./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c.v+sep-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 023d838f 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.3.2.ufo.BOUNDED-6.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 72aca9735a0330ad4ed4e9de4f21904354ce62c742d488d0b09ce6da875c2798 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-09 23:51:00,124 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 23:51:00,186 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-09 23:51:00,190 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 23:51:00,191 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 23:51:00,212 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 23:51:00,212 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 23:51:00,212 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 23:51:00,213 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 23:51:00,215 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 23:51:00,215 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 23:51:00,216 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 23:51:00,216 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 23:51:00,216 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 23:51:00,216 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 23:51:00,216 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 23:51:00,216 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 23:51:00,217 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 23:51:00,217 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 23:51:00,217 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 23:51:00,218 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 23:51:00,219 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 23:51:00,219 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 23:51:00,219 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 23:51:00,219 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 23:51:00,219 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 23:51:00,219 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 23:51:00,219 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 23:51:00,220 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-09 23:51:00,220 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 23:51:00,220 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 23:51:00,220 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 23:51:00,220 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 23:51:00,220 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 23:51:00,221 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 23:51:00,221 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 23:51:00,221 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 23:51:00,221 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 23:51:00,221 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 23:51:00,221 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 23:51:00,221 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 23:51:00,222 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 23:51:00,223 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72aca9735a0330ad4ed4e9de4f21904354ce62c742d488d0b09ce6da875c2798 [2024-11-09 23:51:00,398 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 23:51:00,418 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 23:51:00,420 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 23:51:00,421 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 23:51:00,421 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 23:51:00,422 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c.v+sep-reducer.c [2024-11-09 23:51:01,612 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 23:51:01,945 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 23:51:01,946 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c.v+sep-reducer.c [2024-11-09 23:51:01,971 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1bbaf44f7/b4f3c44599ef49bea48ba9f5d2543f87/FLAG6d20dbe7d [2024-11-09 23:51:01,983 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1bbaf44f7/b4f3c44599ef49bea48ba9f5d2543f87 [2024-11-09 23:51:01,985 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 23:51:01,987 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 23:51:01,989 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 23:51:01,990 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 23:51:01,994 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 23:51:01,995 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 11:51:01" (1/1) ... [2024-11-09 23:51:01,995 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@516b7a1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:51:01, skipping insertion in model container [2024-11-09 23:51:01,995 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 11:51:01" (1/1) ... [2024-11-09 23:51:02,080 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 23:51:02,322 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.3.2.ufo.BOUNDED-6.pals.c.v+sep-reducer.c[8448,8461] [2024-11-09 23:51:02,348 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.3.2.ufo.BOUNDED-6.pals.c.v+sep-reducer.c[12616,12629] [2024-11-09 23:51:02,377 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.3.2.ufo.BOUNDED-6.pals.c.v+sep-reducer.c[20366,20379] [2024-11-09 23:51:02,402 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.3.2.ufo.BOUNDED-6.pals.c.v+sep-reducer.c[27098,27111] [2024-11-09 23:51:02,513 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.3.2.ufo.BOUNDED-6.pals.c.v+sep-reducer.c[47963,47976] [2024-11-09 23:51:02,570 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.3.2.ufo.BOUNDED-6.pals.c.v+sep-reducer.c[73065,73078] [2024-11-09 23:51:02,685 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 23:51:02,697 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 23:51:02,720 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.3.2.ufo.BOUNDED-6.pals.c.v+sep-reducer.c[8448,8461] [2024-11-09 23:51:02,725 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.3.2.ufo.BOUNDED-6.pals.c.v+sep-reducer.c[12616,12629] [2024-11-09 23:51:02,733 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.3.2.ufo.BOUNDED-6.pals.c.v+sep-reducer.c[20366,20379] [2024-11-09 23:51:02,742 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.3.2.ufo.BOUNDED-6.pals.c.v+sep-reducer.c[27098,27111] [2024-11-09 23:51:02,769 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.3.2.ufo.BOUNDED-6.pals.c.v+sep-reducer.c[47963,47976] [2024-11-09 23:51:02,807 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.3.2.ufo.BOUNDED-6.pals.c.v+sep-reducer.c[73065,73078] [2024-11-09 23:51:02,865 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 23:51:02,884 INFO L204 MainTranslator]: Completed translation [2024-11-09 23:51:02,885 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:51:02 WrapperNode [2024-11-09 23:51:02,885 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 23:51:02,886 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 23:51:02,886 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 23:51:02,886 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 23:51:02,890 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:51:02" (1/1) ... [2024-11-09 23:51:02,924 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:51:02" (1/1) ... [2024-11-09 23:51:03,055 INFO L138 Inliner]: procedures = 22, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 6152 [2024-11-09 23:51:03,056 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 23:51:03,056 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 23:51:03,056 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 23:51:03,056 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 23:51:03,065 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:51:02" (1/1) ... [2024-11-09 23:51:03,065 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:51:02" (1/1) ... [2024-11-09 23:51:03,080 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:51:02" (1/1) ... [2024-11-09 23:51:03,119 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]. [2024-11-09 23:51:03,119 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:51:02" (1/1) ... [2024-11-09 23:51:03,120 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:51:02" (1/1) ... [2024-11-09 23:51:03,151 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:51:02" (1/1) ... [2024-11-09 23:51:03,156 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:51:02" (1/1) ... [2024-11-09 23:51:03,162 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:51:02" (1/1) ... [2024-11-09 23:51:03,172 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:51:02" (1/1) ... [2024-11-09 23:51:03,192 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 23:51:03,193 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-09 23:51:03,193 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-09 23:51:03,193 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-09 23:51:03,194 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:51:02" (1/1) ... [2024-11-09 23:51:03,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 23:51:03,209 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 23:51:03,226 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) [2024-11-09 23:51:03,228 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 [2024-11-09 23:51:03,263 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 23:51:03,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-09 23:51:03,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 23:51:03,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 23:51:03,445 INFO L256 CfgBuilder]: Building ICFG [2024-11-09 23:51:03,446 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 23:51:05,778 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6048: havoc main_~node1__m1~37#1;havoc main_~main____CPAchecker_TMP_0~36#1;havoc main_~__tmp_42~0#1, main_~assert__arg~41#1;havoc main_~check__tmp~41#1; [2024-11-09 23:51:05,779 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6048: havoc main_~node1__m1~37#1;havoc main_~main____CPAchecker_TMP_0~36#1;havoc main_~__tmp_42~0#1, main_~assert__arg~41#1;havoc main_~check__tmp~41#1; [2024-11-09 23:51:05,779 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5388: havoc main_~node2__m2~26#1;havoc main_~node1__m1~33#1; [2024-11-09 23:51:05,780 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5388: havoc main_~node2__m2~26#1;havoc main_~node1__m1~33#1; [2024-11-09 23:51:05,780 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5388: havoc main_~node2__m2~26#1;havoc main_~node1__m1~33#1; [2024-11-09 23:51:05,780 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5388: havoc main_~node2__m2~26#1;havoc main_~node1__m1~33#1; [2024-11-09 23:51:05,780 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5388: havoc main_~node2__m2~26#1;havoc main_~node1__m1~33#1; [2024-11-09 23:51:05,780 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3672: havoc main_~node1__m1~21#1;havoc main_~main____CPAchecker_TMP_0~20#1;havoc main_~__tmp_25~0#1, main_~assert__arg~24#1;havoc main_~check__tmp~24#1; [2024-11-09 23:51:05,780 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3672: havoc main_~node1__m1~21#1;havoc main_~main____CPAchecker_TMP_0~20#1;havoc main_~__tmp_25~0#1, main_~assert__arg~24#1;havoc main_~check__tmp~24#1; [2024-11-09 23:51:05,781 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2352: havoc main_~node2__m2~9#1;havoc main_~node1__m1~12#1; [2024-11-09 23:51:05,781 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2352: havoc main_~node2__m2~9#1;havoc main_~node1__m1~12#1; [2024-11-09 23:51:05,781 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2352: havoc main_~node2__m2~9#1;havoc main_~node1__m1~12#1; [2024-11-09 23:51:05,782 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2352: havoc main_~node2__m2~9#1;havoc main_~node1__m1~12#1; [2024-11-09 23:51:05,782 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2352: havoc main_~node2__m2~9#1;havoc main_~node1__m1~12#1; [2024-11-09 23:51:05,783 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4863: havoc main_~node3__m3~20#1;havoc main_~node2__m2~24#1; [2024-11-09 23:51:05,783 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4863: havoc main_~node3__m3~20#1;havoc main_~node2__m2~24#1; [2024-11-09 23:51:05,783 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1824: havoc main_~main____CPAchecker_TMP_0~8#1;havoc main_~__tmp_11~0#1, main_~assert__arg~10#1;havoc main_~check__tmp~10#1; [2024-11-09 23:51:05,783 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1824: havoc main_~main____CPAchecker_TMP_0~8#1;havoc main_~__tmp_11~0#1, main_~assert__arg~10#1;havoc main_~check__tmp~10#1; [2024-11-09 23:51:05,783 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3146: havoc main_~main____CPAchecker_TMP_0~17#1;havoc main_~__tmp_21~0#1, main_~assert__arg~20#1;havoc main_~check__tmp~20#1; [2024-11-09 23:51:05,783 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3146: havoc main_~main____CPAchecker_TMP_0~17#1;havoc main_~__tmp_21~0#1, main_~assert__arg~20#1;havoc main_~check__tmp~20#1; [2024-11-09 23:51:05,783 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9357: havoc main_~node3__m3~41#1;havoc main_~node2__m2~44#1; [2024-11-09 23:51:05,783 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9357: havoc main_~node3__m3~41#1;havoc main_~node2__m2~44#1; [2024-11-09 23:51:05,783 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3015: havoc main_~main____CPAchecker_TMP_0~16#1;havoc main_~__tmp_20~0#1, main_~assert__arg~19#1;havoc main_~check__tmp~19#1; [2024-11-09 23:51:05,783 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3015: havoc main_~main____CPAchecker_TMP_0~16#1;havoc main_~__tmp_20~0#1, main_~assert__arg~19#1;havoc main_~check__tmp~19#1; [2024-11-09 23:51:05,784 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3808: havoc main_~node1____CPAchecker_TMP_0~4#1;havoc main_~node1__m1~22#1; [2024-11-09 23:51:05,784 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3808: havoc main_~node1____CPAchecker_TMP_0~4#1;havoc main_~node1__m1~22#1; [2024-11-09 23:51:05,784 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3413: havoc main_~node3____CPAchecker_TMP_0~4#1; [2024-11-09 23:51:05,784 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L10020: havoc main_~node2__m2~48#1;havoc main_~node1__m1~67#1; [2024-11-09 23:51:05,784 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L10020: havoc main_~node2__m2~48#1;havoc main_~node1__m1~67#1; [2024-11-09 23:51:05,784 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8699: havoc main_~node2__m2~42#1;havoc main_~node1__m1~56#1; [2024-11-09 23:51:05,784 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8699: havoc main_~node2__m2~42#1;havoc main_~node1__m1~56#1; [2024-11-09 23:51:05,784 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L507: havoc main_~node1____CPAchecker_TMP_0~1#1;havoc main_~node1__m1~2#1; [2024-11-09 23:51:05,784 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L507: havoc main_~node1____CPAchecker_TMP_0~1#1;havoc main_~node1__m1~2#1; [2024-11-09 23:51:05,784 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4339: havoc main_~node3__m3~18#1;havoc main_~node2__m2~22#1; [2024-11-09 23:51:05,784 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4339: havoc main_~node3__m3~18#1;havoc main_~node2__m2~22#1; [2024-11-09 23:51:05,785 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5926: havoc main_~node3__m3~25#1;havoc main_~node2__m2~28#1; [2024-11-09 23:51:05,785 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5926: havoc main_~node3__m3~25#1;havoc main_~node2__m2~28#1; [2024-11-09 23:51:05,785 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L773: havoc main_~__tmp_4~0#1, main_~assert__arg~3#1;havoc main_~check__tmp~3#1;havoc main_~node3__m3~2#1; [2024-11-09 23:51:05,785 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L773: havoc main_~__tmp_4~0#1, main_~assert__arg~3#1;havoc main_~check__tmp~3#1;havoc main_~node3__m3~2#1; [2024-11-09 23:51:05,785 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L773: havoc main_~__tmp_4~0#1, main_~assert__arg~3#1;havoc main_~check__tmp~3#1;havoc main_~node3__m3~2#1; [2024-11-09 23:51:05,785 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L773: havoc main_~__tmp_4~0#1, main_~assert__arg~3#1;havoc main_~check__tmp~3#1;havoc main_~node3__m3~2#1; [2024-11-09 23:51:05,785 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L773: havoc main_~__tmp_4~0#1, main_~assert__arg~3#1;havoc main_~check__tmp~3#1;havoc main_~node3__m3~2#1; [2024-11-09 23:51:05,785 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2491: havoc main_~node2__m2~10#1;havoc main_~node1__m1~13#1; [2024-11-09 23:51:05,785 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2491: havoc main_~node2__m2~10#1;havoc main_~node1__m1~13#1; [2024-11-09 23:51:05,785 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6455: havoc main_~node1__m1~40#1;havoc main_~main____CPAchecker_TMP_0~39#1;havoc main_~__tmp_45~0#1, main_~assert__arg~44#1;havoc main_~check__tmp~44#1; [2024-11-09 23:51:05,786 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6455: havoc main_~node1__m1~40#1;havoc main_~main____CPAchecker_TMP_0~39#1;havoc main_~__tmp_45~0#1, main_~assert__arg~44#1;havoc main_~check__tmp~44#1; [2024-11-09 23:51:05,786 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3284: havoc main_~main____CPAchecker_TMP_0~18#1;havoc main_~__tmp_22~0#1, main_~assert__arg~21#1;havoc main_~check__tmp~21#1; [2024-11-09 23:51:05,786 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3284: havoc main_~main____CPAchecker_TMP_0~18#1;havoc main_~__tmp_22~0#1, main_~assert__arg~21#1;havoc main_~check__tmp~21#1; [2024-11-09 23:51:05,786 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L378: havoc main_~node2__m2~1#1;havoc main_~node1__m1~1#1; [2024-11-09 23:51:05,786 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L378: havoc main_~node2__m2~1#1;havoc main_~node1__m1~1#1; [2024-11-09 23:51:05,786 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L378: havoc main_~node2__m2~1#1;havoc main_~node1__m1~1#1; [2024-11-09 23:51:05,786 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L378: havoc main_~node2__m2~1#1;havoc main_~node1__m1~1#1; [2024-11-09 23:51:05,786 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L378: havoc main_~node2__m2~1#1;havoc main_~node1__m1~1#1; [2024-11-09 23:51:05,786 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1303: havoc main_~main____CPAchecker_TMP_0~5#1;havoc main_~__tmp_7~0#1, main_~assert__arg~6#1;havoc main_~check__tmp~6#1; [2024-11-09 23:51:05,786 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1303: havoc main_~main____CPAchecker_TMP_0~5#1;havoc main_~__tmp_7~0#1, main_~assert__arg~6#1;havoc main_~check__tmp~6#1; [2024-11-09 23:51:05,787 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8306: havoc main_~node3____CPAchecker_TMP_0~10#1; [2024-11-09 23:51:05,787 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1568: havoc main_~node3__m3~7#1;havoc main_~node2__m2~6#1; [2024-11-09 23:51:05,787 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1568: havoc main_~node3__m3~7#1;havoc main_~node2__m2~6#1; [2024-11-09 23:51:05,787 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1568: havoc main_~node3__m3~7#1;havoc main_~node2__m2~6#1; [2024-11-09 23:51:05,787 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1568: havoc main_~node3__m3~7#1;havoc main_~node2__m2~6#1; [2024-11-09 23:51:05,787 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1568: havoc main_~node3__m3~7#1;havoc main_~node2__m2~6#1; [2024-11-09 23:51:05,787 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2627: havoc main_~node2__m2~11#1;havoc main_~node1__m1~14#1; [2024-11-09 23:51:05,787 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2627: havoc main_~node2__m2~11#1;havoc main_~node1__m1~14#1; [2024-11-09 23:51:05,787 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2627: havoc main_~node2__m2~11#1;havoc main_~node1__m1~14#1; [2024-11-09 23:51:05,787 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2627: havoc main_~node2__m2~11#1;havoc main_~node1__m1~14#1; [2024-11-09 23:51:05,787 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2627: havoc main_~node2__m2~11#1;havoc main_~node1__m1~14#1; [2024-11-09 23:51:05,787 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2760: havoc main_~node2__m2~12#1;havoc main_~node1__m1~15#1; [2024-11-09 23:51:05,787 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2760: havoc main_~node2__m2~12#1;havoc main_~node1__m1~15#1; [2024-11-09 23:51:05,787 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5667: havoc main_~main____CPAchecker_TMP_0~34#1;havoc main_~__tmp_40~0#1, main_~assert__arg~39#1;havoc main_~check__tmp~39#1; [2024-11-09 23:51:05,787 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5667: havoc main_~main____CPAchecker_TMP_0~34#1;havoc main_~__tmp_40~0#1, main_~assert__arg~39#1;havoc main_~check__tmp~39#1; [2024-11-09 23:51:05,787 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5139: havoc main_~node3__m3~21#1;havoc main_~node2__m2~25#1; [2024-11-09 23:51:05,788 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5139: havoc main_~node3__m3~21#1;havoc main_~node2__m2~25#1; [2024-11-09 23:51:05,788 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7255: havoc main_~node3__m3~32#1;havoc main_~node2____CPAchecker_TMP_0~3#1; [2024-11-09 23:51:05,788 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8709: havoc main_~node2____CPAchecker_TMP_0~6#1; [2024-11-09 23:51:05,788 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9238: havoc main_~node1__m1~60#1;havoc main_~main____CPAchecker_TMP_0~59#1;havoc main_~__tmp_65~0#1, main_~assert__arg~64#1;havoc main_~check__tmp~65#1; [2024-11-09 23:51:05,788 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9238: havoc main_~node1__m1~60#1;havoc main_~main____CPAchecker_TMP_0~59#1;havoc main_~__tmp_65~0#1, main_~assert__arg~64#1;havoc main_~check__tmp~65#1; [2024-11-09 23:51:05,788 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8182: havoc main_~node2__m2~40#1;havoc main_~node1__m1~53#1; [2024-11-09 23:51:05,788 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8182: havoc main_~node2__m2~40#1;havoc main_~node1__m1~53#1; [2024-11-09 23:51:05,788 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7126: havoc main_~node2____CPAchecker_TMP_1~2#1; [2024-11-09 23:51:05,788 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2899: havoc main_~node2__m2~13#1;havoc main_~node1__m1~16#1; [2024-11-09 23:51:05,789 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2899: havoc main_~node2__m2~13#1;havoc main_~node1__m1~16#1; [2024-11-09 23:51:05,789 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2899: havoc main_~node2__m2~13#1;havoc main_~node1__m1~16#1; [2024-11-09 23:51:05,789 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2899: havoc main_~node2__m2~13#1;havoc main_~node1__m1~16#1; [2024-11-09 23:51:05,789 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2899: havoc main_~node2__m2~13#1;havoc main_~node1__m1~16#1; [2024-11-09 23:51:05,789 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L10036: havoc main_~node2____CPAchecker_TMP_1~8#1; [2024-11-09 23:51:05,789 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6733: havoc main_~node3__m3~30#1;havoc main_~node2__m2~32#1; [2024-11-09 23:51:05,789 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6733: havoc main_~node3__m3~30#1;havoc main_~node2__m2~32#1; [2024-11-09 23:51:05,790 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6206: havoc main_~node1__m1~38#1;havoc main_~main____CPAchecker_TMP_0~37#1;havoc main_~__tmp_43~0#1, main_~assert__arg~42#1;havoc main_~check__tmp~42#1; [2024-11-09 23:51:05,790 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6206: havoc main_~node1__m1~38#1;havoc main_~main____CPAchecker_TMP_0~37#1;havoc main_~__tmp_43~0#1, main_~assert__arg~42#1;havoc main_~check__tmp~42#1; [2024-11-09 23:51:05,790 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4621: havoc main_~node3__m3~19#1;havoc main_~node2__m2~23#1; [2024-11-09 23:51:05,790 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4621: havoc main_~node3__m3~19#1;havoc main_~node2__m2~23#1; [2024-11-09 23:51:05,790 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7397: havoc main_~node1__m1~47#1;havoc main_~main____CPAchecker_TMP_0~46#1;havoc main_~__tmp_52~0#1, main_~assert__arg~51#1;havoc main_~check__tmp~51#1; [2024-11-09 23:51:05,790 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7397: havoc main_~node1__m1~47#1;havoc main_~main____CPAchecker_TMP_0~46#1;havoc main_~__tmp_52~0#1, main_~assert__arg~51#1;havoc main_~check__tmp~51#1; [2024-11-09 23:51:05,790 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7265: havoc main_~node3____CPAchecker_TMP_0~8#1; [2024-11-09 23:51:05,790 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3038: havoc main_~node2__m2~14#1;havoc main_~node1__m1~17#1; [2024-11-09 23:51:05,791 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3038: havoc main_~node2__m2~14#1;havoc main_~node1__m1~17#1; [2024-11-09 23:51:05,791 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1852: havoc main_~node2__m2~7#1;havoc main_~node1__m1~9#1; [2024-11-09 23:51:05,791 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1852: havoc main_~node2__m2~7#1;havoc main_~node1__m1~9#1; [2024-11-09 23:51:05,791 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1852: havoc main_~node2__m2~7#1;havoc main_~node1__m1~9#1; [2024-11-09 23:51:05,791 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1852: havoc main_~node2__m2~7#1;havoc main_~node1__m1~9#1; [2024-11-09 23:51:05,791 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1852: havoc main_~node2__m2~7#1;havoc main_~node1__m1~9#1; [2024-11-09 23:51:05,791 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3174: havoc main_~node2__m2~15#1;havoc main_~node1__m1~18#1; [2024-11-09 23:51:05,792 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3174: havoc main_~node2__m2~15#1;havoc main_~node1__m1~18#1; [2024-11-09 23:51:05,792 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3174: havoc main_~node2__m2~15#1;havoc main_~node1__m1~18#1; [2024-11-09 23:51:05,792 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3174: havoc main_~node2__m2~15#1;havoc main_~node1__m1~18#1; [2024-11-09 23:51:05,792 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3174: havoc main_~node2__m2~15#1;havoc main_~node1__m1~18#1; [2024-11-09 23:51:05,792 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L928: 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~4#1; [2024-11-09 23:51:05,792 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L928: 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~4#1; [2024-11-09 23:51:05,792 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L268: havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2024-11-09 23:51:05,792 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L268: havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2024-11-09 23:51:05,792 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L268: havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2024-11-09 23:51:05,792 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L268: havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2024-11-09 23:51:05,792 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L268: havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2024-11-09 23:51:05,792 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L268: havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2024-11-09 23:51:05,792 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L268: havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2024-11-09 23:51:05,793 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L268: havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2024-11-09 23:51:05,793 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L268: havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2024-11-09 23:51:05,793 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L268: havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2024-11-09 23:51:05,793 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L268: havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2024-11-09 23:51:05,793 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L268: havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2024-11-09 23:51:05,793 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L268: havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2024-11-09 23:51:05,793 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L268: havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2024-11-09 23:51:05,793 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L268: havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2024-11-09 23:51:05,793 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L268: havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2024-11-09 23:51:05,793 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L268: havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2024-11-09 23:51:05,793 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L268: havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2024-11-09 23:51:05,793 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L268: havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2024-11-09 23:51:05,793 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3307: havoc main_~node2__m2~16#1;havoc main_~node1__m1~19#1; [2024-11-09 23:51:05,793 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3307: havoc main_~node2__m2~16#1;havoc main_~node1__m1~19#1; [2024-11-09 23:51:05,793 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8857: havoc main_~node3__m3~39#1;havoc main_~node2____CPAchecker_TMP_1~6#1; [2024-11-09 23:51:05,793 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6083: havoc main_~node3__m3~26#1;havoc main_~node2__m2~29#1; [2024-11-09 23:51:05,793 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6083: havoc main_~node3__m3~26#1;havoc main_~node2__m2~29#1; [2024-11-09 23:51:05,793 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9652: havoc main_~node1__m1~64#1;havoc main_~main____CPAchecker_TMP_0~63#1;havoc main_~__tmp_69~0#1, main_~assert__arg~68#1;havoc main_~check__tmp~69#1; [2024-11-09 23:51:05,794 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9652: havoc main_~node1__m1~64#1;havoc main_~main____CPAchecker_TMP_0~63#1;havoc main_~__tmp_69~0#1, main_~assert__arg~68#1;havoc main_~check__tmp~69#1; [2024-11-09 23:51:05,794 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3707: havoc main_~node3__m3~14#1;havoc main_~node2__m2~19#1; [2024-11-09 23:51:05,794 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3707: havoc main_~node3__m3~14#1;havoc main_~node2__m2~19#1; [2024-11-09 23:51:05,794 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9785: havoc main_~node3____CPAchecker_TMP_1~12#1; [2024-11-09 23:51:05,794 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8464: havoc main_~node3____CPAchecker_TMP_1~10#1; [2024-11-09 23:51:05,794 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3973: havoc main_~node1__m1~23#1;havoc main_~main____CPAchecker_TMP_0~22#1;havoc main_~__tmp_27~0#1, main_~assert__arg~26#1;havoc main_~check__tmp~26#1; [2024-11-09 23:51:05,794 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3973: havoc main_~node1__m1~23#1;havoc main_~main____CPAchecker_TMP_0~22#1;havoc main_~__tmp_27~0#1, main_~assert__arg~26#1;havoc main_~check__tmp~26#1; [2024-11-09 23:51:05,794 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1331: havoc main_~node2__m2~5#1;havoc main_~node1__m1~6#1; [2024-11-09 23:51:05,794 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1331: havoc main_~node2__m2~5#1;havoc main_~node1__m1~6#1; [2024-11-09 23:51:05,796 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1331: havoc main_~node2__m2~5#1;havoc main_~node1__m1~6#1; [2024-11-09 23:51:05,796 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1331: havoc main_~node2__m2~5#1;havoc main_~node1__m1~6#1; [2024-11-09 23:51:05,796 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1331: havoc main_~node2__m2~5#1;havoc main_~node1__m1~6#1; [2024-11-09 23:51:05,796 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8334: havoc main_~node3____CPAchecker_TMP_1~9#1; [2024-11-09 23:51:05,796 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7013: havoc main_~main____CPAchecker_TMP_0~44#1;havoc main_~__tmp_50~0#1, main_~assert__arg~49#1;havoc main_~check__tmp~49#1; [2024-11-09 23:51:05,796 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7013: havoc main_~main____CPAchecker_TMP_0~44#1;havoc