:10,888 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-16 08:35:10,888 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-11-16 08:35:10,888 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:35:10,889 INFO L85 PathProgramCache]: Analyzing trace with hash -1065150880, now seen corresponding path program 1 times [2024-11-16 08:35:10,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:35:10,889 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052235480] [2024-11-16 08:35:10,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:35:10,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:35:10,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:35:10,955 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 08:35:10,956 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:35:10,956 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2052235480] [2024-11-16 08:35:10,956 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2052235480] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:35:10,956 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:35:10,956 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 08:35:10,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694180698] [2024-11-16 08:35:10,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:35:10,957 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 08:35:10,957 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:35:10,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 08:35:10,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 08:35:10,958 INFO L87 Difference]: Start difference. First operand 15548 states and 21533 transitions. Second operand has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 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 08:35:11,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:35:11,114 INFO L93 Difference]: Finished difference Result 32531 states and 45559 transitions. [2024-11-16 08:35:11,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 08:35:11,114 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 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 75 [2024-11-16 08:35:11,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:35:11,133 INFO L225 Difference]: With dead ends: 32531 [2024-11-16 08:35:11,133 INFO L226 Difference]: Without dead ends: 18031 [2024-11-16 08:35:11,150 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 08:35:11,151 INFO L432 NwaCegarLoop]: 1238 mSDtfsCounter, 1108 mSDsluCounter, 436 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1108 SdHoareTripleChecker+Valid, 1674 SdHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 74 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 08:35:11,151 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1108 Valid, 1674 Invalid, 82 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 74 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 08:35:11,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18031 states. [2024-11-16 08:35:11,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18031 to 14433. [2024-11-16 08:35:11,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14433 states, 14431 states have (on average 1.3965768138036172) internal successors, (20154), 14432 states have internal predecessors, (20154), 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 08:35:11,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14433 states to 14433 states and 20154 transitions. [2024-11-16 08:35:11,301 INFO L78 Accepts]: Start accepts. Automaton has 14433 states and 20154 transitions. Word has length 75 [2024-11-16 08:35:11,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:35:11,302 INFO L471 AbstractCegarLoop]: Abstraction has 14433 states and 20154 transitions. [2024-11-16 08:35:11,302 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 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 08:35:11,302 INFO L276 IsEmpty]: Start isEmpty. Operand 14433 states and 20154 transitions. [2024-11-16 08:35:11,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-16 08:35:11,305 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:35:11,305 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:35:11,305 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-16 08:35:11,306 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-11-16 08:35:11,306 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:35:11,306 INFO L85 PathProgramCache]: Analyzing trace with hash -1157930851, now seen corresponding path program 1 times [2024-11-16 08:35:11,306 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:35:11,306 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1904720079] [2024-11-16 08:35:11,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:35:11,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:35:11,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:35:11,594 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 08:35:11,595 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:35:11,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1904720079] [2024-11-16 08:35:11,595 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1904720079] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:35:11,595 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:35:11,595 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:35:11,596 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1735692198] [2024-11-16 08:35:11,596 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:35:11,596 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:35:11,596 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:35:11,597 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:35:11,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:35:11,597 INFO L87 Difference]: Start difference. First operand 14433 states and 20154 transitions. Second operand has 9 states, 9 states have (on average 8.444444444444445) internal successors, (76), 8 states have internal predecessors, (76), 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 08:35:12,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:35:12,935 INFO L93 Difference]: Finished difference Result 18578 states and 25778 transitions. [2024-11-16 08:35:12,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:35:12,936 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.444444444444445) internal successors, (76), 8 states have internal predecessors, (76), 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 76 [2024-11-16 08:35:12,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:35:12,956 INFO L225 Difference]: With dead ends: 18578 [2024-11-16 08:35:12,956 INFO L226 Difference]: Without dead ends: 18327 [2024-11-16 08:35:12,963 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:35:12,964 INFO L432 NwaCegarLoop]: 700 mSDtfsCounter, 5777 mSDsluCounter, 2231 mSDsCounter, 0 mSdLazyCounter, 2457 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5777 SdHoareTripleChecker+Valid, 2931 SdHoareTripleChecker+Invalid, 2477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 2457 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-16 08:35:12,964 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5777 Valid, 2931 Invalid, 2477 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [20 Valid, 2457 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-16 08:35:12,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18327 states. [2024-11-16 08:35:13,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18327 to 14433. [2024-11-16 08:35:13,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14433 states, 14431 states have (on average 1.396507518536484) internal successors, (20153), 14432 states have internal predecessors, (20153), 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 08:35:13,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14433 states to 14433 states and 20153 transitions. [2024-11-16 08:35:13,176 INFO L78 Accepts]: Start accepts. Automaton has 14433 states and 20153 transitions. Word has length 76 [2024-11-16 08:35:13,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:35:13,176 INFO L471 AbstractCegarLoop]: Abstraction has 14433 states and 20153 transitions. [2024-11-16 08:35:13,176 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.444444444444445) internal successors, (76), 8 states have internal predecessors, (76), 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 08:35:13,177 INFO L276 IsEmpty]: Start isEmpty. Operand 14433 states and 20153 transitions. [2024-11-16 08:35:13,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-16 08:35:13,178 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:35:13,179 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:35:13,179 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-16 08:35:13,179 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-11-16 08:35:13,179 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:35:13,179 INFO L85 PathProgramCache]: Analyzing trace with hash 573804988, now seen corresponding path program 1 times [2024-11-16 08:35:13,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:35:13,179 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2082221992] [2024-11-16 08:35:13,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:35:13,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:35:13,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:35:13,430 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 08:35:13,430 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:35:13,430 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2082221992] [2024-11-16 08:35:13,431 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2082221992] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:35:13,431 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:35:13,431 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:35:13,431 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [708589450] [2024-11-16 08:35:13,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:35:13,431 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:35:13,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:35:13,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:35:13,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:35:13,432 INFO L87 Difference]: Start difference. First operand 14433 states and 20153 transitions. Second operand has 9 states, 9 states have (on average 8.444444444444445) internal successors, (76), 8 states have internal predecessors, (76), 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 08:35:14,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:35:14,589 INFO L93 Difference]: Finished difference Result 18531 states and 25731 transitions. [2024-11-16 08:35:14,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:35:14,589 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.444444444444445) internal successors, (76), 8 states have internal predecessors, (76), 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 76 [2024-11-16 08:35:14,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:35:14,606 INFO L225 Difference]: With dead ends: 18531 [2024-11-16 08:35:14,606 INFO L226 Difference]: Without dead ends: 18302 [2024-11-16 08:35:14,613 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-11-16 08:35:14,614 INFO L432 NwaCegarLoop]: 674 mSDtfsCounter, 5946 mSDsluCounter, 2155 mSDsCounter, 0 mSdLazyCounter, 2271 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5946 SdHoareTripleChecker+Valid, 2829 SdHoareTripleChecker+Invalid, 2290 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 2271 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-16 08:35:14,614 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5946 Valid, 2829 Invalid, 2290 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 2271 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-16 08:35:14,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18302 states. [2024-11-16 08:35:14,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18302 to 14433. [2024-11-16 08:35:14,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14433 states, 14431 states have (on average 1.3964382232693506) internal successors, (20152), 14432 states have internal predecessors, (20152), 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 08:35:14,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14433 states to 14433 states and 20152 transitions. [2024-11-16 08:35:14,772 INFO L78 Accepts]: Start accepts. Automaton has 14433 states and 20152 transitions. Word has length 76 [2024-11-16 08:35:14,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:35:14,772 INFO L471 AbstractCegarLoop]: Abstraction has 14433 states and 20152 transitions. [2024-11-16 08:35:14,772 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.444444444444445) internal successors, (76), 8 states have internal predecessors, (76), 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 08:35:14,772 INFO L276 IsEmpty]: Start isEmpty. Operand 14433 states and 20152 transitions. [2024-11-16 08:35:14,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-16 08:35:14,775 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:35:14,775 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:35:14,775 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-16 08:35:14,775 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-11-16 08:35:14,776 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:35:14,776 INFO L85 PathProgramCache]: Analyzing trace with hash -1633075981, now seen corresponding path program 1 times [2024-11-16 