main_~__tmp_50~0#1, main_~assert__arg~49#1;havoc main_~check__tmp~49#1; [2024-11-09 23:51:05,796 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2125: havoc main_~main____CPAchecker_TMP_0~10#1;havoc main_~__tmp_14~0#1, main_~assert__arg~13#1;havoc main_~check__tmp~13#1; [2024-11-09 23:51:05,797 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2125: havoc main_~main____CPAchecker_TMP_0~10#1;havoc main_~__tmp_14~0#1, main_~assert__arg~13#1;havoc main_~check__tmp~13#1; [2024-11-09 23:51:05,797 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3447: havoc main_~main____CPAchecker_TMP_0~19#1;havoc main_~__tmp_23~0#1, main_~assert__arg~22#1;havoc main_~check__tmp~22#1; [2024-11-09 23:51:05,797 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3447: havoc main_~main____CPAchecker_TMP_0~19#1;havoc main_~__tmp_23~0#1, main_~assert__arg~22#1;havoc main_~check__tmp~22#1; [2024-11-09 23:51:05,797 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9922: havoc main_~node1__m1~66#1;havoc main_~main____CPAchecker_TMP_0~65#1;havoc main_~__tmp_71~0#1, main_~assert__arg~70#1;havoc main_~check__tmp~71#1; [2024-11-09 23:51:05,797 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9922: havoc main_~node1__m1~66#1;havoc main_~main____CPAchecker_TMP_0~65#1;havoc main_~__tmp_71~0#1, main_~assert__arg~70#1;havoc main_~check__tmp~71#1; [2024-11-09 23:51:05,797 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8601: havoc main_~node1__m1~55#1;havoc main_~main____CPAchecker_TMP_0~54#1;havoc main_~__tmp_60~0#1, main_~assert__arg~59#1;havoc main_~check__tmp~60#1; [2024-11-09 23:51:05,797 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8601: havoc main_~node1__m1~55#1;havoc main_~main____CPAchecker_TMP_0~54#1;havoc main_~__tmp_60~0#1, main_~assert__arg~59#1;havoc main_~check__tmp~60#1; [2024-11-09 23:51:05,797 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7942: havoc main_~node3__m3~35#1; [2024-11-09 23:51:05,798 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8867: havoc main_~node3____CPAchecker_TMP_0~11#1; [2024-11-09 23:51:05,798 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8999: havoc main_~node1__m1~58#1;havoc main_~main____CPAchecker_TMP_0~57#1;havoc main_~__tmp_63~0#1, main_~assert__arg~62#1;havoc main_~check__tmp~63#1; [2024-11-09 23:51:05,798 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8999: havoc main_~node1__m1~58#1;havoc main_~main____CPAchecker_TMP_0~57#1;havoc main_~__tmp_63~0#1, main_~assert__arg~62#1;havoc main_~check__tmp~63#1; [2024-11-09 23:51:05,798 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6490: havoc main_~node3__m3~29#1;havoc main_~node2__m2~31#1; [2024-11-09 23:51:05,799 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6490: havoc main_~node3__m3~29#1;havoc main_~node2__m2~31#1; [2024-11-09 23:51:05,799 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4905: havoc main_~main____CPAchecker_TMP_0~29#1;havoc main_~__tmp_34~0#1, main_~assert__arg~33#1;havoc main_~check__tmp~33#1; [2024-11-09 23:51:05,799 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4905: havoc main_~main____CPAchecker_TMP_0~29#1;havoc main_~__tmp_34~0#1, main_~assert__arg~33#1;havoc main_~check__tmp~33#1; [2024-11-09 23:51:05,799 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4773: havoc main_~node3____CPAchecker_TMP_1~5#1; [2024-11-09 23:51:05,799 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7548: havoc main_~node2____CPAchecker_TMP_0~4#1; [2024-11-09 23:51:05,799 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8738: havoc main_~node2____CPAchecker_TMP_1~5#1; [2024-11-09 23:51:05,799 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4381: havoc main_~main____CPAchecker_TMP_0~25#1;havoc main_~__tmp_30~0#1, main_~assert__arg~29#1;havoc main_~check__tmp~29#1; [2024-11-09 23:51:05,799 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4381: havoc main_~main____CPAchecker_TMP_0~25#1;havoc main_~__tmp_30~0#1, main_~assert__arg~29#1;havoc main_~check__tmp~29#1; [2024-11-09 23:51:05,799 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L10063: havoc main_~node3__m3~45#1; [2024-11-09 23:51:05,799 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4250: havoc main_~node3__m3~17#1; [2024-11-09 23:51:05,800 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5836: havoc main_~node3____CPAchecker_TMP_1~6#1; [2024-11-09 23:51:05,800 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L287: havoc main_~node2__m2~0#1;havoc main_~node1____CPAchecker_TMP_0~0#1; [2024-11-09 23:51:05,800 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8084: havoc main_~node1__m1~52#1;havoc main_~main____CPAchecker_TMP_0~51#1;havoc main_~__tmp_57~0#1, main_~assert__arg~56#1;havoc main_~check__tmp~56#1; [2024-11-09 23:51:05,800 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8084: havoc main_~node1__m1~52#1;havoc main_~main____CPAchecker_TMP_0~51#1;havoc main_~__tmp_57~0#1, main_~assert__arg~56#1;havoc main_~check__tmp~56#1; [2024-11-09 23:51:05,800 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7952: havoc main_~node3____CPAchecker_TMP_0~9#1; [2024-11-09 23:51:05,800 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1610: havoc main_~main____CPAchecker_TMP_0~7#1;havoc main_~__tmp_10~0#1, main_~assert__arg~9#1;havoc main_~check__tmp~9#1; [2024-11-09 23:51:05,800 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1610: havoc main_~main____CPAchecker_TMP_0~7#1;havoc main_~__tmp_10~0#1, main_~assert__arg~9#1;havoc main_~check__tmp~9#1; [2024-11-09 23:51:05,800 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2140: havoc main_~node1____CPAchecker_TMP_0~3#1;havoc main_~node1__m1~11#1; [2024-11-09 23:51:05,800 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2140: havoc main_~node1____CPAchecker_TMP_0~3#1;havoc main_~node1__m1~11#1; [2024-11-09 23:51:05,800 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5444: havoc main_~__tmp_38~0#1, main_~assert__arg~37#1;havoc main_~check__tmp~37#1;havoc main_~node3__m3~23#1; [2024-11-09 23:51:05,800 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5444: havoc main_~__tmp_38~0#1, main_~assert__arg~37#1;havoc main_~check__tmp~37#1;havoc main_~node3__m3~23#1; [2024-11-09 23:51:05,800 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5444: havoc main_~__tmp_38~0#1, main_~assert__arg~37#1;havoc main_~check__tmp~37#1;havoc main_~node3__m3~23#1; [2024-11-09 23:51:05,800 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5444: havoc main_~__tmp_38~0#1, main_~assert__arg~37#1;havoc main_~check__tmp~37#1;havoc main_~node3__m3~23#1; [2024-11-09 23:51:05,800 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5444: havoc main_~__tmp_38~0#1, main_~assert__arg~37#1;havoc main_~check__tmp~37#1;havoc main_~node3__m3~23#1; [2024-11-09 23:51:05,800 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5181: havoc main_~main____CPAchecker_TMP_0~31#1;havoc main_~__tmp_36~0#1, main_~assert__arg~35#1;havoc main_~check__tmp~35#1; [2024-11-09 23:51:05,800 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5181: havoc main_~main____CPAchecker_TMP_0~31#1;havoc main_~__tmp_36~0#1, main_~assert__arg~35#1;havoc main_~check__tmp~35#1; [2024-11-09 23:51:05,800 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L689: havoc main_~main____CPAchecker_TMP_0~2#1;havoc main_~__tmp_3~0#1, main_~assert__arg~2#1;havoc main_~check__tmp~2#1; [2024-11-09 23:51:05,800 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L689: havoc main_~main____CPAchecker_TMP_0~2#1;havoc main_~__tmp_3~0#1, main_~assert__arg~2#1;havoc main_~check__tmp~2#1; [2024-11-09 23:51:05,800 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7693: havoc main_~node3____CPAchecker_TMP_1~8#1; [2024-11-09 23:51:05,801 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7429: havoc main_~node3__m3~33#1;havoc main_~node2__m2~36#1; [2024-11-09 23:51:05,801 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7429: havoc main_~node3__m3~33#1;havoc main_~node2__m2~36#1; [2024-11-09 23:51:05,801 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5316: havoc main_~node3__m3~22#1;havoc main_~node2____CPAchecker_TMP_1~1#1; [2024-11-09 23:51:05,801 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4260: havoc main_~node3____CPAchecker_TMP_0~5#1; [2024-11-09 23:51:05,801 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2280: havoc main_~node3__m3~10#1;havoc main_~node2____CPAchecker_TMP_1~0#1; [2024-11-09 23:51:05,801 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7830: havoc main_~node1__m1~50#1;havoc main_~main____CPAchecker_TMP_0~49#1;havoc main_~__tmp_55~0#1, main_~assert__arg~54#1;havoc main_~check__tmp~54#1; [2024-11-09 23:51:05,801 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7830: havoc main_~node1__m1~50#1;havoc main_~main____CPAchecker_TMP_0~49#1;havoc main_~__tmp_55~0#1, main_~assert__arg~54#1;havoc main_~check__tmp~54#1; [2024-11-09 23:51:05,801 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5585: havoc main_~node1__m1~34#1;havoc main_~main____CPAchecker_TMP_0~33#1;havoc main_~__tmp_39~0#1, main_~assert__arg~38#1;havoc main_~check__tmp~38#1; [2024-11-09 23:51:05,801 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5585: havoc main_~node1__m1~34#1;havoc main_~main____CPAchecker_TMP_0~33#1;havoc main_~__tmp_39~0#1, main_~assert__arg~38#1;havoc main_~check__tmp~38#1; [2024-11-09 23:51:05,801 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6246: havoc main_~node3__m3~28#1;havoc main_~node2__m2~30#1; [2024-11-09 23:51:05,802 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6246: havoc main_~node3__m3~28#1;havoc main_~node2__m2~30#1; [2024-11-09 23:51:05,802 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6775: havoc main_~main____CPAchecker_TMP_0~42#1;havoc main_~__tmp_48~0#1, main_~assert__arg~47#1;havoc main_~check__tmp~47#1; [2024-11-09 23:51:05,802 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6775: havoc main_~main____CPAchecker_TMP_0~42#1;havoc main_~__tmp_48~0#1, main_~assert__arg~47#1;havoc main_~check__tmp~47#1; [2024-11-09 23:51:05,802 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6643: havoc main_~node3____CPAchecker_TMP_1~7#1; [2024-11-09 23:51:05,802 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7304: havoc main_~node1__m1~46#1;havoc main_~main____CPAchecker_TMP_0~45#1;havoc main_~__tmp_51~0#1, main_~assert__arg~50#1;havoc main_~check__tmp~50#1; [2024-11-09 23:51:05,802 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7304: havoc main_~node1__m1~46#1;havoc main_~main____CPAchecker_TMP_0~45#1;havoc main_~__tmp_51~0#1, main_~assert__arg~50#1;havoc main_~check__tmp~50#1; [2024-11-09 23:51:05,802 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4663: havoc main_~main____CPAchecker_TMP_0~27#1;havoc main_~__tmp_32~0#1, main_~assert__arg~31#1;havoc main_~check__tmp~31#1; [2024-11-09 23:51:05,802 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4663: havoc main_~main____CPAchecker_TMP_0~27#1;havoc main_~__tmp_32~0#1, main_~assert__arg~31#1;havoc main_~check__tmp~31#1; [2024-11-09 23:51:05,803 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4135: havoc main_~node1__m1~24#1;havoc main_~main____CPAchecker_TMP_0~23#1;havoc main_~__tmp_28~0#1, main_~assert__arg~27#1;havoc main_~check__tmp~27#1; [2024-11-09 23:51:05,803 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4135: havoc main_~node1__m1~24#1;havoc main_~main____CPAchecker_TMP_0~23#1;havoc main_~__tmp_28~0#1, main_~assert__arg~27#1;havoc main_~check__tmp~27#1; [2024-11-09 23:51:05,807 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5721: havoc main_~node1____CPAchecker_TMP_0~9#1;havoc main_~node1__m1~35#1; [2024-11-09 23:51:05,807 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5721: havoc main_~node1____CPAchecker_TMP_0~9#1;havoc main_~node1__m1~35#1; [2024-11-09 23:51:05,807 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3475: havoc main_~node2__m2~18#1;havoc main_~node1__m1~20#1; [2024-11-09 23:51:05,807 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3475: havoc main_~node2__m2~18#1;havoc main_~node1__m1~20#1; [2024-11-09 23:51:05,807 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3475: havoc main_~node2__m2~18#1;havoc main_~node1__m1~20#1; [2024-11-09 23:51:05,807 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3475: havoc main_~node2__m2~18#1;havoc main_~node1__m1~20#1; [2024-11-09 23:51:05,807 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3475: havoc main_~node2__m2~18#1;havoc main_~node1__m1~20#1; [2024-11-09 23:51:05,807 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5326: havoc main_~node3____CPAchecker_TMP_0~6#1; [2024-11-09 23:51:05,807 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9687: havoc main_~node2____CPAchecker_TMP_1~7#1;havoc main_~node2__m2~46#1; [2024-11-09 23:51:05,807 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9687: havoc main_~node2____CPAchecker_TMP_1~7#1;havoc main_~node2__m2~46#1; [2024-11-09 23:51:05,807 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9687: havoc main_~node2____CPAchecker_TMP_1~7#1;havoc main_~node2__m2~46#1; [2024-11-09 23:51:05,807 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L306: havoc main_~node3__m3~0#1;havoc main_~node2____CPAchecker_TMP_0~0#1; [2024-11-09 23:51:05,807 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5196: havoc main_~node1____CPAchecker_TMP_0~8#1;havoc main_~node1__m1~32#1; [2024-11-09 23:51:05,807 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5196: havoc main_~node1____CPAchecker_TMP_0~8#1;havoc main_~node1__m1~32#1; [2024-11-09 23:51:05,807 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2554: havoc main_~node3____CPAchecker_TMP_1~2#1; [2024-11-09 23:51:05,807 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2290: havoc main_~node3____CPAchecker_TMP_0~2#1; [2024-11-09 23:51:05,808 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9954: havoc main_~node3__m3~44#1;havoc main_~node2__m2~47#1; [2024-11-09 23:51:05,808 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9954: havoc main_~node3__m3~44#1;havoc main_~node2__m2~47#1; [2024-11-09 23:51:05,808 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7576: havoc main_~node2____CPAchecker_TMP_1~3#1; [2024-11-09 23:51:05,808 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8633: havoc main_~node3__m3~38#1;havoc main_~node2__m2~41#1; [2024-11-09 23:51:05,808 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8633: havoc main_~node3__m3~38#1;havoc main_~node2__m2~41#1; [2024-11-09 23:51:05,808 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8369: havoc main_~node2____CPAchecker_TMP_1~4#1; [2024-11-09 23:51:05,808 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9031: havoc main_~node3__m3~40#1;havoc main_~node2__m2~43#1; [2024-11-09 23:51:05,808 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9031: havoc main_~node3__m3~40#1;havoc main_~node2__m2~43#1; [2024-11-09 23:51:05,808 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7050: havoc main_~node2__m2~34#1;havoc main_~node1____CPAchecker_TMP_0~13#1;havoc main_~node1__m1~45#1; [2024-11-09 23:51:05,808 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7050: havoc main_~node2__m2~34#1;havoc main_~node1____CPAchecker_TMP_0~13#1;havoc main_~node1__m1~45#1; [2024-11-09 23:51:05,808 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L973: havoc main_~node3__m3~3#1;havoc main_~node2__m2~3#1; [2024-11-09 23:51:05,808 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L973: havoc main_~node3__m3~3#1;havoc main_~node2__m2~3#1; [2024-11-09 23:51:05,808 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L973: havoc main_~node3__m3~3#1;havoc main_~node2__m2~3#1; [2024-11-09 23:51:05,808 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L973: havoc main_~node3__m3~3#1;havoc main_~node2__m2~3#1; [2024-11-09 23:51:05,808 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L973: havoc main_~node3__m3~3#1;havoc main_~node2__m2~3#1; [2024-11-09 23:51:05,808 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4013: havoc main_~node3__m3~15#1;havoc main_~node2__m2~20#1; [2024-11-09 23:51:05,808 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4013: havoc main_~node3__m3~15#1;havoc main_~node2__m2~20#1; [2024-11-09 23:51:05,808 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9431: havoc main_~node3__m3~42#1; [2024-11-09 23:51:05,808 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6790: havoc main_~node1____CPAchecker_TMP_0~12#1;havoc main_~node1__m1~43#1; [2024-11-09 23:51:05,808 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6790: havoc main_~node1____CPAchecker_TMP_0~12#1;havoc main_~node1__m1~43#1; [2024-11-09 23:51:05,808 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L712: havoc main_~node2__m2~2#1;havoc main_~node1__m1~3#1; [2024-11-09 23:51:05,809 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L712: havoc main_~node2__m2~2#1;havoc main_~node1__m1~3#1; [2024-11-09 23:51:05,809 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L316: havoc main_~node3____CPAchecker_TMP_0~0#1; [2024-11-09 23:51:05,809 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2827: havoc main_~node3__m3~11#1; [2024-11-09 23:51:05,809 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8906: havoc main_~node1__m1~57#1;havoc main_~main____CPAchecker_TMP_0~56#1;havoc main_~__tmp_62~0#1, main_~assert__arg~61#1;havoc main_~check__tmp~62#1; [2024-11-09 23:51:05,809 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8906: havoc main_~node1__m1~57#1;havoc main_~main____CPAchecker_TMP_0~56#1;havoc main_~__tmp_62~0#1, main_~assert__arg~61#1;havoc main_~check__tmp~62#1; [2024-11-09 23:51:05,809 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4678: havoc main_~node1____CPAchecker_TMP_0~6#1;havoc main_~node1__m1~28#1; [2024-11-09 23:51:05,809 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4678: havoc main_~node1____CPAchecker_TMP_0~6#1;havoc main_~node1__m1~28#1; [2024-11-09 23:51:05,809 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3754: havoc main_~main____CPAchecker_TMP_0~21#1;havoc main_~__tmp_26~0#1, main_~assert__arg~25#1;havoc main_~check__tmp~25#1; [2024-11-09 23:51:05,809 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3754: havoc main_~main____CPAchecker_TMP_0~21#1;havoc main_~__tmp_26~0#1, main_~assert__arg~25#1;havoc main_~check__tmp~25#1; [2024-11-09 23:51:05,809 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8116: havoc main_~node3__m3~36#1;havoc main_~node2__m2~39#1; [2024-11-09 23:51:05,810 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8116: havoc main_~node3__m3~36#1;havoc main_~node2__m2~39#1; [2024-11-09 23:51:05,810 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L453: havoc main_~main____CPAchecker_TMP_0~1#1;havoc main_~__tmp_2~0#1, main_~assert__arg~1#1;havoc main_~check__tmp~1#1;havoc main_~node3__m3~1#1; [2024-11-09 23:51:05,810 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L453: havoc main_~main____CPAchecker_TMP_0~1#1;havoc main_~__tmp_2~0#1, main_~assert__arg~1#1;havoc main_~check__tmp~1#1;havoc main_~node3__m3~1#1; [2024-11-09 23:51:05,811 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L453: havoc main_~main____CPAchecker_TMP_0~1#1;havoc main_~__tmp_2~0#1, main_~assert__arg~1#1;havoc main_~check__tmp~1#1;havoc main_~node3__m3~1#1; [2024-11-09 23:51:05,811 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L453: havoc main_~main____CPAchecker_TMP_0~1#1;havoc main_~__tmp_2~0#1, main_~assert__arg~1#1;havoc main_~check__tmp~1#1;havoc main_~node3__m3~1#1; [2024-11-09 23:51:05,811 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L453: havoc main_~main____CPAchecker_TMP_0~1#1;havoc main_~__tmp_2~0#1, main_~assert__arg~1#1;havoc main_~check__tmp~1#1;havoc main_~node3__m3~1#1; [2024-11-09 23:51:05,811 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9835: havoc main_~node1__m1~65#1;havoc main_~main____CPAchecker_TMP_0~64#1;havoc main_~__tmp_70~0#1, main_~assert__arg~69#1;havoc main_~check__tmp~70#1; [2024-11-09 23:51:05,812 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9835: havoc main_~node1__m1~65#1;havoc main_~main____CPAchecker_TMP_0~64#1;havoc main_~__tmp_70~0#1, main_~assert__arg~69#1;havoc main_~check__tmp~70#1; [2024-11-09 23:51:05,812 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8514: havoc main_~node1__m1~54#1;havoc main_~main____CPAchecker_TMP_0~53#1;havoc main_~__tmp_59~0#1, main_~assert__arg~58#1;havoc main_~check__tmp~59#1; [2024-11-09 23:51:05,812 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8514: havoc main_~node1__m1~54#1;havoc main_~main____CPAchecker_TMP_0~53#1;havoc main_~__tmp_59~0#1, main_~assert__arg~58#1;havoc main_~check__tmp~59#1; [2024-11-09 23:51:05,812 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6532: havoc main_~main____CPAchecker_TMP_0~40#1;havoc main_~__tmp_46~0#1, main_~assert__arg~45#1;havoc main_~check__tmp~45#1; [2024-11-09 23:51:05,812 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6532: havoc main_~main____CPAchecker_TMP_0~40#1;havoc main_~__tmp_46~0#1, main_~assert__arg~45#1;havoc main_~check__tmp~45#1; [2024-11-09 23:51:05,812 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1908: havoc main_~__tmp_12~0#1, main_~assert__arg~11#1;havoc main_~check__tmp~11#1;havoc main_~node3__m3~8#1; [2024-11-09 23:51:05,812 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1908: havoc main_~__tmp_12~0#1, main_~assert__arg~11#1;havoc main_~check__tmp~11#1;havoc main_~node3__m3~8#1; [2024-11-09 23:51:05,812 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9573: havoc main_~node1__m1~63#1;havoc main_~main____CPAchecker_TMP_0~62#1;havoc main_~__tmp_68~0#1, main_~assert__arg~67#1;havoc main_~check__tmp~68#1; [2024-11-09 23:51:05,812 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9573: havoc main_~node1__m1~63#1;havoc main_~main____CPAchecker_TMP_0~62#1;havoc main_~__tmp_68~0#1, main_~assert__arg~67#1;havoc main_~check__tmp~68#1; [2024-11-09 23:51:05,812 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1117: havoc main_~node1__m1~5#1;havoc main_~main____CPAchecker_TMP_0~4#1;havoc main_~__tmp_6~0#1, main_~assert__arg~5#1;havoc main_~check__tmp~5#1; [2024-11-09 23:51:05,812 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1117: havoc main_~node1__m1~5#1;havoc main_~main____CPAchecker_TMP_0~4#1;havoc main_~__tmp_6~0#1, main_~assert__arg~5#1;havoc main_~check__tmp~5#1; [2024-11-09 23:51:05,812 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9441: havoc main_~node3____CPAchecker_TMP_0~12#1; [2024-11-09 23:51:05,813 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2043: havoc main_~node1__m1~10#1;havoc main_~main____CPAchecker_TMP_0~9#1;havoc main_~__tmp_13~0#1, main_~assert__arg~12#1;havoc main_~check__tmp~12#1; [2024-11-09 23:51:05,813 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2043: havoc main_~node1__m1~10#1;havoc main_~main____CPAchecker_TMP_0~9#1;havoc main_~__tmp_13~0#1, main_~assert__arg~12#1;havoc main_~check__tmp~12#1; [2024-11-09 23:51:05,813 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1779: havoc main_~node3____CPAchecker_TMP_1~1#1; [2024-11-09 23:51:05,813 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3101: havoc main_~node3____CPAchecker_TMP_1~3#1; [2024-11-09 23:51:05,813 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2837: havoc main_~node3____CPAchecker_TMP_0~3#1; [2024-11-09 23:51:05,813 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7991: havoc main_~node1__m1~51#1;havoc main_~main____CPAchecker_TMP_0~50#1;havoc main_~__tmp_56~0#1, main_~assert__arg~55#1;havoc main_~check__tmp~55#1; [2024-11-09 23:51:05,813 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7991: havoc main_~node1__m1~51#1;havoc main_~main____CPAchecker_TMP_0~50#1;havoc main_~__tmp_56~0#1, main_~assert__arg~55#1;havoc main_~check__tmp~55#1; [2024-11-09 23:51:05,813 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6936: havoc main_~node1__m1~44#1;havoc main_~main____CPAchecker_TMP_0~43#1;havoc main_~__tmp_49~0#1, main_~assert__arg~48#1;havoc main_~check__tmp~48#1; [2024-11-09 23:51:05,813 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6936: havoc main_~node1__m1~44#1;havoc main_~main____CPAchecker_TMP_0~43#1;havoc main_~__tmp_49~0#1, main_~assert__arg~48#1;havoc main_~check__tmp~48#1; [2024-11-09 23:51:05,813 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1387: havoc main_~__tmp_8~0#1, main_~assert__arg~7#1;havoc main_~check__tmp~7#1;havoc main_~node3__m3~6#1; [2024-11-09 23:51:05,813 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1387: havoc main_~__tmp_8~0#1, main_~assert__arg~7#1;havoc main_~check__tmp~7#1;havoc main_~node3__m3~6#1; [2024-11-09 23:51:05,813 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4823: havoc main_~node1__m1~29#1;havoc main_~main____CPAchecker_TMP_0~28#1;havoc main_~__tmp_33~0#1, main_~assert__arg~32#1;havoc main_~check__tmp~32#1; [2024-11-09 23:51:05,813 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4823: havoc main_~node1__m1~29#1;havoc main_~main____CPAchecker_TMP_0~28#1;havoc main_~__tmp_33~0#1, main_~assert__arg~32#1;havoc main_~check__tmp~32#1; [2024-11-09 23:51:05,813 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7862: havoc main_~node3__m3~34#1;havoc main_~node2__m2~38#1; [2024-11-09 23:51:05,813 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7862: havoc main_~node3__m3~34#1;havoc main_~node2__m2~38#1; [2024-11-09 23:51:05,813 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L10111: havoc main_~node3____CPAchecker_TMP_0~13#1; [2024-11-09 23:51:05,813 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1259: havoc main_~node3__m3~5#1; [2024-11-09 23:51:05,813 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4959: havoc main_~node1____CPAchecker_TMP_0~7#1;havoc main_~node1__m1~30#1; [2024-11-09 23:51:05,813 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4959: havoc main_~node1____CPAchecker_TMP_0~7#1;havoc main_~node1__m1~30#1; [2024-11-09 23:51:05,813 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5620: havoc main_~node3__m3~24#1;havoc main_~node2__m2~27#1; [2024-11-09 23:51:05,813 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5620: havoc main_~node3__m3~24#1;havoc main_~node2__m2~27#1; [2024-11-09 23:51:05,813 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4299: havoc main_~node1__m1~25#1;havoc main_~main____CPAchecker_TMP_0~24#1;havoc main_~__tmp_29~0#1, main_~assert__arg~28#1;havoc main_~check__tmp~28#1; [2024-11-09 23:51:05,814 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4299: havoc main_~node1__m1~25#1;havoc main_~main____CPAchecker_TMP_0~24#1;havoc main_~__tmp_29~0#1, main_~assert__arg~28#1;havoc main_~check__tmp~28#1; [2024-11-09 23:51:05,814 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9188: havoc main_~node3____CPAchecker_TMP_1~11#1; [2024-11-09 23:51:05,814 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5886: havoc main_~node1__m1~36#1;havoc main_~main____CPAchecker_TMP_0~35#1;havoc main_~__tmp_41~0#1, main_~assert__arg~40#1;havoc main_~check__tmp~40#1; [2024-11-09 23:51:05,814 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5886: havoc main_~node1__m1~36#1;havoc main_~main____CPAchecker_TMP_0~35#1;havoc main_~__tmp_41~0#1, main_~assert__arg~40#1;havoc main_~check__tmp~40#1; [2024-11-09 23:51:05,814 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6547: havoc main_~node1____CPAchecker_TMP_0~11#1;havoc main_~node1__m1~41#1; [2024-11-09 23:51:05,814 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6547: havoc main_~node1____CPAchecker_TMP_0~11#1;havoc main_~node1__m1~41#1; [2024-11-09 23:51:05,814 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4170: havoc main_~node3__m3~16#1;havoc main_~node2__m2~21#1; [2024-11-09 23:51:05,814 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4170: havoc main_~node3__m3~16#1;havoc main_~node2__m2~21#1; [2024-11-09 23:51:05,814 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1528: havoc main_~node1__m1~7#1;havoc main_~main____CPAchecker_TMP_0~6#1;havoc main_~__tmp_9~0#1, main_~assert__arg~8#1;havoc main_~check__tmp~8#1; [2024-11-09 23:51:05,814 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1528: havoc main_~node1__m1~7#1;havoc main_~main____CPAchecker_TMP_0~6#1;havoc main_~__tmp_9~0#1, main_~assert__arg~8#1;havoc main_~check__tmp~8#1; [2024-11-09 23:51:05,817 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4435: havoc main_~node1____CPAchecker_TMP_0~5#1;havoc main_~node1__m1~26#1; [2024-11-09 23:51:05,817 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4435: havoc main_~node1____CPAchecker_TMP_0~5#1;havoc main_~node1__m1~26#1; [2024-11-09 23:51:05,817 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5360: havoc main_~main____CPAchecker_TMP_0~32#1;havoc main_~__tmp_37~0#1, main_~assert__arg~36#1;havoc main_~check__tmp~36#1; [2024-11-09 23:51:05,817 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5360: havoc main_~main____CPAchecker_TMP_0~32#1;havoc main_~__tmp_37~0#1, main_~assert__arg~36#1;havoc main_~check__tmp~36#1; [2024-11-09 23:51:05,817 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8267: havoc main_~check__tmp~58#1;havoc main_~node3__m3~37#1;havoc main_~node2____CPAchecker_TMP_0~5#1; [2024-11-09 23:51:05,817 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9325: havoc main_~node1__m1~61#1;havoc main_~main____CPAchecker_TMP_0~60#1;havoc main_~__tmp_66~0#1, main_~assert__arg~65#1;havoc main_~check__tmp~66#1; [2024-11-09 23:51:05,817 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9325: havoc main_~node1__m1~61#1;havoc main_~main____CPAchecker_TMP_0~60#1;havoc main_~__tmp_66~0#1, main_~assert__arg~65#1;havoc main_~check__tmp~66#1; [2024-11-09 23:51:05,817 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7476: havoc main_~main____CPAchecker_TMP_0~47#1;havoc main_~__tmp_53~0#1, main_~assert__arg~52#1;havoc main_~check__tmp~52#1; [2024-11-09 23:51:05,817 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7476: havoc main_~main____CPAchecker_TMP_0~47#1;havoc main_~__tmp_53~0#1, main_~assert__arg~52#1;havoc main_~check__tmp~52#1; [2024-11-09 23:51:05,818 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2324: havoc main_~main____CPAchecker_TMP_0~11#1;havoc main_~__tmp_15~0#1, main_~assert__arg~14#1;havoc main_~check__tmp~14#1; [2024-11-09 23:51:05,818 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2324: havoc main_~main____CPAchecker_TMP_0~11#1;havoc main_~__tmp_15~0#1, main_~assert__arg~14#1;havoc main_~check__tmp~14#1; [2024-11-09 23:51:05,818 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6288: havoc main_~main____CPAchecker_TMP_0~38#1;havoc main_~__tmp_44~0#1, main_~assert__arg~43#1;havoc main_~check__tmp~43#1; [2024-11-09 23:51:05,818 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6288: havoc main_~main____CPAchecker_TMP_0~38#1;havoc main_~__tmp_44~0#1, main_~assert__arg~43#1;havoc main_~check__tmp~43#1; [2024-11-09 23:51:05,818 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1664: havoc main_~node1____CPAchecker_TMP_0~2#1;havoc main_~node1__m1~8#1; [2024-11-09 23:51:05,818 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1664: havoc main_~node1____CPAchecker_TMP_0~2#1;havoc main_~node1__m1~8#1; [2024-11-09 23:51:05,818 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6157: havoc main_~node3__m3~27#1; [2024-11-09 23:51:05,818 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7743: havoc main_~node1__m1~49#1;havoc main_~main____CPAchecker_TMP_0~48#1;havoc main_~__tmp_54~0#1, main_~assert__arg~53#1;havoc main_~check__tmp~53#1; [2024-11-09 23:51:05,818 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7743: havoc main_~node1__m1~49#1;havoc main_~main____CPAchecker_TMP_0~48#1;havoc main_~__tmp_54~0#1, main_~assert__arg~53#1;havoc main_~check__tmp~53#1; [2024-11-09 23:51:05,818 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1269: havoc main_~node3____CPAchecker_TMP_0~1#1; [2024-11-09 23:51:05,818 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3384: havoc main_~node2__m2~17#1; [2024-11-09 23:51:05,818 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5104: havoc main_~node1__m1~31#1;havoc main_~main____CPAchecker_TMP_0~30#1;havoc main_~__tmp_35~0#1, main_~assert__arg~34#1;havoc main_~check__tmp~34#1; [2024-11-09 23:51:05,819 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5104: havoc main_~node1__m1~31#1;havoc main_~main____CPAchecker_TMP_0~30#1;havoc main_~__tmp_35~0#1, main_~assert__arg~34#1;havoc main_~check__tmp~34#1; [2024-11-09 23:51:05,819 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L878: havoc main_~node3____CPAchecker_TMP_1~0#1; [2024-11-09 23:51:05,819 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L350: 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; [2024-11-09 23:51:05,819 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L350: 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; [2024-11-09 23:51:05,819 