08:35:14,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:35:14,776 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613085651] [2024-11-16 08:35:14,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:35:14,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:35:14,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:35:15,260 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 08:35:15,261 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:35:15,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1613085651] [2024-11-16 08:35:15,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1613085651] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:35:15,261 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:35:15,261 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-16 08:35:15,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143304721] [2024-11-16 08:35:15,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:35:15,262 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 08:35:15,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:35:15,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 08:35:15,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-16 08:35:15,263 INFO L87 Difference]: Start difference. First operand 14433 states and 20152 transitions. Second operand has 12 states, 12 states have (on average 6.333333333333333) internal successors, (76), 11 states have internal predecessors, (76), 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 08:35:17,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:35:17,142 INFO L93 Difference]: Finished difference Result 43376 states and 60596 transitions. [2024-11-16 08:35:17,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-16 08:35:17,143 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.333333333333333) internal successors, (76), 11 states have internal predecessors, (76), 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 76 [2024-11-16 08:35:17,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:35:17,191 INFO L225 Difference]: With dead ends: 43376 [2024-11-16 08:35:17,191 INFO L226 Difference]: Without dead ends: 43144 [2024-11-16 08:35:17,206 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 214 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=273, Invalid=719, Unknown=0, NotChecked=0, Total=992 [2024-11-16 08:35:17,206 INFO L432 NwaCegarLoop]: 660 mSDtfsCounter, 11089 mSDsluCounter, 2662 mSDsCounter, 0 mSdLazyCounter, 2834 mSolverCounterSat, 268 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11089 SdHoareTripleChecker+Valid, 3322 SdHoareTripleChecker+Invalid, 3102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 268 IncrementalHoareTripleChecker+Valid, 2834 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-16 08:35:17,206 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11089 Valid, 3322 Invalid, 3102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [268 Valid, 2834 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-16 08:35:17,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43144 states. [2024-11-16 08:35:17,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43144 to 14438. [2024-11-16 08:35:17,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14438 states, 14436 states have (on average 1.3963009143807148) internal successors, (20157), 14437 states have internal predecessors, (20157), 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 08:35:17,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14438 states to 14438 states and 20157 transitions. [2024-11-16 08:35:17,481 INFO L78 Accepts]: Start accepts. Automaton has 14438 states and 20157 transitions. Word has length 76 [2024-11-16 08:35:17,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:35:17,481 INFO L471 AbstractCegarLoop]: Abstraction has 14438 states and 20157 transitions. [2024-11-16 08:35:17,481 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.333333333333333) internal successors, (76), 11 states have internal predecessors, (76), 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 08:35:17,481 INFO L276 IsEmpty]: Start isEmpty. Operand 14438 states and 20157 transitions. [2024-11-16 08:35:17,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-16 08:35:17,483 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:35:17,483 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:35:17,483 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-16 08:35:17,483 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-11-16 08:35:17,484 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:35:17,484 INFO L85 PathProgramCache]: Analyzing trace with hash 1348278696, now seen corresponding path program 1 times [2024-11-16 08:35:17,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:35:17,484 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137412262] [2024-11-16 08:35:17,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:35:17,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:35:17,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:35:17,738 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 08:35:17,738 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:35:17,738 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2137412262] [2024-11-16 08:35:17,738 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2137412262] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:35:17,738 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:35:17,738 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:35:17,738 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436102001] [2024-11-16 08:35:17,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:35:17,739 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:35:17,739 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:35:17,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:35:17,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:35:17,739 INFO L87 Difference]: Start difference. First operand 14438 states and 20157 transitions. Second operand has 9 states, 9 states have (on average 8.444444444444445) internal successors, (76), 8 states have internal predecessors, (76), 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 08:35:18,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:35:18,983 INFO L93 Difference]: Finished difference Result 18583 states and 25781 transitions. [2024-11-16 08:35:18,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:35:18,983 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.444444444444445) internal successors, (76), 8 states have internal predecessors, (76), 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 76 [2024-11-16 08:35:18,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:35:19,000 INFO L225 Difference]: With dead ends: 18583 [2024-11-16 08:35:19,001 INFO L226 Difference]: Without dead ends: 18332 [2024-11-16 08:35:19,007 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:35:19,007 INFO L432 NwaCegarLoop]: 701 mSDtfsCounter, 4242 mSDsluCounter, 2230 mSDsCounter, 0 mSdLazyCounter, 2456 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4242 SdHoareTripleChecker+Valid, 2931 SdHoareTripleChecker+Invalid, 2475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 2456 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-16 08:35:19,007 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4242 Valid, 2931 Invalid, 2475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 2456 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-16 08:35:19,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18332 states. [2024-11-16 08:35:19,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18332 to 14438. [2024-11-16 08:35:19,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14438 states, 14436 states have (on average 1.3962316431144361) internal successors, (20156), 14437 states have internal predecessors, (20156), 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 08:35:19,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14438 states to 14438 states and 20156 transitions. [2024-11-16 08:35:19,163 INFO L78 Accepts]: Start accepts. Automaton has 14438 states and 20156 transitions. Word has length 76 [2024-11-16 08:35:19,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:35:19,163 INFO L471 AbstractCegarLoop]: Abstraction has 14438 states and 20156 transitions. [2024-11-16 08:35:19,163 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.444444444444445) internal successors, (76), 8 states have internal predecessors, (76), 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 08:35:19,163 INFO L276 IsEmpty]: Start isEmpty. Operand 14438 states and 20156 transitions. [2024-11-16 08:35:19,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-16 08:35:19,165 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:35:19,166 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:35:19,166 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-16 08:35:19,166 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-11-16 08:35:19,166 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:35:19,166 INFO L85 PathProgramCache]: Analyzing trace with hash -802244271, now seen corresponding path program 1 times [2024-11-16 08:35:19,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:35:19,166 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [259204650] [2024-11-16 08:35:19,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:35:19,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:35:19,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:35:19,416 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 08:35:19,416 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:35:19,416 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [259204650] [2024-11-16 08:35:19,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [259204650] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:35:19,417 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:35:19,417 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:35:19,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [833026617] [2024-11-16 08:35:19,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:35:19,417 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:35:19,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:35:19,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:35:19,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:35:19,418 INFO L87 Difference]: Start difference. First operand 14438 states and 20156 transitions. Second operand has 9 states, 9 states have (on average 8.444444444444445) internal successors, (76), 8 states have internal predecessors, (76), 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 08:35:20,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:35:20,481 INFO L93 Difference]: Finished difference Result 18531 states and 25728 transitions. [2024-11-16 08:35:20,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:35:20,482 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.444444444444445) internal successors, (76), 8 states have internal predecessors, (76), 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 76 [2024-11-16 08:35:20,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:35:20,502 INFO L225 Difference]: With dead ends: 18531 [2024-11-16 08:35:20,502 INFO L226 Difference]: Without dead ends: 18302 [2024-11-16 08:35:20,509 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-11-16 08:35:20,509 INFO L432 NwaCegarLoop]: 681 mSDtfsCounter, 4410 mSDsluCounter, 2175 mSDsCounter, 0 mSdLazyCounter, 2278 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4410 SdHoareTripleChecker+Valid, 2856 SdHoareTripleChecker+Invalid, 2297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 2278 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-16 08:35:20,509 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4410 Valid, 2856 Invalid, 2297 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 2278 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-16 08:35:20,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18302 states. [2024-11-16 08:35:20,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18302 to 14438. [2024-11-16 08:35:20,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14438 states, 14436 states have (on average 1.3961623718481573) internal successors, (20155), 14437 states have internal predecessors, (20155), 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 08:35:20,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14438 states to 14438 states and 20155 transitions. [2024-11-16 08:35:20,661 INFO L78 Accepts]: Start accepts. Automaton has 14438 states and 20155 transitions. Word has length 76 [2024-11-16 08:35:20,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:35:20,661 INFO L471 AbstractCegarLoop]: Abstraction has 14438 states and 20155 transitions. [2024-11-16 08:35:20,661 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.444444444444445) internal successors, (76), 8 states have internal predecessors, (76), 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 08:35:20,661 INFO L276 IsEmpty]: Start isEmpty. Operand 14438 states and 20155 transitions. [2024-11-16 08:35:20,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-16 08:35:20,663 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:35:20,663 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:35:20,663 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-16 08:35:20,663 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-11-16 08:35:20,664 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:35:20,664 