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9996: havoc main_~main____CPAchecker_TMP_0~66#1;havoc main_~__tmp_72~0#1, main_~assert__arg~71#1;havoc main_~check__tmp~72#1; [2024-11-09 23:51:05,819 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9996: havoc main_~main____CPAchecker_TMP_0~66#1;havoc main_~__tmp_72~0#1, main_~assert__arg~71#1;havoc main_~check__tmp~72#1; [2024-11-09 23:51:05,819 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8675: havoc main_~main____CPAchecker_TMP_0~55#1;havoc main_~__tmp_61~0#1, main_~assert__arg~60#1;havoc main_~check__tmp~61#1; [2024-11-09 23:51:05,819 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8675: havoc main_~main____CPAchecker_TMP_0~55#1;havoc main_~__tmp_61~0#1, main_~assert__arg~60#1;havoc main_~check__tmp~61#1; [2024-11-09 23:51:05,819 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6693: havoc main_~node1__m1~42#1;havoc main_~main____CPAchecker_TMP_0~41#1;havoc main_~__tmp_47~0#1, main_~assert__arg~46#1;havoc main_~check__tmp~46#1; [2024-11-09 23:51:05,819 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6693: havoc main_~node1__m1~42#1;havoc main_~main____CPAchecker_TMP_0~41#1;havoc main_~__tmp_47~0#1, main_~assert__arg~46#1;havoc main_~check__tmp~46#1; [2024-11-09 23:51:05,819 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2599: havoc main_~main____CPAchecker_TMP_0~13#1;havoc main_~__tmp_17~0#1, main_~assert__arg~16#1;havoc main_~check__tmp~16#1; [2024-11-09 23:51:05,819 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2599: havoc main_~main____CPAchecker_TMP_0~13#1;havoc main_~__tmp_17~0#1, main_~assert__arg~16#1;havoc main_~check__tmp~16#1; [2024-11-09 23:51:05,820 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6167: havoc main_~node3____CPAchecker_TMP_0~7#1; [2024-11-09 23:51:05,820 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2468: havoc main_~main____CPAchecker_TMP_0~12#1;havoc main_~__tmp_16~0#1, main_~assert__arg~15#1;havoc main_~check__tmp~15#1; [2024-11-09 23:51:05,820 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2468: havoc main_~main____CPAchecker_TMP_0~12#1;havoc main_~__tmp_16~0#1, main_~assert__arg~15#1;havoc main_~check__tmp~15#1; [2024-11-09 23:51:05,820 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3923: havoc main_~node3____CPAchecker_TMP_1~4#1; [2024-11-09 23:51:05,820 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9605: havoc main_~node3__m3~43#1;havoc main_~node2__m2~45#1; [2024-11-09 23:51:05,820 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9605: havoc main_~node3__m3~43#1;havoc main_~node2__m2~45#1; [2024-11-09 23:51:05,820 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6303: havoc main_~node1____CPAchecker_TMP_0~10#1;havoc main_~node1__m1~39#1; [2024-11-09 23:51:05,820 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6303: havoc main_~node1____CPAchecker_TMP_0~10#1;havoc main_~node1__m1~39#1; [2024-11-09 23:51:05,820 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4586: havoc main_~node1__m1~27#1;havoc main_~main____CPAchecker_TMP_0~26#1;havoc main_~__tmp_31~0#1, main_~assert__arg~30#1;havoc main_~check__tmp~30#1; [2024-11-09 23:51:05,820 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4586: havoc main_~node1__m1~27#1;havoc main_~main____CPAchecker_TMP_0~26#1;havoc main_~__tmp_31~0#1, main_~assert__arg~30#1;havoc main_~check__tmp~30#1; [2024-11-09 23:51:05,820 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2737: havoc main_~main____CPAchecker_TMP_0~14#1;havoc main_~__tmp_18~0#1, main_~assert__arg~17#1;havoc main_~check__tmp~17#1; [2024-11-09 23:51:05,820 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2737: havoc main_~main____CPAchecker_TMP_0~14#1;havoc main_~__tmp_18~0#1, main_~assert__arg~17#1;havoc main_~check__tmp~17#1; [2024-11-09 23:51:05,821 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7098: havoc main_~node2____CPAchecker_TMP_0~2#1; [2024-11-09 23:51:05,821 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3531: havoc main_~__tmp_24~0#1, main_~assert__arg~23#1;havoc main_~check__tmp~23#1;havoc main_~node3__m3~13#1; [2024-11-09 23:51:05,821 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3531: havoc main_~__tmp_24~0#1, main_~assert__arg~23#1;havoc main_~check__tmp~23#1;havoc main_~node3__m3~13#1; [2024-11-09 23:51:05,821 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3531: havoc main_~__tmp_24~0#1, main_~assert__arg~23#1;havoc main_~check__tmp~23#1;havoc main_~node3__m3~13#1; [2024-11-09 23:51:05,821 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3531: havoc main_~__tmp_24~0#1, main_~assert__arg~23#1;havoc main_~check__tmp~23#1;havoc main_~node3__m3~13#1; [2024-11-09 23:51:05,821 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3531: havoc main_~__tmp_24~0#1, main_~assert__arg~23#1;havoc main_~check__tmp~23#1;havoc main_~node3__m3~13#1; [2024-11-09 23:51:05,821 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2871: havoc main_~main____CPAchecker_TMP_0~15#1;havoc main_~__tmp_19~0#1, main_~assert__arg~18#1;havoc main_~check__tmp~18#1; [2024-11-09 23:51:05,821 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2871: havoc main_~main____CPAchecker_TMP_0~15#1;havoc main_~__tmp_19~0#1, main_~assert__arg~18#1;havoc main_~check__tmp~18#1; [2024-11-09 23:51:05,821 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L10139: havoc main_~node3____CPAchecker_TMP_1~13#1; [2024-11-09 23:51:05,821 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8158: havoc main_~main____CPAchecker_TMP_0~52#1;havoc main_~__tmp_58~0#1, main_~assert__arg~57#1;havoc main_~check__tmp~57#1; [2024-11-09 23:51:05,821 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8158: havoc main_~main____CPAchecker_TMP_0~52#1;havoc main_~__tmp_58~0#1, main_~assert__arg~57#1;havoc main_~check__tmp~57#1; [2024-11-09 23:51:05,821 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9083: havoc main_~node1__m1~59#1;havoc main_~main____CPAchecker_TMP_0~58#1;havoc main_~__tmp_64~0#1, main_~assert__arg~63#1;havoc main_~check__tmp~64#1; [2024-11-09 23:51:05,821 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9083: havoc main_~node1__m1~59#1;havoc main_~main____CPAchecker_TMP_0~58#1;havoc main_~__tmp_64~0#1, main_~assert__arg~63#1;havoc main_~check__tmp~64#1; [2024-11-09 23:51:05,821 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9480: havoc main_~node1__m1~62#1;havoc main_~main____CPAchecker_TMP_0~61#1;havoc main_~__tmp_67~0#1, main_~assert__arg~66#1;havoc main_~check__tmp~67#1; [2024-11-09 23:51:05,821 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9480: havoc main_~node1__m1~62#1;havoc main_~main____CPAchecker_TMP_0~61#1;havoc main_~__tmp_67~0#1, main_~assert__arg~66#1;havoc main_~check__tmp~67#1; [2024-11-09 23:51:05,821 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3403: havoc main_~node3__m3~12#1;havoc main_~node2____CPAchecker_TMP_0~1#1; [2024-11-09 23:51:05,822 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1157: havoc main_~node3__m3~4#1;havoc main_~node2__m2~4#1; [2024-11-09 23:51:05,822 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1157: havoc main_~node3__m3~4#1;havoc main_~node2__m2~4#1; [2024-11-09 23:51:05,822 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1157: havoc main_~node3__m3~4#1;havoc main_~node2__m2~4#1; [2024-11-09 23:51:05,822 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1157: havoc main_~node3__m3~4#1;havoc main_~node2__m2~4#1; [2024-11-09 23:51:05,822 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1157: havoc main_~node3__m3~4#1;havoc main_~node2__m2~4#1; [2024-11-09 23:51:05,822 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6971: havoc main_~node3__m3~31#1;havoc main_~node2__m2~33#1; [2024-11-09 23:51:05,822 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6971: havoc main_~node3__m3~31#1;havoc main_~node2__m2~33#1; [2024-11-09 23:51:05,822 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7500: havoc main_~node2__m2~37#1;havoc main_~node1__m1~48#1; [2024-11-09 23:51:05,822 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7500: havoc main_~node2__m2~37#1;havoc main_~node1__m1~48#1; [2024-11-09 23:51:05,822 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2083: havoc main_~node3__m3~9#1;havoc main_~node2__m2~8#1; [2024-11-09 23:51:05,822 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2083: havoc main_~node3__m3~9#1;havoc main_~node2__m2~8#1; [2024-11-09 23:51:05,822 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2083: havoc main_~node3__m3~9#1;havoc main_~node2__m2~8#1; [2024-11-09 23:51:05,822 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2083: havoc main_~node3__m3~9#1;havoc main_~node2__m2~8#1; [2024-11-09 23:51:05,822 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2083: havoc main_~node3__m3~9#1;havoc main_~node2__m2~8#1; [2024-11-09 23:51:05,822 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7236: havoc main_~node2__m2~35#1; [2024-11-09 23:51:05,960 INFO L? ?]: Removed 1224 outVars from TransFormulas that were not future-live. [2024-11-09 23:51:05,960 INFO L307 CfgBuilder]: Performing block encoding [2024-11-09 23:51:05,992 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 23:51:05,992 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 23:51:05,993 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.11 11:51:05 BoogieIcfgContainer [2024-11-09 23:51:05,993 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-09 23:51:05,994 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 23:51:05,994 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 23:51:05,996 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 23:51:05,996 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 11:51:01" (1/3) ... [2024-11-09 23:51:05,997 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74b118a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 11:51:05, skipping insertion in model container [2024-11-09 23:51:05,997 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:51:02" (2/3) ... [2024-11-09 23:51:05,997 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74b118a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 11:51:05, skipping insertion in model container [2024-11-09 23:51:05,997 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.11 11:51:05" (3/3) ... [2024-11-09 23:51:05,998 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c.v+sep-reducer.c [2024-11-09 23:51:06,014 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 23:51:06,014 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2024-11-09 23:51:06,080 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 23:51:06,086 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;@504a69b1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 23:51:06,086 INFO L334 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-11-09 23:51:06,095 INFO L276 IsEmpty]: Start isEmpty. Operand has 1207 states, 1200 states have (on average 1.775) internal successors, (2130), 1206 states have internal predecessors, (2130), 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) [2024-11-09 23:51:06,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-09 23:51:06,115 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:06,115 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] [2024-11-09 23:51:06,116 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:06,126 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:06,126 INFO L85 PathProgramCache]: Analyzing trace with hash 1100204240, now seen corresponding path program 1 times [2024-11-09 23:51:06,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:06,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289152239] [2024-11-09 23:51:06,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:06,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:06,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:06,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:06,630 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:06,631 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289152239] [2024-11-09 23:51:06,631 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [289152239] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:06,631 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:06,631 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 23:51:06,633 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922313739] [2024-11-09 23:51:06,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:06,638 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 23:51:06,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:06,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 23:51:06,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 23:51:06,663 INFO L87 Difference]: Start difference. First operand has 1207 states, 1200 states have (on average 1.775) internal successors, (2130), 1206 states have internal predecessors, (2130), 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 10.4) internal successors, (52), 4 states have internal predecessors, (52), 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) [2024-11-09 23:51:07,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:07,734 INFO L93 Difference]: Finished difference Result 2038 states and 3479 transitions. [2024-11-09 23:51:07,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 23:51:07,736 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 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 52 [2024-11-09 23:51:07,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:07,751 INFO L225 Difference]: With dead ends: 2038 [2024-11-09 23:51:07,751 INFO L226 Difference]: Without dead ends: 1434 [2024-11-09 23:51:07,755 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 [2024-11-09 23:51:07,757 INFO L432 NwaCegarLoop]: 1025 mSDtfsCounter, 6480 mSDsluCounter, 480 mSDsCounter, 0 mSdLazyCounter, 1017 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6480 SdHoareTripleChecker+Valid, 1505 SdHoareTripleChecker+Invalid, 1050 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 1017 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:07,758 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6480 Valid, 1505 Invalid, 1050 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 1017 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-09 23:51:07,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1434 states. [2024-11-09 23:51:07,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1434 to 1428. [2024-11-09 23:51:07,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1428 states, 1422 states have (on average 1.2911392405063291) internal successors, (1836), 1427 states have internal predecessors, (1836), 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) [2024-11-09 23:51:07,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 1428 states and 1836 transitions. [2024-11-09 23:51:07,843 INFO L78 Accepts]: Start accepts. Automaton has 1428 states and 1836 transitions. Word has length 52 [2024-11-09 23:51:07,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:07,843 INFO L471 AbstractCegarLoop]: Abstraction has 1428 states and 1836 transitions. [2024-11-09 23:51:07,843 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 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) [2024-11-09 23:51:07,844 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 1836 transitions. [2024-11-09 23:51:07,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-09 23:51:07,846 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:07,846 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] [2024-11-09 23:51:07,846 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 23:51:07,846 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:07,847 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:07,847 INFO L85 PathProgramCache]: Analyzing trace with hash 982564293, now seen corresponding path program 1 times [2024-11-09 23:51:07,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:07,847 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [551140023] [2024-11-09 23:51:07,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:07,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:07,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:08,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:08,003 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:08,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [551140023] [2024-11-09 23:51:08,004 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [551140023] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:08,004 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:08,004 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 23:51:08,004 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1863574194] [2024-11-09 23:51:08,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:08,005 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 23:51:08,005 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:08,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 23:51:08,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 23:51:08,006 INFO L87 Difference]: Start difference. First operand 1428 states and 1836 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 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) [2024-11-09 23:51:08,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:08,645 INFO L93 Difference]: Finished difference Result 2763 states and 3602 transitions. [2024-11-09 23:51:08,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 23:51:08,646 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 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 52 [2024-11-09 23:51:08,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:08,652 INFO L225 Difference]: With dead ends: 2763 [2024-11-09 23:51:08,652 INFO L226 Difference]: Without dead ends: 1813 [2024-11-09 23:51:08,653 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 [2024-11-09 23:51:08,654 INFO L432 NwaCegarLoop]: 580 mSDtfsCounter, 4081 mSDsluCounter, 276 mSDsCounter, 0 mSdLazyCounter, 710 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4081 SdHoareTripleChecker+Valid, 856 SdHoareTripleChecker+Invalid, 739 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 710 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:08,655 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4081 Valid, 856 Invalid, 739 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 710 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 23:51:08,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1813 states. [2024-11-09 23:51:08,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1813 to 1803. [2024-11-09 23:51:08,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1803 states, 1797 states have (on average 1.3038397328881468) internal successors, (2343), 1802 states have internal predecessors, (2343), 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) [2024-11-09 23:51:08,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1803 states to 1803 states and 2343 transitions. [2024-11-09 23:51:08,688 INFO L78 Accepts]: Start accepts. Automaton has 1803 states and 2343 transitions. Word has length 52 [2024-11-09 23:51:08,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:08,688 INFO L471 AbstractCegarLoop]: Abstraction has 1803 states and 2343 transitions. [2024-11-09 23:51:08,688 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 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) [2024-11-09 23:51:08,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1803 states and 2343 transitions. [2024-11-09 23:51:08,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-09 23:51:08,691 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:08,691 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] [2024-11-09 23:51:08,692 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 23:51:08,692 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:08,692 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:08,692 INFO L85 PathProgramCache]: Analyzing trace with hash 1018272884, now seen corresponding path program 1 times [2024-11-09 23:51:08,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:08,693 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980529690] [2024-11-09 23:51:08,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:08,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:08,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:08,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:08,802 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:08,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1980529690] [2024-11-09 23:51:08,802 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1980529690] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:08,803 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:08,803 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 23:51:08,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54688881] [2024-11-09 23:51:08,803 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:08,803 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 23:51:08,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:08,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 23:51:08,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 23:51:08,804 INFO L87 Difference]: Start difference. First operand 1803 states and 2343 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 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) [2024-11-09 23:51:09,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:09,392 INFO L93 Difference]: Finished difference Result 3905 states and 5098 transitions. [2024-11-09 23:51:09,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 23:51:09,393 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 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 52 [2024-11-09 23:51:09,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:09,400 INFO L225 Difference]: With dead ends: 3905 [2024-11-09 23:51:09,401 INFO L226 Difference]: Without dead ends: 2707 [2024-11-09 23:51:09,402 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 [2024-11-09 23:51:09,406 INFO L432 NwaCegarLoop]: 553 mSDtfsCounter, 3875 mSDsluCounter, 289 mSDsCounter, 0 mSdLazyCounter, 662 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3875 SdHoareTripleChecker+Valid, 842 SdHoareTripleChecker+Invalid, 693 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 662 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:09,407 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3875 Valid, 842 Invalid, 693 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 662 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 23:51:09,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2707 states. [2024-11-09 23:51:09,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2707 to 2693. [2024-11-09 23:51:09,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2693 states, 2687 states have (on average 1.304428730926684) internal successors, (3505), 2692 states have internal predecessors, (3505), 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) [2024-11-09 23:51:09,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2693 states to 2693 states and 3505 transitions. [2024-11-09 23:51:09,451 INFO L78 Accepts]: Start accepts. Automaton has 2693 states and 3505 transitions. Word has length 52 [2024-11-09 23:51:09,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:09,451 INFO L471 AbstractCegarLoop]: Abstraction has 2693 states and 3505 transitions. [2024-11-09 23:51:09,451 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 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) [2024-11-09 23:51:09,452 INFO L276 IsEmpty]: Start isEmpty. Operand 2693 states and 3505 transitions. [2024-11-09 23:51:09,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-09 23:51:09,453 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:09,454 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] [2024-11-09 23:51:09,454 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-09 23:51:09,454 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:09,455 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:09,455 INFO L85 PathProgramCache]: Analyzing trace with hash -1668409865, now seen corresponding path program 1 times [2024-11-09 23:51:09,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:09,455 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [608334089] [2024-11-09 23:51:09,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:09,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:09,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:09,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:09,732 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:09,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [608334089] [2024-11-09 23:51:09,732 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [608334089] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:09,732 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:09,732 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 23:51:09,733 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1609486563] [2024-11-09 23:51:09,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:09,733 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 23:51:09,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:09,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 23:51:09,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-09 23:51:09,734 INFO L87 Difference]: Start difference. First operand 2693 states and 3505 transitions. Second operand has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 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) [2024-11-09 23:51:10,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:10,735 INFO L93 Difference]: Finished difference Result 4020 states and 5340 transitions. [2024-11-09 23:51:10,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-09 23:51:10,735 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 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 54 [2024-11-09 23:51:10,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:10,742 INFO L225 Difference]: With dead ends: 4020 [2024-11-09 23:51:10,742 INFO L226 Difference]: Without dead ends: 3300 [2024-11-09 23:51:10,743 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2024-11-09 23:51:10,744 INFO L432 NwaCegarLoop]: 558 mSDtfsCounter, 4452 mSDsluCounter, 1932 mSDsCounter, 0 mSdLazyCounter, 2008 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4452 SdHoareTripleChecker+Valid, 2490 SdHoareTripleChecker+Invalid, 2017 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 2008 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:10,744 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4452 Valid, 2490 Invalid, 2017 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 2008 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 23:51:10,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3300 states. [2024-11-09 23:51:10,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3300 to 2693. [2024-11-09 23:51:10,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2693 states, 2687 states have (on average 1.3040565686639374) internal successors, (3504), 2692 states have internal predecessors, (3504), 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) [2024-11-09 23:51:10,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2693 states to 2693 states and 3504 transitions. [2024-11-09 23:51:10,781 INFO L78 Accepts]: Start accepts. Automaton has 2693 states and 3504 transitions. Word has length 54 [2024-11-09 23:51:10,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:10,781 INFO L471 AbstractCegarLoop]: Abstraction has 2693 states and 3504 transitions. [2024-11-09 23:51:10,781 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 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) [2024-11-09 23:51:10,782 INFO L276 IsEmpty]: Start isEmpty. Operand 2693 states and 3504 transitions. [2024-11-09 23:51:10,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-09 23:51:10,783 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:10,783 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] [2024-11-09 23:51:10,783 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-09 23:51:10,783 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:10,784 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:10,784 INFO L85 PathProgramCache]: Analyzing trace with hash -1850560522, now seen corresponding path program 1 times [2024-11-09 23:51:10,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:10,784 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1937994112] [2024-11-09 23:51:10,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:10,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:10,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:10,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:11,000 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:11,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1937994112] [2024-11-09 23:51:11,000 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1937994112] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:11,000 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:11,000 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-09 23:51:11,000 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1409713509] [2024-11-09 23:51:11,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:11,000 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-09 23:51:11,000 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:11,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-09 23:51:11,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-09 23:51:11,001 INFO L87 Difference]: Start difference. First operand 2693 states and 3504 transitions. Second operand has 9 states, 9 states have (on average 6.0) internal successors, (54), 8 states have internal predecessors, (54), 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) [2024-11-09 23:51:12,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:12,085 INFO L93 Difference]: Finished difference Result 3866 states and 5082 transitions. [2024-11-09 23:51:12,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 23:51:12,085 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.0) internal successors, (54), 8 states have internal predecessors, (54), 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 54 [2024-11-09 23:51:12,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:12,094 INFO L225 Difference]: With dead ends: 3866 [2024-11-09 23:51:12,095 INFO L226 Difference]: Without dead ends: 3860 [2024-11-09 23:51:12,095 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 [2024-11-09 23:51:12,096 INFO L432 NwaCegarLoop]: 635 mSDtfsCounter, 5694 mSDsluCounter, 2016 mSDsCounter, 0 mSdLazyCounter, 2239 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5694 SdHoareTripleChecker+Valid, 2651 SdHoareTripleChecker+Invalid, 2270 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 2239 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:12,096 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5694 Valid, 2651 Invalid, 2270 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 2239 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 23:51:12,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3860 states. [2024-11-09 23:51:12,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3860 to 2693. [2024-11-09 23:51:12,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2693 states, 2687 states have (on average 1.303684406401191) internal successors, (3503), 2692 states have internal predecessors, (3503), 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) [2024-11-09 23:51:12,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2693 states to 2693 states and 3503 transitions. [2024-11-09 23:51:12,156 INFO L78 Accepts]: Start accepts. Automaton has 2693 states and 3503 transitions. Word has length 54 [2024-11-09 23:51:12,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:12,156 INFO L471 AbstractCegarLoop]: Abstraction has 2693 states and 3503 transitions. [2024-11-09 23:51:12,157 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.0) internal successors, (54), 8 states have internal predecessors, (54), 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) [2024-11-09 23:51:12,157 INFO L276 IsEmpty]: Start isEmpty. Operand 2693 states and 3503 transitions. [2024-11-09 23:51:12,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-09 23:51:12,159 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:12,159 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] [2024-11-09 23:51:12,159 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-09 23:51:12,159 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:12,159 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:12,160 INFO L85 PathProgramCache]: Analyzing trace with hash -1168514624, now seen corresponding path program 1 times [2024-11-09 23:51:12,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:12,160 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1981044730] [2024-11-09 23:51:12,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:12,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:12,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:12,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:12,415 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:12,415 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1981044730] [2024-11-09 23:51:12,415 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1981044730] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:12,415 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:12,415 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-09 23:51:12,415 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57668200] [2024-11-09 23:51:12,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:12,415 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-09 23:51:12,415 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:12,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-09 23:51:12,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-09 23:51:12,416 INFO L87 Difference]: Start difference. First operand 2693 states and 3503 transitions. Second operand has 9 states, 9 states have (on average 6.0) internal successors, (54), 8 states have internal predecessors, (54), 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) [2024-11-09 23:51:13,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:13,528 INFO L93 Difference]: Finished difference Result 4922 states and 6600 transitions. [2024-11-09 23:51:13,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 23:51:13,529 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.0) internal successors, (54), 8 states have internal predecessors, (54), 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 54 [2024-11-09 23:51:13,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:13,537 INFO L225 Difference]: With dead ends: 4922 [2024-11-09 23:51:13,538 INFO L226 Difference]: Without dead ends: 4360 [2024-11-09 23:51:13,539 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 [2024-11-09 23:51:13,539 INFO L432 NwaCegarLoop]: 712 mSDtfsCounter, 5709 mSDsluCounter, 2278 mSDsCounter, 0 mSdLazyCounter, 2552 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5709 SdHoareTripleChecker+Valid, 2990 SdHoareTripleChecker+Invalid, 2582 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 2552 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:13,539 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5709 Valid, 2990 Invalid, 2582 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 2552 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-09 23:51:13,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4360 states. [2024-11-09 23:51:13,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4360 to 2693. [2024-11-09 23:51:13,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2693 states, 2687 states have (on average 1.3033122441384444) internal successors, (3502), 2692 states have internal predecessors, (3502), 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) [2024-11-09 23:51:13,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2693 states to 2693 states and 3502 transitions. [2024-11-09 23:51:13,578 INFO L78 Accepts]: Start accepts. Automaton has 2693 states and 3502 transitions. Word has length 54 [2024-11-09 23:51:13,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:13,579 INFO L471 AbstractCegarLoop]: Abstraction has 2693 states and 3502 transitions. [2024-11-09 23:51:13,579 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.0) internal successors, (54), 8 states have internal predecessors, (54), 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) [2024-11-09 23:51:13,579 INFO L276 IsEmpty]: Start isEmpty. Operand 2693 states and 3502 transitions. [2024-11-09 23:51:13,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-09 23:51:13,580 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:13,580 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] [2024-11-09 23:51:13,581 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-09 23:51:13,581 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:13,581 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:13,581 INFO L85 PathProgramCache]: Analyzing trace with hash 50738882, now seen corresponding path program 1 times [2024-11-09 23:51:13,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:13,581 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1993197531] [2024-11-09 23:51:13,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:13,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:13,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:13,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:13,633 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:13,634 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1993197531] [2024-11-09 23:51:13,634 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1993197531] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:13,634 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:13,634 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 23:51:13,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075272896] [2024-11-09 23:51:13,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:13,635 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 23:51:13,635 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:13,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 23:51:13,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 23:51:13,636 INFO L87 Difference]: Start difference. First operand 2693 states and 3502 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 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) [2024-11-09 23:51:13,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:13,698 INFO L93 Difference]: Finished difference Result 3935 states and 5289 transitions. [2024-11-09 23:51:13,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 23:51:13,699 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 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 55 [2024-11-09 23:51:13,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:13,704 INFO L225 Difference]: With dead ends: 3935 [2024-11-09 23:51:13,705 INFO L226 Difference]: Without dead ends: 2472 [2024-11-09 23:51:13,706 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 [2024-11-09 23:51:13,707 INFO L432 NwaCegarLoop]: 1010 mSDtfsCounter, 641 mSDsluCounter, 373 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 641 SdHoareTripleChecker+Valid, 1383 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:13,707 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [641 Valid, 1383 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:51:13,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2472 states. [2024-11-09 23:51:13,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2472 to 2470. [2024-11-09 23:51:13,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2470 states, 2464 states have (on average 1.301948051948052) internal successors, (3208), 2469 states have internal predecessors, (3208), 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) [2024-11-09 23:51:13,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2470 states to 2470 states and 3208 transitions. [2024-11-09 23:51:13,734 INFO L78 Accepts]: Start accepts. Automaton has 2470 states and 3208 transitions. Word has length 55 [2024-11-09 23:51:13,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:13,735 INFO L471 AbstractCegarLoop]: Abstraction has 2470 states and 3208 transitions. [2024-11-09 23:51:13,735 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 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) [2024-11-09 23:51:13,735 INFO L276 IsEmpty]: Start isEmpty. Operand 2470 states and 3208 transitions. [2024-11-09 23:51:13,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-09 23:51:13,736 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:13,736 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] [2024-11-09 23:51:13,737 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-09 23:51:13,737 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:13,737 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:13,737 INFO L85 PathProgramCache]: Analyzing trace with hash 692184454, now seen corresponding path program 1 times [2024-11-09 23:51:13,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:13,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1270363448] [2024-11-09 23:51:13,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:13,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:13,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:13,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:13,792 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:13,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1270363448] [2024-11-09 23:51:13,792 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1270363448] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:13,792 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:13,792 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 23:51:13,792 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896477248] [2024-11-09 23:51:13,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:13,793 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 23:51:13,793 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:13,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 23:51:13,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 23:51:13,794 INFO L87 Difference]: Start difference. First operand 2470 states and 3208 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 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) [2024-11-09 23:51:13,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:13,829 INFO L93 Difference]: Finished difference Result 4202 states and 5761 transitions. [2024-11-09 23:51:13,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 23:51:13,830 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 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 55 [2024-11-09 23:51:13,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:13,836 INFO L225 Difference]: With dead ends: 4202 [2024-11-09 23:51:13,836 INFO L226 Difference]: Without dead ends: 3028 [2024-11-09 23:51:13,837 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 [2024-11-09 23:51:13,838 INFO L432 NwaCegarLoop]: 982 mSDtfsCounter, 461 mSDsluCounter, 526 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 461 SdHoareTripleChecker+Valid, 1508 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:13,838 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [461 Valid, 1508 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:51:13,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3028 states. [2024-11-09 23:51:13,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3028 to 3026. [2024-11-09 23:51:13,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3026 states, 3020 states have (on average 1.3367549668874172) internal successors, (4037), 3025 states have internal predecessors, (4037), 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) [2024-11-09 23:51:13,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3026 states to 3026 states and 4037 transitions. [2024-11-09 23:51:13,869 INFO L78 Accepts]: Start accepts. Automaton has 3026 states and 4037 transitions. Word has length 55 [2024-11-09 23:51:13,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:13,869 INFO L471 AbstractCegarLoop]: Abstraction has 3026 states and 4037 transitions. [2024-11-09 23:51:13,870 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 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) [2024-11-09 23:51:13,870 INFO L276 IsEmpty]: Start isEmpty. Operand 3026 states and 4037 transitions. [2024-11-09 23:51:13,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-09 23:51:13,871 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:13,871 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] [2024-11-09 23:51:13,871 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-09 23:51:13,871 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:13,872 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:13,872 INFO L85 PathProgramCache]: Analyzing trace with hash -1059897534, now seen corresponding path program 1 times [2024-11-09 23:51:13,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:13,872 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [942361684] [2024-11-09 23:51:13,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:13,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:13,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:13,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:13,935 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:13,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [942361684] [2024-11-09 23:51:13,935 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [942361684] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:13,935 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:13,935 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 23:51:13,935 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963808390] [2024-11-09 23:51:13,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:13,936 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 23:51:13,936 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:13,937 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 23:51:13,937 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 23:51:13,937 INFO L87 Difference]: Start difference. First operand 3026 states and 4037 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 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) [2024-11-09 23:51:13,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:13,986 INFO L93 Difference]: Finished difference Result 6088 states and 8488 transitions. [2024-11-09 23:51:13,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 23:51:13,987 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 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 55 [2024-11-09 23:51:13,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:14,000 INFO L225 Difference]: With dead ends: 6088 [2024-11-09 23:51:14,003 INFO L226 Difference]: Without dead ends: 4205 [2024-11-09 23:51:14,005 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 [2024-11-09 23:51:14,006 INFO L432 NwaCegarLoop]: 957 mSDtfsCounter, 491 mSDsluCounter, 480 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 491 SdHoareTripleChecker+Valid, 1437 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:14,006 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [491 Valid, 1437 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:51:14,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4205 states. [2024-11-09 23:51:14,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4205 to 4203. [2024-11-09 23:51:14,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4203 states, 4197 states have (on average 1.363354777221825) internal successors, (5722), 4202 states have internal predecessors, (5722), 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) [2024-11-09 23:51:14,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4203 states to 4203 states and 5722 transitions. [2024-11-09 23:51:14,066 INFO L78 Accepts]: Start accepts. Automaton has 4203 states and 5722 transitions. Word has length 55 [2024-11-09 23:51:14,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:14,066 INFO L471 AbstractCegarLoop]: Abstraction has 4203 states and 5722 transitions. [2024-11-09 23:51:14,066 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 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) [2024-11-09 23:51:14,066 INFO L276 IsEmpty]: Start isEmpty. Operand 4203 states and 5722 transitions. [2024-11-09 23:51:14,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-09 23:51:14,067 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:14,067 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] [2024-11-09 23:51:14,068 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-09 23:51:14,068 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:14,068 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:14,068 INFO L85 PathProgramCache]: Analyzing trace with hash -1735208927, now seen corresponding path program 1 times [2024-11-09 23:51:14,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:14,068 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225685054] [2024-11-09 23:51:14,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:14,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:14,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:14,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:14,113 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:14,113 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1225685054] [2024-11-09 23:51:14,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1225685054] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:14,114 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:14,114 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 23:51:14,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [727070688] [2024-11-09 23:51:14,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:14,114 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 23:51:14,114 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:14,115 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 23:51:14,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 23:51:14,116 INFO L87 Difference]: Start difference. First operand 4203 states and 5722 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 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) [2024-11-09 23:51:14,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:14,182 INFO L93 Difference]: Finished difference Result 8284 states and 11482 transitions. [2024-11-09 23:51:14,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 23:51:14,182 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 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 56 [2024-11-09 23:51:14,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:14,188 INFO L225 Difference]: With dead ends: 8284 [2024-11-09 23:51:14,188 INFO L226 Difference]: Without dead ends: 4700 [2024-11-09 23:51:14,191 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 [2024-11-09 23:51:14,192 INFO L432 NwaCegarLoop]: 742 mSDtfsCounter, 690 mSDsluCounter, 289 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 690 SdHoareTripleChecker+Valid, 1031 SdHoareTripleChecker+Invalid, 65 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:14,192 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [690 Valid, 1031 Invalid, 65 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:51:14,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4700 states. [2024-11-09 23:51:14,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4700 to 3777. [2024-11-09 23:51:14,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3777 states, 3772 states have (on average 1.3740721102863203) internal successors, (5183), 3776 states have internal predecessors, (5183), 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) [2024-11-09 23:51:14,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3777 states to 3777 states and 5183 transitions. [2024-11-09 23:51:14,235 INFO L78 Accepts]: Start accepts. Automaton has 3777 states and 5183 transitions. Word has length 56 [2024-11-09 23:51:14,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:14,236 INFO L471 AbstractCegarLoop]: Abstraction has 3777 states and 5183 transitions. [2024-11-09 23:51:14,236 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 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) [2024-11-09 23:51:14,236 INFO L276 IsEmpty]: Start isEmpty. Operand 3777 states and 5183 transitions. [2024-11-09 23:51:14,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-09 23:51:14,238 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:14,238 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] [2024-11-09 23:51:14,238 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-09 23:51:14,238 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:14,239 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:14,239 INFO L85 PathProgramCache]: Analyzing trace with hash 1868414056, now seen corresponding path program 1 times [2024-11-09 23:51:14,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:14,240 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [666208416] [2024-11-09 23:51:14,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:14,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:14,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:14,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:14,719 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:14,719 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [666208416] [2024-11-09 23:51:14,720 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [666208416] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:14,720 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:14,720 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-09 23:51:14,720 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1213415651] [2024-11-09 23:51:14,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:14,720 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-09 23:51:14,720 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:14,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-09 23:51:14,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2024-11-09 23:51:14,721 INFO L87 Difference]: Start difference. First operand 3777 states and 5183 transitions. Second operand has 12 states, 12 states have (on average 4.666666666666667) internal successors, (56), 12 states have internal predecessors, (56), 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) [2024-11-09 23:51:15,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:15,554 INFO L93 Difference]: Finished difference Result 6112 states and 8362 transitions. [2024-11-09 23:51:15,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 23:51:15,554 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.666666666666667) internal successors, (56), 12 states have internal predecessors, (56), 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 56 [2024-11-09 23:51:15,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:15,560 INFO L225 Difference]: With dead ends: 6112 [2024-11-09 23:51:15,560 INFO L226 Difference]: Without dead ends: 6044 [2024-11-09 23:51:15,562 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=112, Invalid=308, Unknown=0, NotChecked=0, Total=420 [2024-11-09 23:51:15,562 INFO L432 NwaCegarLoop]: 821 mSDtfsCounter, 3751 mSDsluCounter, 4860 mSDsCounter, 0 mSdLazyCounter, 1106 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3751 SdHoareTripleChecker+Valid, 5681 SdHoareTripleChecker+Invalid, 1120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 1106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:15,562 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3751 Valid, 5681 Invalid, 1120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 1106 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 23:51:15,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6044 states. [2024-11-09 23:51:15,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6044 to 3764. [2024-11-09 23:51:15,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3764 states, 3760 states have (on average 1.374468085106383) internal successors, (5168), 3763 states have internal predecessors, (5168), 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) [2024-11-09 23:51:15,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3764 states to 3764 states and 5168 transitions. [2024-11-09 23:51:15,607 INFO L78 Accepts]: Start accepts. Automaton has 3764 states and 5168 transitions. Word has length 56 [2024-11-09 23:51:15,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:15,607 INFO L471 AbstractCegarLoop]: Abstraction has 3764 states and 5168 transitions. [2024-11-09 23:51:15,608 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.666666666666667) internal successors, (56), 12 states have internal predecessors, (56), 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) [2024-11-09 23:51:15,608 INFO L276 IsEmpty]: Start isEmpty. Operand 3764 states and 5168 transitions. [2024-11-09 23:51:15,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-09 23:51:15,610 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:15,610 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] [2024-11-09 23:51:15,610 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-09 23:51:15,611 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:15,611 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:15,611 INFO L85 PathProgramCache]: Analyzing trace with hash -514273780, now seen corresponding path program 1 times [2024-11-09 23:51:15,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:15,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595247719] [2024-11-09 23:51:15,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:15,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:15,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:15,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:15,663 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:15,663 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [595247719] [2024-11-09 23:51:15,663 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [595247719] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:15,663 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:15,663 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 23:51:15,663 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [412414094] [2024-11-09 23:51:15,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:15,664 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 23:51:15,664 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:15,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 23:51:15,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 23:51:15,664 INFO L87 Difference]: Start difference. First operand 3764 states and 5168 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 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) [2024-11-09 23:51:15,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:15,726 INFO L93 Difference]: Finished difference Result 7696 states and 10715 transitions. [2024-11-09 23:51:15,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 23:51:15,726 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 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 56 [2024-11-09 23:51:15,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:15,731 INFO L225 Difference]: With dead ends: 7696 [2024-11-09 23:51:15,731 INFO L226 Difference]: Without dead ends: 4326 [2024-11-09 23:51:15,734 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 [2024-11-09 23:51:15,734 INFO L432 NwaCegarLoop]: 544 mSDtfsCounter, 532 mSDsluCounter, 221 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 532 SdHoareTripleChecker+Valid, 765 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:15,734 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [532 Valid, 765 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:51:15,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4326 states. [2024-11-09 23:51:15,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4326 to 3473. [2024-11-09 23:51:15,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3473 states, 3470 states have (on average 1.3844380403458214) internal successors, (4804), 3472 states have internal predecessors, (4804), 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) [2024-11-09 23:51:15,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3473 states to 3473 states and 4804 transitions. [2024-11-09 23:51:15,764 INFO L78 Accepts]: Start accepts. Automaton has 3473 states and 4804 transitions. Word has length 56 [2024-11-09 23:51:15,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:15,765 INFO L471 AbstractCegarLoop]: Abstraction has 3473 states and 4804 transitions. [2024-11-09 23:51:15,765 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 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) [2024-11-09 23:51:15,765 INFO L276 IsEmpty]: Start isEmpty. Operand 3473 states and 4804 transitions. [2024-11-09 23:51:15,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-09 23:51:15,766 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:15,766 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] [2024-11-09 23:51:15,766 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-09 23:51:15,766 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:15,766 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:15,766 INFO L85 PathProgramCache]: Analyzing trace with hash 102229440, now seen corresponding path program 1 times [2024-11-09 23:51:15,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:15,766 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1407052673] [2024-11-09 23:51:15,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:15,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:15,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:16,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:16,229 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:16,230 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1407052673] [2024-11-09 23:51:16,230 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1407052673] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:16,230 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:16,230 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 23:51:16,230 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58426512] [2024-11-09 23:51:16,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:16,230 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-09 23:51:16,230 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:16,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-09 23:51:16,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-09 23:51:16,231 INFO L87 Difference]: Start difference. First operand 3473 states and 4804 transitions. Second operand has 13 states, 13 states have (on average 4.384615384615385) internal successors, (57), 13 states have internal predecessors, (57), 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) [2024-11-09 23:51:17,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:17,279 INFO L93 Difference]: Finished difference Result 10720 states and 14872 transitions. [2024-11-09 23:51:17,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-09 23:51:17,279 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.384615384615385) internal successors, (57), 13 states have internal predecessors, (57), 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 57 [2024-11-09 23:51:17,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:17,289 INFO L225 Difference]: With dead ends: 10720 [2024-11-09 23:51:17,290 INFO L226 Difference]: Without dead ends: 10716 [2024-11-09 23:51:17,291 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 170 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=205, Invalid=665, Unknown=0, NotChecked=0, Total=870 [2024-11-09 23:51:17,291 INFO L432 NwaCegarLoop]: 620 mSDtfsCounter, 4288 mSDsluCounter, 4535 mSDsCounter, 0 mSdLazyCounter, 1036 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4288 SdHoareTripleChecker+Valid, 5155 SdHoareTripleChecker+Invalid, 1057 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 1036 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:17,291 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4288 Valid, 5155 Invalid, 1057 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 1036 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 23:51:17,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10716 states. [2024-11-09 23:51:17,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10716 to 3469. [2024-11-09 23:51:17,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3469 states, 3467 states have (on average 1.3844822613210268) internal successors, (4800), 3468 states have internal predecessors, (4800), 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) [2024-11-09 23:51:17,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3469 states to 3469 states and 4800 transitions. [2024-11-09 23:51:17,338 INFO L78 Accepts]: Start accepts. Automaton has 3469 states and 4800 