INFO L85 PathProgramCache]: Analyzing trace with hash -1908651143, now seen corresponding path program 1 times [2024-11-16 08:35:20,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:35:20,665 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [370877158] [2024-11-16 08:35:20,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:35:20,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:35:20,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:35:20,741 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 08:35:20,742 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:35:20,742 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [370877158] [2024-11-16 08:35:20,742 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [370877158] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:35:20,742 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:35:20,742 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 08:35:20,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083713734] [2024-11-16 08:35:20,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:35:20,743 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 08:35:20,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:35:20,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 08:35:20,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 08:35:20,744 INFO L87 Difference]: Start difference. First operand 14438 states and 20155 transitions. Second operand has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 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 08:35:20,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:35:20,868 INFO L93 Difference]: Finished difference Result 34252 states and 48398 transitions. [2024-11-16 08:35:20,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 08:35:20,868 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 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 77 [2024-11-16 08:35:20,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:35:20,892 INFO L225 Difference]: With dead ends: 34252 [2024-11-16 08:35:20,892 INFO L226 Difference]: Without dead ends: 21223 [2024-11-16 08:35:20,905 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 08:35:20,905 INFO L432 NwaCegarLoop]: 1243 mSDtfsCounter, 727 mSDsluCounter, 493 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 727 SdHoareTripleChecker+Valid, 1736 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 08:35:20,905 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [727 Valid, 1736 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 08:35:20,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21223 states. [2024-11-16 08:35:21,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21223 to 17012. [2024-11-16 08:35:21,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17012 states, 17010 states have (on average 1.3894179894179894) internal successors, (23634), 17011 states have internal predecessors, (23634), 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 08:35:21,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17012 states to 17012 states and 23634 transitions. [2024-11-16 08:35:21,145 INFO L78 Accepts]: Start accepts. Automaton has 17012 states and 23634 transitions. Word has length 77 [2024-11-16 08:35:21,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:35:21,146 INFO L471 AbstractCegarLoop]: Abstraction has 17012 states and 23634 transitions. [2024-11-16 08:35:21,146 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 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 08:35:21,146 INFO L276 IsEmpty]: Start isEmpty. Operand 17012 states and 23634 transitions. [2024-11-16 08:35:21,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-16 08:35:21,148 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:35:21,148 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:35:21,148 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-16 08:35:21,148 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-11-16 08:35:21,149 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:35:21,149 INFO L85 PathProgramCache]: Analyzing trace with hash 779463085, now seen corresponding path program 1 times [2024-11-16 08:35:21,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:35:21,149 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967910608] [2024-11-16 08:35:21,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:35:21,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:35:21,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:35:21,453 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 08:35:21,453 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:35:21,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1967910608] [2024-11-16 08:35:21,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1967910608] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:35:21,454 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:35:21,454 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:35:21,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [976438519] [2024-11-16 08:35:21,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:35:21,455 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:35:21,455 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:35:21,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:35:21,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:35:21,456 INFO L87 Difference]: Start difference. First operand 17012 states and 23634 transitions. Second operand has 9 states, 9 states have (on average 8.555555555555555) internal successors, (77), 8 states have internal predecessors, (77), 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 08:35:22,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:35:22,553 INFO L93 Difference]: Finished difference Result 21720 states and 29980 transitions. [2024-11-16 08:35:22,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:35:22,554 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.555555555555555) internal successors, (77), 8 states have internal predecessors, (77), 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 77 [2024-11-16 08:35:22,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:35:22,575 INFO L225 Difference]: With dead ends: 21720 [2024-11-16 08:35:22,575 INFO L226 Difference]: Without dead ends: 21641 [2024-11-16 08:35:22,582 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:35:22,582 INFO L432 NwaCegarLoop]: 668 mSDtfsCounter, 2856 mSDsluCounter, 2127 mSDsCounter, 0 mSdLazyCounter, 2286 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2856 SdHoareTripleChecker+Valid, 2795 SdHoareTripleChecker+Invalid, 2304 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 2286 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-16 08:35:22,582 