transitions. Word has length 57 [2024-11-09 23:51:17,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:17,338 INFO L471 AbstractCegarLoop]: Abstraction has 3469 states and 4800 transitions. [2024-11-09 23:51:17,338 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.384615384615385) internal successors, (57), 13 states have internal predecessors, (57), 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) [2024-11-09 23:51:17,338 INFO L276 IsEmpty]: Start isEmpty. Operand 3469 states and 4800 transitions. [2024-11-09 23:51:17,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-09 23:51:17,339 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:17,339 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] [2024-11-09 23:51:17,339 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-09 23:51:17,339 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:17,339 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:17,340 INFO L85 PathProgramCache]: Analyzing trace with hash 309556886, now seen corresponding path program 1 times [2024-11-09 23:51:17,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:17,340 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054015871] [2024-11-09 23:51:17,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:17,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:17,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:17,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:17,753 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:17,753 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1054015871] [2024-11-09 23:51:17,753 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1054015871] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:17,753 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:17,753 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 23:51:17,753 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1778156996] [2024-11-09 23:51:17,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:17,754 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-09 23:51:17,754 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:17,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-09 23:51:17,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-09 23:51:17,754 INFO L87 Difference]: Start difference. First operand 3469 states and 4800 transitions. Second operand has 13 states, 13 states have (on average 4.384615384615385) internal successors, (57), 13 states have internal predecessors, (57), 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) [2024-11-09 23:51:18,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:18,743 INFO L93 Difference]: Finished difference Result 10712 states and 14865 transitions. [2024-11-09 23:51:18,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-09 23:51:18,743 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.384615384615385) internal successors, (57), 13 states have internal predecessors, (57), 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 57 [2024-11-09 23:51:18,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:18,754 INFO L225 Difference]: With dead ends: 10712 [2024-11-09 23:51:18,754 INFO L226 Difference]: Without dead ends: 10708 [2024-11-09 23:51:18,757 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 203 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=222, Invalid=770, Unknown=0, NotChecked=0, Total=992 [2024-11-09 23:51:18,757 INFO L432 NwaCegarLoop]: 608 mSDtfsCounter, 4508 mSDsluCounter, 3426 mSDsCounter, 0 mSdLazyCounter, 819 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4508 SdHoareTripleChecker+Valid, 4034 SdHoareTripleChecker+Invalid, 845 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 819 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:18,757 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4508 Valid, 4034 Invalid, 845 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 819 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 23:51:18,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10708 states. [2024-11-09 23:51:18,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10708 to 3465. [2024-11-09 23:51:18,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3465 states, 3464 states have (on average 1.384526558891455) internal successors, (4796), 3464 states have internal predecessors, (4796), 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) [2024-11-09 23:51:18,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3465 states to 3465 states and 4796 transitions. [2024-11-09 23:51:18,803 INFO L78 Accepts]: Start accepts. Automaton has 3465 states and 4796 transitions. Word has length 57 [2024-11-09 23:51:18,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:18,803 INFO L471 AbstractCegarLoop]: Abstraction has 3465 states and 4796 transitions. [2024-11-09 23:51:18,803 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.384615384615385) internal successors, (57), 13 states have internal predecessors, (57), 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) [2024-11-09 23:51:18,803 INFO L276 IsEmpty]: Start isEmpty. Operand 3465 states and 4796 transitions. [2024-11-09 23:51:18,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-09 23:51:18,804 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:18,804 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] [2024-11-09 23:51:18,804 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-09 23:51:18,805 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:18,805 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:18,805 INFO L85 PathProgramCache]: Analyzing trace with hash -308252929, now seen corresponding path program 1 times [2024-11-09 23:51:18,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:18,805 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [452313136] [2024-11-09 23:51:18,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:18,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:18,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:18,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:18,873 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:18,873 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [452313136] [2024-11-09 23:51:18,873 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [452313136] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:18,873 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:18,874 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 23:51:18,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72183176] [2024-11-09 23:51:18,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:18,874 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 23:51:18,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:18,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 23:51:18,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 23:51:18,875 INFO L87 Difference]: Start difference. First operand 3465 states and 4796 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 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) [2024-11-09 23:51:18,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:18,955 INFO L93 Difference]: Finished difference Result 11002 states and 15513 transitions. [2024-11-09 23:51:18,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 23:51:18,955 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 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 61 [2024-11-09 23:51:18,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:18,967 INFO L225 Difference]: With dead ends: 11002 [2024-11-09 23:51:18,967 INFO L226 Difference]: Without dead ends: 8088 [2024-11-09 23:51:18,970 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:51:18,971 INFO L432 NwaCegarLoop]: 569 mSDtfsCounter, 1524 mSDsluCounter, 639 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1524 SdHoareTripleChecker+Valid, 1208 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:18,971 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1524 Valid, 1208 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 23:51:18,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8088 states. [2024-11-09 23:51:19,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8088 to 6076. [2024-11-09 23:51:19,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6076 states, 6075 states have (on average 1.3812345679012346) internal successors, (8391), 6075 states have internal predecessors, (8391), 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) [2024-11-09 23:51:19,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6076 states to 6076 states and 8391 transitions. [2024-11-09 23:51:19,038 INFO L78 Accepts]: Start accepts. Automaton has 6076 states and 8391 transitions. Word has length 61 [2024-11-09 23:51:19,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:19,039 INFO L471 AbstractCegarLoop]: Abstraction has 6076 states and 8391 transitions. [2024-11-09 23:51:19,039 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 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) [2024-11-09 23:51:19,039 INFO L276 IsEmpty]: Start isEmpty. Operand 6076 states and 8391 transitions. [2024-11-09 23:51:19,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-09 23:51:19,041 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:19,041 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] [2024-11-09 23:51:19,042 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-09 23:51:19,042 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:19,042 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:19,042 INFO L85 PathProgramCache]: Analyzing trace with hash -673725948, now seen corresponding path program 1 times [2024-11-09 23:51:19,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:19,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1341094726] [2024-11-09 23:51:19,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:19,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:19,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:19,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:19,128 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:19,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1341094726] [2024-11-09 23:51:19,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1341094726] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:19,128 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:19,129 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 23:51:19,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415129858] [2024-11-09 23:51:19,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:19,130 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 23:51:19,130 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:19,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 23:51:19,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-09 23:51:19,130 INFO L87 Difference]: Start difference. First operand 6076 states and 8391 transitions. Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 5 states have internal predecessors, (63), 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) [2024-11-09 23:51:19,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:19,196 INFO L93 Difference]: Finished difference Result 9584 states and 13270 transitions. [2024-11-09 23:51:19,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 23:51:19,196 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 5 states have internal predecessors, (63), 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 63 [2024-11-09 23:51:19,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:19,201 INFO L225 Difference]: With dead ends: 9584 [2024-11-09 23:51:19,201 INFO L226 Difference]: Without dead ends: 4016 [2024-11-09 23:51:19,206 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-09 23:51:19,206 INFO L432 NwaCegarLoop]: 510 mSDtfsCounter, 996 mSDsluCounter, 265 mSDsCounter, 0 mSdLazyCounter, 62 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 996 SdHoareTripleChecker+Valid, 775 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 62 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:19,207 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [996 Valid, 775 Invalid, 75 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 62 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:51:19,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4016 states. [2024-11-09 23:51:19,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4016 to 4012. [2024-11-09 23:51:19,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4012 states, 4011 states have (on average 1.3575168287210173) internal successors, (5445), 4011 states have internal predecessors, (5445), 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) [2024-11-09 23:51:19,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4012 states to 4012 states and 5445 transitions. [2024-11-09 23:51:19,270 INFO L78 Accepts]: Start accepts. Automaton has 4012 states and 5445 transitions. Word has length 63 [2024-11-09 23:51:19,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:19,271 INFO L471 AbstractCegarLoop]: Abstraction has 4012 states and 5445 transitions. [2024-11-09 23:51:19,271 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 5 states have internal predecessors, (63), 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) [2024-11-09 23:51:19,271 INFO L276 IsEmpty]: Start isEmpty. Operand 4012 states and 5445 transitions. [2024-11-09 23:51:19,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-09 23:51:19,272 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:19,272 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] [2024-11-09 23:51:19,272 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-09 23:51:19,272 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:19,273 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:19,273 INFO L85 PathProgramCache]: Analyzing trace with hash -21228549, now seen corresponding path program 1 times [2024-11-09 23:51:19,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:19,273 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662483905] [2024-11-09 23:51:19,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:19,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:19,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:19,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:19,360 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:19,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [662483905] [2024-11-09 23:51:19,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [662483905] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:19,361 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:19,361 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 23:51:19,361 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947741523] [2024-11-09 23:51:19,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:19,361 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 23:51:19,361 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:19,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 23:51:19,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 23:51:19,361 INFO L87 Difference]: Start difference. First operand 4012 states and 5445 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 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) [2024-11-09 23:51:19,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:19,415 INFO L93 Difference]: Finished difference Result 10660 states and 14645 transitions. [2024-11-09 23:51:19,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 23:51:19,416 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 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 [2024-11-09 23:51:19,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:19,424 INFO L225 Difference]: With dead ends: 10660 [2024-11-09 23:51:19,424 INFO L226 Difference]: Without dead ends: 7156 [2024-11-09 23:51:19,428 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 [2024-11-09 23:51:19,428 INFO L432 NwaCegarLoop]: 564 mSDtfsCounter, 264 mSDsluCounter, 288 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 264 SdHoareTripleChecker+Valid, 852 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:19,428 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [264 Valid, 852 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:51:19,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7156 states. [2024-11-09 23:51:19,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7156 to 6738. [2024-11-09 23:51:19,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6738 states, 6737 states have (on average 1.3577259907970907) internal successors, (9147), 6737 states have internal predecessors, (9147), 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) [2024-11-09 23:51:19,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6738 states to 6738 states and 9147 transitions. [2024-11-09 23:51:19,488 INFO L78 Accepts]: Start accepts. Automaton has 6738 states and 9147 transitions. Word has length 67 [2024-11-09 23:51:19,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:19,488 INFO L471 AbstractCegarLoop]: Abstraction has 6738 states and 9147 transitions. [2024-11-09 23:51:19,488 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 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) [2024-11-09 23:51:19,488 INFO L276 IsEmpty]: Start isEmpty. Operand 6738 states and 9147 transitions. [2024-11-09 23:51:19,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-09 23:51:19,489 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:19,490 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] [2024-11-09 23:51:19,490 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-09 23:51:19,490 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:19,490 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:19,490 INFO L85 PathProgramCache]: Analyzing trace with hash 308474135, now seen corresponding path program 1 times [2024-11-09 23:51:19,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:19,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498790612] [2024-11-09 23:51:19,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:19,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:19,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:19,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:19,681 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:19,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [498790612] [2024-11-09 23:51:19,681 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [498790612] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:19,681 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:19,682 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-09 23:51:19,682 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106968734] [2024-11-09 23:51:19,682 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:19,682 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 23:51:19,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:19,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 23:51:19,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-09 23:51:19,683 INFO L87 Difference]: Start difference. First operand 6738 states and 9147 transitions. Second operand has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 6 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) [2024-11-09 23:51:19,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:19,745 INFO L93 Difference]: Finished difference Result 7332 states and 9888 transitions. [2024-11-09 23:51:19,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 23:51:19,745 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 6 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 [2024-11-09 23:51:19,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:19,753 INFO L225 Difference]: With dead ends: 7332 [2024-11-09 23:51:19,753 INFO L226 Difference]: Without dead ends: 7330 [2024-11-09 23:51:19,754 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-09 23:51:19,754 INFO L432 NwaCegarLoop]: 524 mSDtfsCounter, 0 mSDsluCounter, 2044 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2568 SdHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:19,754 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2568 Invalid, 70 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:51:19,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7330 states. [2024-11-09 23:51:19,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7330 to 7330. [2024-11-09 23:51:19,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7330 states, 7329 states have (on average 1.3288306726702142) internal successors, (9739), 7329 states have internal predecessors, (9739), 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) [2024-11-09 23:51:19,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7330 states to 7330 states and 9739 transitions. [2024-11-09 23:51:19,860 INFO L78 Accepts]: Start accepts. Automaton has 7330 states and 9739 transitions. Word has length 70 [2024-11-09 23:51:19,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:19,861 INFO L471 AbstractCegarLoop]: Abstraction has 7330 states and 9739 transitions. [2024-11-09 23:51:19,861 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 6 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) [2024-11-09 23:51:19,861 INFO L276 IsEmpty]: Start isEmpty. Operand 7330 states and 9739 transitions. [2024-11-09 23:51:19,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-09 23:51:19,863 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:19,863 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] [2024-11-09 23:51:19,863 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-09 23:51:19,863 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:19,864 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:19,864 INFO L85 PathProgramCache]: Analyzing trace with hash 2116653022, now seen corresponding path program 1 times [2024-11-09 23:51:19,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:19,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543405627] [2024-11-09 23:51:19,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:19,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:19,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:19,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:19,922 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:19,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [543405627] [2024-11-09 23:51:19,922 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [543405627] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:19,922 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:19,922 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 23:51:19,923 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054263406] [2024-11-09 23:51:19,923 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:19,924 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 23:51:19,924 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:19,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 23:51:19,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 23:51:19,924 INFO L87 Difference]: Start difference. First operand 7330 states and 9739 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) [2024-11-09 23:51:19,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:19,997 INFO L93 Difference]: Finished difference Result 19443 states and 26014 transitions. [2024-11-09 23:51:19,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 23:51:19,998 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 [2024-11-09 23:51:19,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:20,018 INFO L225 Difference]: With dead ends: 19443 [2024-11-09 23:51:20,018 INFO L226 Difference]: Without dead ends: 12621 [2024-11-09 23:51:20,027 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 [2024-11-09 23:51:20,028 INFO L432 NwaCegarLoop]: 524 mSDtfsCounter, 267 mSDsluCounter, 300 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 267 SdHoareTripleChecker+Valid, 824 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:20,028 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [267 Valid, 824 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:51:20,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12621 states. [2024-11-09 23:51:20,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12621 to 12619. [2024-11-09 23:51:20,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12619 states, 12618 states have (on average 1.3230305912188935) internal successors, (16694), 12618 states have internal predecessors, (16694), 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) [2024-11-09 23:51:20,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12619 states to 12619 states and 16694 transitions. [2024-11-09 23:51:20,157 INFO L78 Accepts]: Start accepts. Automaton has 12619 states and 16694 transitions. Word has length 71 [2024-11-09 23:51:20,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:20,157 INFO L471 AbstractCegarLoop]: Abstraction has 12619 states and 16694 transitions. [2024-11-09 23:51:20,157 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) [2024-11-09 23:51:20,157 INFO L276 IsEmpty]: Start isEmpty. Operand 12619 states and 16694 transitions. [2024-11-09 23:51:20,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-09 23:51:20,159 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:20,159 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] [2024-11-09 23:51:20,159 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-09 23:51:20,159 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:20,160 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:20,160 INFO L85 PathProgramCache]: Analyzing trace with hash 1867606538, now seen corresponding path program 1 times [2024-11-09 23:51:20,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:20,160 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1002865276] [2024-11-09 23:51:20,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:20,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:20,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:20,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:20,262 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:20,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1002865276] [2024-11-09 23:51:20,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1002865276] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:20,262 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:20,263 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 23:51:20,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1050885974] [2024-11-09 23:51:20,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:20,263 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 23:51:20,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:20,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 23:51:20,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-09 23:51:20,264 INFO L87 Difference]: Start difference. First operand 12619 states and 16694 transitions. Second operand has 5 states, 5 states have (on average 14.2) internal successors, (71), 5 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) [2024-11-09 23:51:20,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:20,346 INFO L93 Difference]: Finished difference Result 22179 states and 29444 transitions. [2024-11-09 23:51:20,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 23:51:20,347 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 5 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 [2024-11-09 23:51:20,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:20,370 INFO L225 Difference]: With dead ends: 22179 [2024-11-09 23:51:20,370 INFO L226 Difference]: Without dead ends: 18233 [2024-11-09 23:51:20,377 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:51:20,378 INFO L432 NwaCegarLoop]: 570 mSDtfsCounter, 1016 mSDsluCounter, 747 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1016 SdHoareTripleChecker+Valid, 1317 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:20,378 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1016 Valid, 1317 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:51:20,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18233 states. [2024-11-09 23:51:20,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18233 to 15828. [2024-11-09 23:51:20,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15828 states, 15827 states have (on average 1.319454097428445) internal successors, (20883), 15827 states have internal predecessors, (20883), 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) [2024-11-09 23:51:20,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15828 states to 15828 states and 20883 transitions. [2024-11-09 23:51:20,577 INFO L78 Accepts]: Start accepts. Automaton has 15828 states and 20883 transitions. Word has length 71 [2024-11-09 23:51:20,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:20,578 INFO L471 AbstractCegarLoop]: Abstraction has 15828 states and 20883 transitions. [2024-11-09 23:51:20,578 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 5 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) [2024-11-09 23:51:20,578 INFO L276 IsEmpty]: Start isEmpty. Operand 15828 states and 20883 transitions. [2024-11-09 23:51:20,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-11-09 23:51:20,579 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:20,579 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] [2024-11-09 23:51:20,580 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-09 23:51:20,580 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:20,580 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:20,580 INFO L85 PathProgramCache]: Analyzing trace with hash -751335317, now seen corresponding path program 1 times [2024-11-09 23:51:20,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:20,580 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [190006717] [2024-11-09 23:51:20,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:20,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:20,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:20,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:20,635 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:20,635 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [190006717] [2024-11-09 23:51:20,635 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [190006717] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:20,635 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:20,635 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 23:51:20,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [849369481] [2024-11-09 23:51:20,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:20,637 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 23:51:20,637 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:20,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 23:51:20,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 23:51:20,637 INFO L87 Difference]: Start difference. First operand 15828 states and 20883 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) [2024-11-09 23:51:20,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:20,683 INFO L93 Difference]: Finished difference Result 19112 states and 25153 transitions. [2024-11-09 23:51:20,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 23:51:20,684 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 [2024-11-09 23:51:20,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:20,697 INFO L225 Difference]: With dead ends: 19112 [2024-11-09 23:51:20,697 INFO L226 Difference]: Without dead ends: 12550 [2024-11-09 23:51:20,704 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 [2024-11-09 23:51:20,705 INFO L432 NwaCegarLoop]: 545 mSDtfsCounter, 172 mSDsluCounter, 387 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 172 SdHoareTripleChecker+Valid, 932 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:20,705 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [172 Valid, 932 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:51:20,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12550 states. [2024-11-09 23:51:20,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12550 to 12480. [2024-11-09 23:51:20,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12480 states, 12479 states have (on average 1.2981008093597244) internal successors, (16199), 12479 states have internal predecessors, (16199), 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) [2024-11-09 23:51:20,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12480 states to 12480 states and 16199 transitions. [2024-11-09 23:51:20,804 INFO L78 Accepts]: Start accepts. Automaton has 12480 states and 16199 transitions. Word has length 74 [2024-11-09 23:51:20,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:20,804 INFO L471 AbstractCegarLoop]: Abstraction has 12480 states and 16199 transitions. [2024-11-09 23:51:20,804 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) [2024-11-09 23:51:20,804 INFO L276 IsEmpty]: Start isEmpty. Operand 12480 states and 16199 transitions. [2024-11-09 23:51:20,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-11-09 23:51:20,806 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:20,806 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] [2024-11-09 23:51:20,806 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-09 23:51:20,806 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:20,807 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:20,807 INFO L85 PathProgramCache]: Analyzing trace with hash 235425128, now seen corresponding path program 1 times [2024-11-09 23:51:20,807 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:20,807 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1569970666] [2024-11-09 23:51:20,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:20,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:20,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:20,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:20,915 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:20,915 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1569970666] [2024-11-09 23:51:20,915 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1569970666] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:20,915 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:20,915 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-09 23:51:20,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [639628319] [2024-11-09 23:51:20,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:20,915 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 23:51:20,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:20,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 23:51:20,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:51:20,916 INFO L87 Difference]: Start difference. First operand 12480 states and 16199 transitions. Second operand has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 6 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) [2024-11-09 23:51:21,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:21,387 INFO L93 Difference]: Finished difference Result 29108 states and 38001 transitions. [2024-11-09 23:51:21,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 23:51:21,387 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 6 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 [2024-11-09 23:51:21,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:21,411 INFO L225 Difference]: With dead ends: 29108 [2024-11-09 23:51:21,412 INFO L226 Difference]: Without dead ends: 22426 [2024-11-09 23:51:21,422 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=56, Invalid=100, Unknown=0, NotChecked=0, Total=156 [2024-11-09 23:51:21,424 INFO L432 NwaCegarLoop]: 297 mSDtfsCounter, 2430 mSDsluCounter, 455 mSDsCounter, 0 mSdLazyCounter, 619 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2430 SdHoareTripleChecker+Valid, 752 SdHoareTripleChecker+Invalid, 677 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 619 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:21,425 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2430 Valid, 752 Invalid, 677 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 619 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 23:51:21,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22426 states. [2024-11-09 23:51:21,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22426 to 14448. [2024-11-09 23:51:21,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14448 states, 14447 states have (on average 1.2889181144874369) internal successors, (18621), 14447 states have internal predecessors, (18621), 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) [2024-11-09 23:51:21,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14448 states to 14448 states and 18621 transitions. [2024-11-09 23:51:21,632 INFO L78 Accepts]: Start accepts. Automaton has 14448 states and 18621 transitions. Word has length 75 [2024-11-09 23:51:21,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:21,633 INFO L471 AbstractCegarLoop]: Abstraction has 14448 states and 18621 transitions. [2024-11-09 23:51:21,633 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 6 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) [2024-11-09 23:51:21,633 INFO L276 IsEmpty]: Start isEmpty. Operand 14448 states and 18621 transitions. [2024-11-09 23:51:21,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-11-09 23:51:21,635 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:21,636 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] [2024-11-09 23:51:21,636 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-09 23:51:21,636 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:21,636 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:21,636 INFO L85 PathProgramCache]: Analyzing trace with hash 1742623008, now seen corresponding path program 1 times [2024-11-09 23:51:21,636 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:21,636 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693097193] [2024-11-09 23:51:21,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:21,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:21,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:21,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:21,712 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:21,712 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693097193] [2024-11-09 23:51:21,712 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1693097193] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:21,712 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:21,712 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 23:51:21,712 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872375286] [2024-11-09 23:51:21,713 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:21,713 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 23:51:21,713 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:21,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 23:51:21,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-09 23:51:21,713 INFO L87 Difference]: Start difference. First operand 14448 states and 18621 transitions. Second operand has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 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) [2024-11-09 23:51:21,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:21,812 INFO L93 Difference]: Finished difference Result 21435 states and 27798 transitions. [2024-11-09 23:51:21,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 23:51:21,812 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 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 [2024-11-09 23:51:21,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:21,829 INFO L225 Difference]: With dead ends: 21435 [2024-11-09 23:51:21,829 INFO L226 Difference]: Without dead ends: 18633 [2024-11-09 23:51:21,836 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:51:21,836 INFO L432 NwaCegarLoop]: 606 mSDtfsCounter, 944 mSDsluCounter, 828 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 944 SdHoareTripleChecker+Valid, 1434 SdHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:21,837 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [944 Valid, 1434 Invalid, 107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 23:51:21,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18633 states. [2024-11-09 23:51:21,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18633 to 17203. [2024-11-09 23:51:21,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17203 states, 17202 states have (on average 1.290315079641902) internal successors, (22196), 17202 states have internal predecessors, (22196), 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) [2024-11-09 23:51:21,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17203 states to 17203 states and 22196 transitions. [2024-11-09 23:51:21,975 INFO L78 Accepts]: Start accepts. Automaton has 17203 states and 22196 transitions. Word has length 75 [2024-11-09 23:51:21,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:21,976 INFO L471 AbstractCegarLoop]: Abstraction has 17203 states and 22196 transitions. [2024-11-09 23:51:21,976 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 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) [2024-11-09 23:51:21,976 INFO L276 IsEmpty]: Start isEmpty. Operand 17203 states and 22196 transitions. [2024-11-09 23:51:21,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-09 23:51:21,978 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:21,978 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] [2024-11-09 23:51:21,978 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-09 23:51:21,978 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:21,978 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:21,979 INFO L85 PathProgramCache]: Analyzing trace with hash -867490207, now seen corresponding path program 1 times [2024-11-09 23:51:21,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:21,979 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1614259375] [2024-11-09 23:51:21,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:21,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:22,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:22,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:22,096 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:22,096 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1614259375] [2024-11-09 23:51:22,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1614259375] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:22,097 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:22,097 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 23:51:22,097 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1470307465] [2024-11-09 23:51:22,097 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:22,098 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 23:51:22,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:22,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 23:51:22,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-09 23:51:22,098 INFO L87 Difference]: Start difference. First operand 17203 states and 22196 transitions. Second operand has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 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) [2024-11-09 23:51:22,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:22,196 INFO L93 Difference]: Finished difference Result 26815 states and 34806 transitions. [2024-11-09 23:51:22,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 23:51:22,196 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 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 [2024-11-09 23:51:22,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:22,214 INFO L225 Difference]: With dead ends: 26815 [2024-11-09 23:51:22,215 INFO L226 Difference]: Without dead ends: 22345 [2024-11-09 23:51:22,222 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:51:22,223 INFO L432 NwaCegarLoop]: 613 mSDtfsCounter, 1031 mSDsluCounter, 658 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1031 SdHoareTripleChecker+Valid, 1271 SdHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:22,223 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1031 Valid, 1271 Invalid, 77 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:51:22,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22345 states. [2024-11-09 23:51:22,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22345 to 20915. [2024-11-09 23:51:22,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20915 states, 20914 states have (on average 1.2900449459692072) internal successors, (26980), 20914 states have internal predecessors, (26980), 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) [2024-11-09 23:51:22,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20915 states to 20915 states and 26980 transitions. [2024-11-09 23:51:22,389 INFO L78 Accepts]: Start accepts. Automaton has 20915 states and 26980 transitions. Word has length 77 [2024-11-09 23:51:22,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:22,389 INFO L471 AbstractCegarLoop]: Abstraction has 20915 states and 26980 transitions. [2024-11-09 23:51:22,389 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 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) [2024-11-09 23:51:22,390 INFO L276 IsEmpty]: Start isEmpty. Operand 20915 states and 26980 transitions. [2024-11-09 23:51:22,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-09 23:51:22,393 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:22,393 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, 1, 1, 1, 1] [2024-11-09 23:51:22,393 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-09 23:51:22,393 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:22,393 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:22,393 INFO L85 PathProgramCache]: Analyzing trace with hash -940251475, now seen corresponding path program 1 times [2024-11-09 23:51:22,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:22,394 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [785468773] [2024-11-09 23:51:22,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:22,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:22,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:22,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:22,525 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:22,525 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [785468773] [2024-11-09 23:51:22,525 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [785468773] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:22,525 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:22,525 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 23:51:22,525 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [178695742] [2024-11-09 23:51:22,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:22,525 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 23:51:22,526 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:22,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 23:51:22,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-09 23:51:22,526 INFO L87 Difference]: Start difference. First operand 20915 states and 26980 transitions. Second operand has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 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) [2024-11-09 23:51:22,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:22,636 INFO L93 Difference]: Finished difference Result 28205 states and 36437 transitions. [2024-11-09 23:51:22,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 23:51:22,636 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 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 83 [2024-11-09 23:51:22,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:22,654 INFO L225 Difference]: With dead ends: 28205 [2024-11-09 23:51:22,654 INFO L226 Difference]: Without dead ends: 22167 [2024-11-09 23:51:22,667 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:51:22,668 INFO L432 NwaCegarLoop]: 571 mSDtfsCounter, 952 mSDsluCounter, 862 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 952 SdHoareTripleChecker+Valid, 1433 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:22,668 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [952 Valid, 1433 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 23:51:22,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22167 states. [2024-11-09 23:51:22,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22167 to 20739. [2024-11-09 23:51:22,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20739 states, 20738 states have (on average 1.2882630919085736) internal successors, (26716), 20738 states have internal predecessors, (26716), 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) [2024-11-09 23:51:23,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20739 states to 20739 states and 26716 transitions. [2024-11-09 23:51:23,017 INFO L78 Accepts]: Start accepts. Automaton has 20739 states and 26716 transitions. Word has length 83 [2024-11-09 23:51:23,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:23,017 INFO L471 AbstractCegarLoop]: Abstraction has 20739 states and 26716 transitions. [2024-11-09 23:51:23,017 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 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) [2024-11-09 23:51:23,017 INFO L276 IsEmpty]: Start isEmpty. Operand 20739 states and 26716 transitions. [2024-11-09 23:51:23,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-09 23:51:23,022 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:23,022 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, 1, 1, 1, 1] [2024-11-09 23:51:23,022 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-09 23:51:23,023 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:23,023 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:23,023 INFO L85 PathProgramCache]: Analyzing trace with hash -139613778, now seen corresponding path program 1 times [2024-11-09 23:51:23,023 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:23,023 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1723188883] [2024-11-09 23:51:23,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:23,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:23,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:23,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:23,210 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:23,210 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1723188883] [2024-11-09 23:51:23,210 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1723188883] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:23,211 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:23,211 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 23:51:23,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [311020341] [2024-11-09 23:51:23,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:23,212 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 23:51:23,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:23,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 23:51:23,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-09 23:51:23,213 INFO L87 Difference]: Start difference. First operand 20739 states and 26716 transitions. Second operand has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 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) [2024-11-09 23:51:23,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:23,330 INFO L93 Difference]: Finished difference Result 27593 states and 35681 transitions. [2024-11-09 23:51:23,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 23:51:23,330 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 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 83 [2024-11-09 23:51:23,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:23,351 INFO L225 Difference]: With dead ends: 27593 [2024-11-09 23:51:23,351 INFO L226 Difference]: Without dead ends: 22039 [2024-11-09 23:51:23,359 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:51:23,360 INFO L432 NwaCegarLoop]: 605 mSDtfsCounter, 978 mSDsluCounter, 708 mSDsCounter, 0 mSdLazyCounter, 79 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 978 SdHoareTripleChecker+Valid, 1313 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 79 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:23,361 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [978 Valid, 1313 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 79 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:51:23,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22039 states. [2024-11-09 23:51:23,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22039 to 20611. [2024-11-09 23:51:23,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20611 states, 20610 states have (on average 1.2869480834546336) internal successors, (26524), 20610 states have internal predecessors, (26524), 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) [2024-11-09 23:51:23,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20611 states to 20611 states and 26524 transitions. [2024-11-09 23:51:23,603 INFO L78 Accepts]: Start accepts. Automaton has 20611 states and 26524 transitions. Word has length 83 [2024-11-09 23:51:23,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:23,603 INFO L471 AbstractCegarLoop]: Abstraction has 20611 states and 26524 transitions. [2024-11-09 23:51:23,603 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 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) [2024-11-09 23:51:23,603 INFO L276 IsEmpty]: Start isEmpty. Operand 20611 states and 26524 transitions. [2024-11-09 23:51:23,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-09 23:51:23,606 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:23,606 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, 1, 1, 1, 1] [2024-11-09 23:51:23,606 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-09 23:51:23,607 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:23,608 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:23,608 INFO L85 PathProgramCache]: Analyzing trace with hash 1506570567, now seen corresponding path program 1 times [2024-11-09 23:51:23,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:23,608 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1378175607] [2024-11-09 23:51:23,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:23,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:23,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:23,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:23,721 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:23,721 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1378175607] [2024-11-09 23:51:23,721 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1378175607] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:23,721 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:23,721 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 23:51:23,721 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1976492194] [2024-11-09 23:51:23,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:23,721 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 23:51:23,722 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:23,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 23:51:23,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-09 23:51:23,722 INFO L87 Difference]: Start difference. First operand 20611 states and 26524 transitions. Second operand has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 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) [2024-11-09 23:51:23,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:23,826 INFO L93 Difference]: Finished difference Result 30013 states and 38785 transitions. [2024-11-09 23:51:23,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 23:51:23,826 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 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 83 [2024-11-09 23:51:23,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:23,845 INFO L225 Difference]: With dead ends: 30013 [2024-11-09 23:51:23,845 INFO L226 Difference]: Without dead ends: 21831 [2024-11-09 23:51:23,853 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:51:23,854 INFO L432 NwaCegarLoop]: 613 mSDtfsCounter, 970 mSDsluCounter, 761 mSDsCounter, 0 mSdLazyCounter, 93 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 970 SdHoareTripleChecker+Valid, 1374 SdHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 93 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:23,854 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [970 Valid, 1374 Invalid, 98 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:51:23,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21831 states. [2024-11-09 23:51:24,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21831 to 20403. [2024-11-09 23:51:24,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20403 states, 20402 states have (on average 1.2847760023527106) internal successors, (26212), 20402 states have internal predecessors, (26212), 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) [2024-11-09 23:51:24,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20403 states to 20403 states and 26212 transitions. [2024-11-09 23:51:24,095 INFO L78 Accepts]: Start accepts. Automaton has 20403 states and 26212 transitions. Word has length 83 [2024-11-09 23:51:24,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:24,095 INFO L471 AbstractCegarLoop]: Abstraction has 20403 states and 26212 transitions. [2024-11-09 23:51:24,095 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 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) [2024-11-09 23:51:24,095 INFO L276 IsEmpty]: Start isEmpty. Operand 20403 states and 26212 transitions. [2024-11-09 23:51:24,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-09 23:51:24,098 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:24,099 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, 1, 1, 1, 1, 1] [2024-11-09 23:51:24,099 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-09 23:51:24,099 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:24,099 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:24,099 INFO L85 PathProgramCache]: Analyzing trace with hash -118350907, now seen corresponding path program 1 times [2024-11-09 23:51:24,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:24,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801211341] [2024-11-09 23:51:24,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:24,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:24,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:24,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:24,201 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:24,201 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [801211341] [2024-11-09 23:51:24,202 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [801211341] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:24,202 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:24,202 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-09 23:51:24,202 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [272437049] [2024-11-09 23:51:24,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:24,202 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 23:51:24,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:24,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 23:51:24,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:51:24,203 INFO L87 Difference]: Start difference. First operand 20403 states and 26212 transitions. Second operand has 7 states, 7 states have (on average 12.0) internal successors, (84), 6 states have internal predecessors, (84), 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) [2024-11-09 23:51:24,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:24,593 INFO L93 Difference]: Finished difference Result 23650 states and 30305 transitions. [2024-11-09 23:51:24,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-09 23:51:24,593 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.0) internal successors, (84), 6 states have internal predecessors, (84), 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 84 [2024-11-09 23:51:24,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:24,613 INFO L225 Difference]: With dead ends: 23650 [2024-11-09 23:51:24,613 INFO L226 Difference]: Without dead ends: 22952 [2024-11-09 23:51:24,620 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2024-11-09 23:51:24,621 INFO L432 NwaCegarLoop]: 307 mSDtfsCounter, 2120 mSDsluCounter, 401 mSDsCounter, 0 mSdLazyCounter, 544 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2120 SdHoareTripleChecker+Valid, 708 SdHoareTripleChecker+Invalid, 598 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 544 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:24,621 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2120 Valid, 708 Invalid, 598 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 544 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 23:51:24,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22952 states. [2024-11-09 23:51:24,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22952 to 20400. [2024-11-09 23:51:24,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20400 states, 20399 states have (on average 1.2847198392078043) internal successors, (26207), 20399 states have internal predecessors, (26207), 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) [2024-11-09 23:51:24,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20400 states to 20400 states and 26207 transitions. [2024-11-09 23:51:24,782 INFO L78 Accepts]: Start accepts. Automaton has 20400 states and 26207 transitions. Word has length 84 [2024-11-09 23:51:24,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:24,782 INFO L471 AbstractCegarLoop]: Abstraction has 20400 states and 26207 transitions. [2024-11-09 23:51:24,782 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.0) internal successors, (84), 6 states have internal predecessors, (84), 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) [2024-11-09 23:51:24,782 INFO L276 IsEmpty]: Start isEmpty. Operand 20400 states and 26207 transitions. [2024-11-09 23:51:24,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-09 23:51:24,785 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:24,785 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, 1, 1, 1, 1, 1] [2024-11-09 23:51:24,785 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-09 23:51:24,785 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:24,786 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:24,786 INFO L85 PathProgramCache]: Analyzing trace with hash -1717433884, now seen corresponding path program 1 times [2024-11-09 23:51:24,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:24,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653016202] [2024-11-09 23:51:24,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:24,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:24,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:24,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:24,879 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:24,879 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653016202] [2024-11-09 23:51:24,879 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [653016202] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:24,879 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:24,879 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-09 23:51:24,879 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899690780] [2024-11-09 23:51:24,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:24,879 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 23:51:24,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:24,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 23:51:24,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:51:24,880 INFO L87 Difference]: Start difference. First operand 20400 states and 26207 transitions. Second operand has 7 states, 7 states have (on average 12.0) internal successors, (84), 6 states have internal predecessors, (84), 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) [2024-11-09 23:51:25,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:25,259 INFO L93 Difference]: Finished difference Result 23647 states and 30300 transitions. [2024-11-09 23:51:25,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-09 23:51:25,259 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.0) internal successors, (84), 6 states have internal predecessors, (84), 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 84 [2024-11-09 23:51:25,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:25,278 INFO L225 Difference]: With dead ends: 23647 [2024-11-09 23:51:25,278 INFO L226 Difference]: Without dead ends: 22949 [2024-11-09 23:51:25,283 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2024-11-09 23:51:25,284 INFO L432 NwaCegarLoop]: 303 mSDtfsCounter, 2124 mSDsluCounter, 397 mSDsCounter, 0 mSdLazyCounter, 540 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2124 SdHoareTripleChecker+Valid, 700 SdHoareTripleChecker+Invalid, 594 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 540 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:25,284 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2124 Valid, 700 Invalid, 594 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 540 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 23:51:25,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22949 states. [2024-11-09 23:51:25,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22949 to 20397. [2024-11-09 23:51:25,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20397 states, 20396 states have (on average 1.2846636595410865) internal successors, (26202), 20396 states have internal predecessors, (26202), 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) [2024-11-09 23:51:25,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20397 states to 20397 states and 26202 transitions. [2024-11-09 23:51:25,470 INFO L78 Accepts]: Start accepts. Automaton has 20397 states and 26202 transitions. Word has length 84 [2024-11-09 23:51:25,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:25,470 INFO L471 AbstractCegarLoop]: Abstraction has 20397 states and 26202 transitions. [2024-11-09 23:51:25,470 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.0) internal successors, (84), 6 states have internal predecessors, (84), 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) [2024-11-09 23:51:25,470 INFO L276 IsEmpty]: Start isEmpty. Operand 20397 states and 26202 transitions. [2024-11-09 23:51:25,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-09 23:51:25,475 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:25,475 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:51:25,475 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-09 23:51:25,476 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:25,476 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:25,476 INFO L85 PathProgramCache]: Analyzing trace with hash -690992532, now seen corresponding path program 1 times [2024-11-09 23:51:25,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:25,476 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046400412] [2024-11-09 23:51:25,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:25,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:25,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:25,666 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-09 23:51:25,666 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:25,666 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1046400412] [2024-11-09 23:51:25,666 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1046400412] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:25,666 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:25,666 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 23:51:25,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1136244459] [2024-11-09 23:51:25,667 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:25,667 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 23:51:25,667 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:25,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 23:51:25,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-09 23:51:25,668 INFO L87 Difference]: Start difference. First operand 20397 states and 26202 transitions. Second operand has 8 states, 8 states have (on average 10.75) internal successors, (86), 7 states have internal predecessors, (86), 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) [2024-11-09 23:51:26,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:26,106 INFO L93 Difference]: Finished difference Result 34087 states and 43758 transitions. [2024-11-09 23:51:26,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-09 23:51:26,106 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.75) internal successors, (86), 7 states have internal predecessors, (86), 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 93 [2024-11-09 23:51:26,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:26,133 INFO L225 Difference]: With dead ends: 34087 [2024-11-09 23:51:26,133 INFO L226 Difference]: Without dead ends: 30443 [2024-11-09 23:51:26,143 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2024-11-09 23:51:26,143 INFO L432 NwaCegarLoop]: 293 mSDtfsCounter, 2216 mSDsluCounter, 995 mSDsCounter, 0 mSdLazyCounter, 948 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2216 SdHoareTripleChecker+Valid, 1288 SdHoareTripleChecker+Invalid, 955 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 948 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:26,143 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2216 Valid, 1288 Invalid, 955 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 948 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 23:51:26,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30443 states. [2024-11-09 23:51:26,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30443 to 19843. [2024-11-09 23:51:26,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19843 states, 19842 states have (on average 1.2846991230722709) internal successors, (25491), 19842 states have internal predecessors, (25491), 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) [2024-11-09 23:51:26,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19843 states to 19843 states and 25491 transitions. [2024-11-09 23:51:26,311 INFO L78 Accepts]: Start accepts. Automaton has 19843 states and 25491 transitions. Word has length 93 [2024-11-09 23:51:26,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:26,311 INFO L471 AbstractCegarLoop]: Abstraction has 19843 states and 25491 transitions. [2024-11-09 23:51:26,311 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.75) internal successors, (86), 7 states have internal predecessors, (86), 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) [2024-11-09 23:51:26,311 INFO L276 IsEmpty]: Start isEmpty. Operand 19843 states and 25491 transitions. [2024-11-09 23:51:26,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-09 23:51:26,315 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:26,316 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:51:26,316 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-09 23:51:26,316 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:26,316 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:26,316 INFO L85 PathProgramCache]: Analyzing trace with hash 1173171032, now seen corresponding path program 1 times [2024-11-09 23:51:26,316 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:26,316 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1098651863] [2024-11-09 23:51:26,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:26,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:26,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:26,538 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:26,538 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:26,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1098651863] [2024-11-09 23:51:26,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1098651863] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 23:51:26,539 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1704373124] [2024-11-09 23:51:26,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:26,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 23:51:26,539 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 23:51:26,541 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 23:51:26,541 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 23:51:26,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:26,805 INFO L255 TraceCheckSpWp]: Trace formula consists of 750 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 23:51:26,813 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 23:51:27,198 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:27,199 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 23:51:27,798 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:27,798 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1704373124] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 23:51:27,798 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 23:51:27,798 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 8, 8] total 19 [2024-11-09 23:51:27,798 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1368445712] [2024-11-09 23:51:27,798 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 23:51:27,799 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-09 23:51:27,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:27,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-09 23:51:27,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2024-11-09 23:51:27,799 INFO L87 Difference]: Start difference. First operand 19843 states and 25491 transitions. Second operand has 19 states, 19 states have (on average 13.789473684210526) internal successors, (262), 19 states have internal predecessors, (262), 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) [2024-11-09 23:51:29,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:29,614 INFO L93 Difference]: Finished difference Result 79486 states and 102043 transitions. [2024-11-09 23:51:29,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-11-09 23:51:29,615 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 13.789473684210526) internal successors, (262), 19 states have internal predecessors, (262), 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 93 [2024-11-09 23:51:29,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:29,767 INFO L225 Difference]: With dead ends: 79486 [2024-11-09 23:51:29,767 INFO L226 Difference]: Without dead ends: 60136 [2024-11-09 23:51:29,781 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 230 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 932 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=773, Invalid=2649, Unknown=0, NotChecked=0, Total=3422 [2024-11-09 23:51:29,782 INFO L432 NwaCegarLoop]: 351 mSDtfsCounter, 4143 mSDsluCounter, 2669 mSDsCounter, 0 mSdLazyCounter, 2909 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4143 SdHoareTripleChecker+Valid, 3020 SdHoareTripleChecker+Invalid, 2957 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 2909 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:29,782 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4143 Valid, 3020 Invalid, 2957 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 2909 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-09 23:51:29,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60136 states. [2024-11-09 23:51:30,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60136 to 26453. [2024-11-09 23:51:30,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26453 states, 26452 states have (on average 1.2820580674429154) internal successors, (33913), 26452 states have internal predecessors, (33913), 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) [2024-11-09 23:51:30,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26453 states to 26453 states and 33913 transitions. [2024-11-09 23:51:30,192 INFO L78 Accepts]: Start accepts. Automaton has 26453 states and 33913 transitions. Word has length 93 [2024-11-09 23:51:30,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:30,193 INFO L471 AbstractCegarLoop]: Abstraction has 26453 states and 33913 transitions. [2024-11-09 23:51:30,193 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 13.789473684210526) internal successors, (262), 19 states have internal predecessors, (262), 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) [2024-11-09 23:51:30,193 INFO L276 IsEmpty]: Start isEmpty. Operand 26453 states and 33913 transitions. [2024-11-09 23:51:30,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-09 23:51:30,200 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:30,200 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:51:30,220 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-09 23:51:30,404 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 23:51:30,405 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:30,405 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:30,406 INFO L85 PathProgramCache]: Analyzing trace with hash -569806054, now seen corresponding path program 1 times [2024-11-09 23:51:30,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:30,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587500228] [2024-11-09 23:51:30,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:30,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:30,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:30,496 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:30,496 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:30,497 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [587500228] [2024-11-09 23:51:30,497 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [587500228] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:30,497 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:30,497 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 23:51:30,497 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862603561] [2024-11-09 23:51:30,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:30,497 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 23:51:30,498 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:30,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 23:51:30,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 23:51:30,498 INFO L87 Difference]: Start difference. First operand 26453 states and 33913 transitions. Second operand has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 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) [2024-11-09 23:51:30,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:30,594 INFO L93 Difference]: Finished difference Result 35913 states and 46045 transitions. [2024-11-09 23:51:30,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 23:51:30,595 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 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 97 [2024-11-09 23:51:30,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:30,609 INFO L225 Difference]: With dead ends: 35913 [2024-11-09 23:51:30,609 INFO L226 Difference]: Without dead ends: 16153 [2024-11-09 23:51:30,623 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 [2024-11-09 23:51:30,624 INFO L432 NwaCegarLoop]: 529 mSDtfsCounter, 142 mSDsluCounter, 385 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 914 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:30,624 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [142 Valid, 914 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:51:30,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16153 states. [2024-11-09 23:51:30,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16153 to 15369. [2024-11-09 23:51:30,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15369 states, 15368 states have (on average 1.2701067152524728) internal successors, (19519), 15368 states have internal predecessors, (19519), 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) [2024-11-09 23:51:30,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15369 states to 15369 states and 19519 transitions. [2024-11-09 23:51:30,792 INFO L78 Accepts]: Start accepts. Automaton has 15369 states and 19519 transitions. Word has length 97 [2024-11-09 23:51:30,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:30,792 INFO L471 AbstractCegarLoop]: Abstraction has 15369 states and 19519 transitions. [2024-11-09 23:51:30,792 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 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) [2024-11-09 23:51:30,792 INFO L276 IsEmpty]: Start isEmpty. Operand 15369 states and 19519 transitions. [2024-11-09 23:51:30,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-11-09 23:51:30,798 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:30,798 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:51:30,798 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-11-09 23:51:30,798 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:30,798 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:30,798 INFO L85 PathProgramCache]: Analyzing trace with hash -1700512517, now seen corresponding path program 1 times [2024-11-09 23:51:30,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:30,799 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [70085243] [2024-11-09 23:51:30,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:30,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:30,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:30,894 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:30,894 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:30,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [70085243] [2024-11-09 23:51:30,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [70085243] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:30,895 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:30,895 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 23:51:30,895 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023608642] [2024-11-09 23:51:30,895 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:30,895 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 23:51:30,896 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:30,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 23:51:30,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 23:51:30,896 INFO L87 Difference]: Start difference. First operand 15369 states and 19519 transitions. Second operand has 5 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 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) [2024-11-09 23:51:31,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:31,202 INFO L93 Difference]: Finished difference Result 31618 states and 40169 transitions. [2024-11-09 23:51:31,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 23:51:31,202 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 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 100 [2024-11-09 23:51:31,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:31,218 INFO L225 Difference]: With dead ends: 31618 [2024-11-09 23:51:31,218 INFO L226 Difference]: Without dead ends: 16817 [2024-11-09 23:51:31,229 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:51:31,229 INFO L432 NwaCegarLoop]: 304 mSDtfsCounter, 963 mSDsluCounter, 402 mSDsCounter, 0 mSdLazyCounter, 464 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 963 SdHoareTripleChecker+Valid, 706 SdHoareTripleChecker+Invalid, 519 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 464 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:31,229 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [963 Valid, 706 Invalid, 519 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 464 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-09 23:51:31,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16817 states. [2024-11-09 23:51:31,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16817 to 14694. [2024-11-09 23:51:31,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14694 states, 14693 states have (on average 1.2475328387667597) internal successors, (18330), 14693 states have internal predecessors, (18330), 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) [2024-11-09 23:51:31,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14694 states to 14694 states and 18330 transitions. [2024-11-09 23:51:31,441 INFO L78 Accepts]: Start accepts. Automaton has 14694 states and 18330 transitions. Word has length 100 [2024-11-09 23:51:31,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:31,441 INFO L471 AbstractCegarLoop]: Abstraction has 14694 states and 18330 transitions. [2024-11-09 23:51:31,441 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 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) [2024-11-09 23:51:31,442 INFO L276 IsEmpty]: Start isEmpty. Operand 14694 states and 18330 transitions. [2024-11-09 23:51:31,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-09 23:51:31,446 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:31,446 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:51:31,446 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-11-09 23:51:31,446 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:31,447 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:31,447 INFO L85 PathProgramCache]: Analyzing trace with hash 979894512, now seen corresponding path program 1 times [2024-11-09 23:51:31,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:31,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1686435044] [2024-11-09 23:51:31,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:31,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:31,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:31,539 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:31,540 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:31,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1686435044] [2024-11-09 23:51:31,540 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1686435044] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 23:51:31,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1124960840] [2024-11-09 23:51:31,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:31,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 23:51:31,541 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 23:51:31,542 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 23:51:31,551 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-09 23:51:31,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:31,835 INFO L255 TraceCheckSpWp]: Trace formula consists of 767 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 23:51:31,838 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 23:51:32,053 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:32,053 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 23:51:32,179 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:32,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1124960840] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 23:51:32,179 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 23:51:32,179 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 6] total 14 [2024-11-09 23:51:32,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [232766579] [2024-11-09 23:51:32,180 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 23:51:32,181 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 23:51:32,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:32,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 23:51:32,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2024-11-09 23:51:32,181 INFO L87 Difference]: Start difference. First operand 14694 states and 18330 transitions. Second operand has 14 states, 14 states have (on average 19.5) internal successors, (273), 14 states have internal predecessors, (273), 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) [2024-11-09 23:51:32,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:32,638 INFO L93 Difference]: Finished difference Result 44111 states and 55157 transitions. [2024-11-09 23:51:32,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 23:51:32,639 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 19.5) internal successors, (273), 14 states have internal predecessors, (273), 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 101 [2024-11-09 23:51:32,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:32,665 INFO L225 Difference]: With dead ends: 44111 [2024-11-09 23:51:32,665 INFO L226 Difference]: Without dead ends: 30113 [2024-11-09 23:51:32,678 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 213 GetRequests, 195 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=89, Invalid=253, Unknown=0, NotChecked=0, Total=342 [2024-11-09 23:51:32,678 INFO L432 NwaCegarLoop]: 298 mSDtfsCounter, 2676 mSDsluCounter, 934 mSDsCounter, 0 mSdLazyCounter, 954 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2676 SdHoareTripleChecker+Valid, 1232 SdHoareTripleChecker+Invalid, 1091 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 954 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:32,678 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2676 Valid, 1232 Invalid, 1091 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 954 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 23:51:32,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30113 states. [2024-11-09 23:51:32,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30113 to 21820. [2024-11-09 23:51:32,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21820 states, 21819 states have (on average 1.2336495714744031) internal successors, (26917), 21819 states have internal predecessors, (26917), 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) [2024-11-09 23:51:32,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21820 states to 21820 states and 26917 transitions. [2024-11-09 23:51:32,862 INFO L78 Accepts]: Start accepts. Automaton has 21820 states and 26917 transitions. Word has length 101 [2024-11-09 23:51:32,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:32,862 INFO L471 AbstractCegarLoop]: Abstraction has 21820 states and 26917 transitions. [2024-11-09 23:51:32,862 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 19.5) internal successors, (273), 14 states have internal predecessors, (273), 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) [2024-11-09 23:51:32,862 INFO L276 IsEmpty]: Start isEmpty. Operand 21820 states and 26917 transitions. [2024-11-09 23:51:32,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-09 23:51:32,869 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:32,869 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:51:32,882 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-09 23:51:33,069 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable33 [2024-11-09 23:51:33,070 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:33,070 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:33,070 INFO L85 PathProgramCache]: Analyzing trace with hash -1606109004, now seen corresponding path program 1 times [2024-11-09 23:51:33,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:33,070 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733226167] [2024-11-09 23:51:33,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:33,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:33,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:33,166 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-09 23:51:33,167 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:33,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1733226167] [2024-11-09 23:51:33,167 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1733226167] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:33,167 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:33,167 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 23:51:33,167 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333254394] [2024-11-09 23:51:33,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:33,169 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 23:51:33,169 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:33,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 23:51:33,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 23:51:33,169 INFO L87 Difference]: Start difference. First operand 21820 states and 26917 transitions. Second operand has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 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) [2024-11-09 23:51:33,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:33,228 INFO L93 Difference]: Finished difference Result 27877 states and 34353 transitions. [2024-11-09 23:51:33,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 23:51:33,228 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 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 103 [2024-11-09 23:51:33,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:33,241 INFO L225 Difference]: With dead ends: 27877 [2024-11-09 23:51:33,241 INFO L226 Difference]: Without dead ends: 14770 [2024-11-09 23:51:33,249 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 [2024-11-09 23:51:33,250 INFO L432 NwaCegarLoop]: 515 mSDtfsCounter, 151 mSDsluCounter, 374 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 889 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:33,250 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [151 Valid, 889 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:51:33,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14770 states. [2024-11-09 23:51:33,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14770 to 14741. [2024-11-09 23:51:33,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14741 states, 14740 states have (on average 1.221641791044776) internal successors, (18007), 14740 states have internal predecessors, (18007), 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) [2024-11-09 23:51:33,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14741 states to 14741 states and 18007 transitions. [2024-11-09 23:51:33,355 INFO L78 Accepts]: Start accepts. Automaton has 14741 states and 18007 transitions. Word has length 103 [2024-11-09 23:51:33,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:33,356 INFO L471 AbstractCegarLoop]: Abstraction has 14741 states and 18007 transitions. [2024-11-09 23:51:33,356 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 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) [2024-11-09 23:51:33,356 INFO L276 IsEmpty]: Start isEmpty. Operand 14741 states and 18007 transitions. [2024-11-09 23:51:33,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-09 23:51:33,360 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:33,360 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:51:33,360 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2024-11-09 23:51:33,360 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:33,360 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:33,361 INFO L85 PathProgramCache]: Analyzing trace with hash -596880638, now seen corresponding path program 1 times [2024-11-09 23:51:33,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:33,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [728217332] [2024-11-09 23:51:33,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:33,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:33,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:33,484 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-09 23:51:33,484 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:33,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [728217332] [2024-11-09 23:51:33,485 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [728217332] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:33,485 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:33,485 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 23:51:33,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1514558532] [2024-11-09 23:51:33,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:33,485 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 23:51:33,485 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:33,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 23:51:33,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 23:51:33,486 INFO L87 Difference]: Start difference. First operand 14741 states and 18007 transitions. Second operand has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 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) [2024-11-09 23:51:33,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:33,580 INFO L93 Difference]: Finished difference Result 32205 states and 39136 transitions. [2024-11-09 23:51:33,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 23:51:33,580 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 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 105 [2024-11-09 23:51:33,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:33,596 INFO L225 Difference]: With dead ends: 32205 [2024-11-09 23:51:33,597 INFO L226 Difference]: Without dead ends: 18065 [2024-11-09 23:51:33,607 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 [2024-11-09 23:51:33,609 INFO L432 NwaCegarLoop]: 547 mSDtfsCounter, 300 mSDsluCounter, 225 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 300 SdHoareTripleChecker+Valid, 772 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:33,609 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [300 Valid, 772 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:51:33,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18065 states. [2024-11-09 23:51:33,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18065 to 15487. [2024-11-09 23:51:33,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15487 states, 15486 states have (on average 1.1911403848637478) internal successors, (18446), 15486 states have internal predecessors, (18446), 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) [2024-11-09 23:51:33,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15487 states to 15487 states and 18446 transitions. [2024-11-09 23:51:33,797 INFO L78 Accepts]: Start accepts. Automaton has 15487 states and 18446 transitions. Word has length 105 [2024-11-09 23:51:33,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:33,797 INFO L471 AbstractCegarLoop]: Abstraction has 15487 states and 18446 transitions. [2024-11-09 23:51:33,798 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 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) [2024-11-09 23:51:33,798 INFO L276 IsEmpty]: Start isEmpty. Operand 15487 states and 18446 transitions. [2024-11-09 23:51:33,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-09 23:51:33,803 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:33,803 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:51:33,804 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-11-09 23:51:33,804 INFO L396 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:33,804 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:33,804 INFO L85 PathProgramCache]: Analyzing trace with hash 197586091, now seen corresponding path program 1 times [2024-11-09 23:51:33,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:33,805 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325741159] [2024-11-09 23:51:33,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:33,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:33,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:34,101 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:34,101 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:34,101 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1325741159] [2024-11-09 23:51:34,101 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1325741159] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 23:51:34,101 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1160501337] [2024-11-09 23:51:34,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:34,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 23:51:34,102 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 23:51:34,103 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 23:51:34,105 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-09 23:51:34,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:34,357 INFO L255 TraceCheckSpWp]: Trace formula consists of 777 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-09 23:51:34,366 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 23:51:34,760 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:34,761 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 23:51:34,761 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1160501337] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:34,761 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 23:51:34,761 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [9] total 18 [2024-11-09 23:51:34,761 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [565263140] [2024-11-09 23:51:34,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:34,761 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 23:51:34,761 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:34,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 23:51:34,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=284, Unknown=0, NotChecked=0, Total=342 [2024-11-09 23:51:34,762 INFO L87 Difference]: Start difference. First operand 15487 states and 18446 transitions. Second operand has 11 states, 11 states have (on average 9.818181818181818) internal successors, (108), 10 states have internal predecessors, (108), 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) [2024-11-09 23:51:35,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:35,731 INFO L93 Difference]: Finished difference Result 23215 states and 27652 transitions. [2024-11-09 23:51:35,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-09 23:51:35,732 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 9.818181818181818) internal successors, (108), 10 states have internal predecessors, (108), 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 108 [2024-11-09 23:51:35,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:35,746 INFO L225 Difference]: With dead ends: 23215 [2024-11-09 23:51:35,746 INFO L226 Difference]: Without dead ends: 20837 [2024-11-09 23:51:35,751 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=194, Invalid=862, Unknown=0, NotChecked=0, Total=1056 [2024-11-09 23:51:35,751 INFO L432 NwaCegarLoop]: 372 mSDtfsCounter, 735 mSDsluCounter, 2339 mSDsCounter, 0 mSdLazyCounter, 2218 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 735 SdHoareTripleChecker+Valid, 2711 SdHoareTripleChecker+Invalid, 2229 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 2218 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:35,751 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [735 Valid, 2711 Invalid, 2229 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 2218 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 23:51:35,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20837 states. [2024-11-09 23:51:35,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20837 to 19105. [2024-11-09 23:51:35,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19105 states, 19104 states have (on average 1.1922634003350083) internal successors, (22777), 19104 states have internal predecessors, (22777), 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) [2024-11-09 23:51:35,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19105 states to 19105 states and 22777 transitions. [2024-11-09 23:51:35,880 INFO L78 Accepts]: Start accepts. Automaton has 19105 states and 22777 transitions. Word has length 108 [2024-11-09 23:51:35,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:35,881 INFO L471 AbstractCegarLoop]: Abstraction has 19105 states and 22777 transitions. [2024-11-09 23:51:35,881 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 9.818181818181818) internal successors, (108), 10 states have internal predecessors, (108), 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) [2024-11-09 23:51:35,881 INFO L276 IsEmpty]: Start isEmpty. Operand 19105 states and 22777 transitions. [2024-11-09 23:51:35,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-09 23:51:35,886 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:35,886 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:51:35,899 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-09 23:51:36,086 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 23:51:36,086 INFO L396 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:36,087 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:36,087 INFO L85 PathProgramCache]: Analyzing trace with hash -504287995, now seen corresponding path program 1 times [2024-11-09 23:51:36,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:36,087 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [270777247] [2024-11-09 23:51:36,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:36,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:36,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:36,306 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:36,306 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:36,306 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [270777247] [2024-11-09 23:51:36,306 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [270777247] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 23:51:36,306 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1794277252] [2024-11-09 23:51:36,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:36,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 23:51:36,307 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 23:51:36,308 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 23:51:36,309 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-09 23:51:36,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:36,557 INFO L255 TraceCheckSpWp]: Trace formula consists of 779 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-09 23:51:36,563 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 23:51:37,156 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:37,156 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 23:51:37,786 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:37,786 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1794277252] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 23:51:37,786 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 23:51:37,786 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 14, 15] total 34 [2024-11-09 23:51:37,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1696535011] [2024-11-09 23:51:37,786 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 23:51:37,787 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-11-09 23:51:37,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:37,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-11-09 23:51:37,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=159, Invalid=1031, Unknown=0, NotChecked=0, Total=1190 [2024-11-09 23:51:37,788 INFO L87 Difference]: Start difference. First operand 19105 states and 22777 transitions. Second operand has 35 states, 35 states have (on average 8.314285714285715) internal successors, (291), 34 states have internal predecessors, (291), 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) [2024-11-09 23:51:40,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:40,725 INFO L93 Difference]: Finished difference Result 75284 states and 89746 transitions. [2024-11-09 23:51:40,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-09 23:51:40,725 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 35 states have (on average 8.314285714285715) internal successors, (291), 34 states have internal predecessors, (291), 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 108 [2024-11-09 23:51:40,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:40,783 INFO L225 Difference]: With dead ends: 75284 [2024-11-09 23:51:40,783 INFO L226 Difference]: Without dead ends: 63060 [2024-11-09 23:51:40,798 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 261 GetRequests, 189 SyntacticMatches, 1 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1422 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=1024, Invalid=4232, Unknown=0, NotChecked=0, Total=5256 [2024-11-09 23:51:40,798 INFO L432 NwaCegarLoop]: 402 mSDtfsCounter, 7010 mSDsluCounter, 5471 mSDsCounter, 0 mSdLazyCounter, 5171 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7010 SdHoareTripleChecker+Valid, 5873 SdHoareTripleChecker+Invalid, 5341 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 5171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:40,798 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7010 Valid, 5873 Invalid, 5341 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 5171 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-09 23:51:40,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63060 states. [2024-11-09 23:51:41,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63060 to 19552. [2024-11-09 23:51:41,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19552 states, 19551 states have (on average 1.1914480077745384) internal successors, (23294), 19551 states have internal predecessors, (23294), 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) [2024-11-09 23:51:41,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19552 states to 19552 states and 23294 transitions. [2024-11-09 23:51:41,089 INFO L78 Accepts]: Start accepts. Automaton has 19552 states and 23294 transitions. Word has length 108 [2024-11-09 23:51:41,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:41,089 INFO L471 AbstractCegarLoop]: Abstraction has 19552 states and 23294 transitions. [2024-11-09 23:51:41,089 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 8.314285714285715) internal successors, (291), 34 states have internal predecessors, (291), 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) [2024-11-09 23:51:41,089 INFO L276 IsEmpty]: Start isEmpty. Operand 19552 states and 23294 transitions. [2024-11-09 23:51:41,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-11-09 23:51:41,095 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:41,095 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:51:41,109 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-09 23:51:41,296 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37 [2024-11-09 23:51:41,296 INFO L396 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:41,297 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:41,298 INFO L85 PathProgramCache]: Analyzing trace with hash 891395206, now seen corresponding path program 1 times [2024-11-09 23:51:41,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:41,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1988355190] [2024-11-09 23:51:41,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:41,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:41,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:41,389 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-09 23:51:41,389 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:41,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1988355190] [2024-11-09 23:51:41,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1988355190] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:41,390 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:41,390 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 23:51:41,390 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [442091444] [2024-11-09 23:51:41,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:41,390 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 23:51:41,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:41,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 23:51:41,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 23:51:41,391 INFO L87 Difference]: Start difference. First operand 19552 states and 23294 transitions. Second operand has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 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) [2024-11-09 23:51:41,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:41,493 INFO L93 Difference]: Finished difference Result 40542 states and 48509 transitions. [2024-11-09 23:51:41,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 23:51:41,493 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 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 109 [2024-11-09 23:51:41,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:41,518 INFO L225 Difference]: With dead ends: 40542 [2024-11-09 23:51:41,518 INFO L226 Difference]: Without dead ends: 27616 [2024-11-09 23:51:41,530 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 [2024-11-09 23:51:41,530 INFO L432 NwaCegarLoop]: 515 mSDtfsCounter, 298 mSDsluCounter, 203 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 298 SdHoareTripleChecker+Valid, 718 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:41,531 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [298 Valid, 718 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:51:41,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27616 states. [2024-11-09 23:51:41,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27616 to 26262. [2024-11-09 23:51:41,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26262 states, 26261 states have (on average 1.1849129888427707) internal successors, (31117), 26261 states have internal predecessors, (31117), 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) [2024-11-09 23:51:41,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26262 states to 26262 states and 31117 transitions. [2024-11-09 23:51:41,738 INFO L78 Accepts]: Start accepts. Automaton has 26262 states and 31117 transitions. Word has length 109 [2024-11-09 23:51:41,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:41,738 INFO L471 AbstractCegarLoop]: Abstraction has 26262 states and 31117 transitions. [2024-11-09 23:51:41,738 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 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) [2024-11-09 23:51:41,738 INFO L276 IsEmpty]: Start isEmpty. Operand 26262 states and 31117 transitions. [2024-11-09 23:51:41,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-11-09 23:51:41,743 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:41,744 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:51:41,744 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2024-11-09 23:51:41,744 INFO L396 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:41,744 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:41,744 INFO L85 PathProgramCache]: Analyzing trace with hash -1473687305, now seen corresponding path program 1 times [2024-11-09 23:51:41,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:41,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [21948806] [2024-11-09 23:51:41,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:41,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:41,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:41,788 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-09 23:51:41,788 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:41,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [21948806] [2024-11-09 23:51:41,789 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [21948806] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:41,789 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:41,789 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 23:51:41,789 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [257849313] [2024-11-09 23:51:41,789 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:41,789 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 23:51:41,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:41,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 23:51:41,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 23:51:41,790 INFO L87 Difference]: Start difference. First operand 26262 states and 31117 transitions. Second operand has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 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) [2024-11-09 23:51:42,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:42,003 INFO L93 Difference]: Finished difference Result 48077 states and 57207 transitions. [2024-11-09 23:51:42,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 23:51:42,003 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 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 109 [2024-11-09 23:51:42,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:42,025 INFO L225 Difference]: With dead ends: 48077 [2024-11-09 23:51:42,025 INFO L226 Difference]: Without dead ends: 25810 [2024-11-09 23:51:42,039 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 [2024-11-09 23:51:42,040 INFO L432 NwaCegarLoop]: 305 mSDtfsCounter, 384 mSDsluCounter, 76 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 384 SdHoareTripleChecker+Valid, 381 SdHoareTripleChecker+Invalid, 239 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:42,040 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [384 Valid, 381 Invalid, 239 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-09 23:51:42,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25810 states. [2024-11-09 23:51:42,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25810 to 25810. [2024-11-09 23:51:42,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25810 states, 25809 states have (on average 1.170793134178) internal successors, (30217), 25809 states have internal predecessors, (30217), 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) [2024-11-09 23:51:42,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25810 states to 25810 states and 30217 transitions. [2024-11-09 23:51:42,238 INFO L78 Accepts]: Start accepts. Automaton has 25810 states and 30217 transitions. Word has length 109 [2024-11-09 23:51:42,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:42,238 INFO L471 AbstractCegarLoop]: Abstraction has 25810 states and 30217 transitions. [2024-11-09 23:51:42,239 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 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) [2024-11-09 23:51:42,239 INFO L276 IsEmpty]: Start isEmpty. Operand 25810 states and 30217 transitions. [2024-11-09 23:51:42,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-09 23:51:42,243 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:42,244 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:51:42,244 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2024-11-09 23:51:42,244 INFO L396 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:42,244 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:42,244 INFO L85 PathProgramCache]: Analyzing trace with hash 248331318, now seen corresponding path program 1 times [2024-11-09 23:51:42,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:42,244 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [426829261] [2024-11-09 23:51:42,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:42,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:42,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:42,436 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-09 23:51:42,436 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:42,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [426829261] [2024-11-09 23:51:42,437 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [426829261] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:42,437 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:42,437 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-09 23:51:42,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [912692438] [2024-11-09 23:51:42,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:42,438 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-09 23:51:42,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:42,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-09 23:51:42,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-09 23:51:42,438 INFO L87 Difference]: Start difference. First operand 25810 states and 30217 transitions. Second operand has 9 states, 9 states have (on average 11.444444444444445) internal successors, (103), 8 states have internal predecessors, (103), 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) [2024-11-09 23:51:42,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:42,940 INFO L93 Difference]: Finished difference Result 48968 states and 57407 transitions. [2024-11-09 23:51:42,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-09 23:51:42,941 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 11.444444444444445) internal successors, (103), 8 states have internal predecessors, (103), 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 110 [2024-11-09 23:51:42,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:42,980 INFO L225 Difference]: With dead ends: 48968 [2024-11-09 23:51:42,980 INFO L226 Difference]: Without dead ends: 43971 [2024-11-09 23:51:42,992 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=85, Invalid=187, Unknown=0, NotChecked=0, Total=272 [2024-11-09 23:51:42,992 INFO L432 NwaCegarLoop]: 364 mSDtfsCounter, 2459 mSDsluCounter, 1139 mSDsCounter, 0 mSdLazyCounter, 1093 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2459 SdHoareTripleChecker+Valid, 1503 SdHoareTripleChecker+Invalid, 1106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 1093 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:42,992 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2459 Valid, 1503 Invalid, 1106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 1093 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 23:51:43,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43971 states. [2024-11-09 23:51:43,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43971 to 25810. [2024-11-09 23:51:43,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25810 states, 25809 states have (on average 1.1707543880041846) internal successors, (30216), 25809 states have internal predecessors, (30216), 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) [2024-11-09 23:51:43,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25810 states to 25810 states and 30216 transitions. [2024-11-09 23:51:43,287 INFO L78 Accepts]: Start accepts. Automaton has 25810 states and 30216 transitions. Word has length 110 [2024-11-09 23:51:43,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:43,288 INFO L471 AbstractCegarLoop]: Abstraction has 25810 states and 30216 transitions. [2024-11-09 23:51:43,288 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.444444444444445) internal successors, (103), 8 states have internal predecessors, (103), 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) [2024-11-09 23:51:43,288 INFO L276 IsEmpty]: Start isEmpty. Operand 25810 states and 30216 transitions. [2024-11-09 23:51:43,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-09 23:51:43,292 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:43,292 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:51:43,292 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2024-11-09 23:51:43,293 INFO L396 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:43,293 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:43,293 INFO L85 PathProgramCache]: Analyzing trace with hash 883007973, now seen corresponding path program 1 times [2024-11-09 23:51:43,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:43,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1690145312] [2024-11-09 23:51:43,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:43,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:43,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:43,463 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-09 23:51:43,464 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:43,464 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1690145312] [2024-11-09 23:51:43,464 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1690145312] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:43,464 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:43,464 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 23:51:43,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1901873373] [2024-11-09 23:51:43,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:43,464 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 23:51:43,465 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:43,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 23:51:43,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-09 23:51:43,465 INFO L87 Difference]: Start difference. First operand 25810 states and 30216 transitions. Second operand has 8 states, 8 states have (on average 13.0) internal successors, (104), 7 states have internal predecessors, (104), 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) [2024-11-09 23:51:43,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:43,824 INFO L93 Difference]: Finished difference Result 41032 states and 48107 transitions. [2024-11-09 23:51:43,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-09 23:51:43,825 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 13.0) internal successors, (104), 7 states have internal predecessors, (104), 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 111 [2024-11-09 23:51:43,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:43,853 INFO L225 Difference]: With dead ends: 41032 [2024-11-09 23:51:43,854 INFO L226 Difference]: Without dead ends: 36231 [2024-11-09 23:51:43,863 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2024-11-09 23:51:43,864 INFO L432 NwaCegarLoop]: 259 mSDtfsCounter, 1262 mSDsluCounter, 628 mSDsCounter, 0 mSdLazyCounter, 691 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1262 SdHoareTripleChecker+Valid, 887 SdHoareTripleChecker+Invalid, 698 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 691 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:43,864 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1262 Valid, 887 Invalid, 698 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 691 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 23:51:43,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36231 states. [2024-11-09 23:51:44,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36231 to 25810. [2024-11-09 23:51:44,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25810 states, 25809 states have (on average 1.1707156418303692) internal successors, (30215), 25809 states have internal predecessors, (30215), 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) [2024-11-09 23:51:44,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25810 states to 25810 states and 30215 transitions. [2024-11-09 23:51:44,079 INFO L78 Accepts]: Start accepts. Automaton has 25810 states and 30215 transitions. Word has length 111 [2024-11-09 23:51:44,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:44,079 INFO L471 AbstractCegarLoop]: Abstraction has 25810 states and 30215 transitions. [2024-11-09 23:51:44,079 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.0) internal successors, (104), 7 states have internal predecessors, (104), 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) [2024-11-09 23:51:44,079 INFO L276 IsEmpty]: Start isEmpty. Operand 25810 states and 30215 transitions. [2024-11-09 23:51:44,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-09 23:51:44,083 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:44,083 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:51:44,084 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2024-11-09 23:51:44,084 INFO L396 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:44,084 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:44,084 INFO L85 PathProgramCache]: Analyzing trace with hash 1285106998, now seen corresponding path program 1 times [2024-11-09 23:51:44,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:44,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976405780] [2024-11-09 23:51:44,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:44,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:44,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:44,461 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:44,461 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:44,461 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1976405780] [2024-11-09 23:51:44,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1976405780] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 23:51:44,461 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1088995562] [2024-11-09 23:51:44,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:44,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 23:51:44,462 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 23:51:44,463 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 23:51:44,464 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-09 23:51:44,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:44,721 INFO L255 TraceCheckSpWp]: Trace formula consists of 781 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-09 23:51:44,723 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 23:51:45,471 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:45,471 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 23:51:46,070 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:46,070 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1088995562] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 23:51:46,071 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 23:51:46,071 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 13, 11] total 31 [2024-11-09 23:51:46,071 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1789443264] [2024-11-09 23:51:46,071 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 23:51:46,071 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2024-11-09 23:51:46,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:46,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2024-11-09 23:51:46,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=816, Unknown=0, NotChecked=0, Total=930 [2024-11-09 23:51:46,073 INFO L87 Difference]: Start difference. First operand 25810 states and 30215 transitions. Second operand has 31 states, 31 states have (on average 9.419354838709678) internal successors, (292), 31 states have internal predecessors, (292), 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) [2024-11-09