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2856 Valid, 2795 Invalid, 2304 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 2286 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-16 08:35:22,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21641 states. [2024-11-16 08:35:22,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21641 to 17007. [2024-11-16 08:35:22,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17007 states, 17005 states have (on average 1.3894736842105264) internal successors, (23628), 17006 states have internal predecessors, (23628), 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 08:35:22,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17007 states to 17007 states and 23628 transitions. [2024-11-16 08:35:22,767 INFO L78 Accepts]: Start accepts. Automaton has 17007 states and 23628 transitions. Word has length 77 [2024-11-16 08:35:22,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:35:22,767 INFO L471 AbstractCegarLoop]: Abstraction has 17007 states and 23628 transitions. [2024-11-16 08:35:22,767 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.555555555555555) internal successors, (77), 8 states have internal predecessors, (77), 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 08:35:22,767 INFO L276 IsEmpty]: Start isEmpty. Operand 17007 states and 23628 transitions. [2024-11-16 08:35:22,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-16 08:35:22,769 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:35:22,769 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:35:22,769 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-16 08:35:22,769 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-11-16 08:35:22,770 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:35:22,770 INFO L85 PathProgramCache]: Analyzing trace with hash 1628896520, now seen corresponding path program 1 times [2024-11-16 08:35:22,770 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:35:22,770 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [233822098] [2024-11-16 08:35:22,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:35:22,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:35:22,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:35:23,303 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 08:35:23,303 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:35:23,303 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [233822098] [2024-11-16 08:35:23,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [233822098] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:35:23,303 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:35:23,303 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-16 08:35:23,304 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429079433] [2024-11-16 08:35:23,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:35:23,304 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 08:35:23,304 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:35:23,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 08:35:23,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-16 08:35:23,305 INFO L87 Difference]: Start difference. First operand 17007 states and 23628 transitions. Second operand has 12 states, 12 states have (on average 6.5) internal successors, (78), 12 states have internal predecessors, (78), 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 08:35:24,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:35:24,268 INFO L93 Difference]: Finished difference Result 29076 states and 40438 transitions. [2024-11-16 08:35:24,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:35:24,269 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.5) internal successors, (78), 12 states have internal predecessors, (78), 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 78 [2024-11-16 08:35:24,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:35:24,304 INFO L225 Difference]: With dead ends: 29076 [2024-11-16 08:35:24,304 INFO L226 Difference]: Without dead ends: 29002 [2024-11-16 08:35:24,314 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=111, Invalid=309, Unknown=0, NotChecked=0, Total=420 [2024-11-16 08:35:24,315 INFO L432 NwaCegarLoop]: 1069 mSDtfsCounter, 5726 mSDsluCounter, 5338 mSDsCounter, 0 mSdLazyCounter, 1081 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5726 SdHoareTripleChecker+Valid, 6407 SdHoareTripleChecker+Invalid, 1103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 1081 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-16 08:35:24,315 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5726 Valid, 6407 Invalid, 1103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 1081 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-16 08:35:24,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29002 states. [2024-11-16 08:35:24,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29002 to 17006. [2024-11-16 08:35:24,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17006 states, 17004 states have (on average 1.3894377793460362) internal successors, (23626), 17005 states have internal predecessors, (23626), 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 08:35:24,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17006 states to 17006 states and 23626 transitions. [2024-11-16 08:35:24,597 INFO L78 Accepts]: Start accepts. Automaton has 17006 states and 23626 transitions. Word has length 78 [2024-11-16 08:35:24,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:35:24,597 INFO L471 AbstractCegarLoop]: Abstraction has 17006 states and 23626 transitions. [2024-11-16 08:35:24,597 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.5) internal successors, (78), 12 states have internal predecessors, (78), 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 08:35:24,597 INFO L276 IsEmpty]: Start isEmpty. Operand 17006 states and 23626 transitions. [2024-11-16 08:35:24,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-16 08:35:24,599 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:35:24,600 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:35:24,600 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-11-16 08:35:24,600 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-11-16 08:35:24,600 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:35:24,600 INFO L85 PathProgramCache]: Analyzing trace with hash 1863925675, now seen corresponding path program 1 times [2024-11-16 08:35:24,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:35:24,600 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003951885] [2024-11-16 08:35:24,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:35:24,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:35:24,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat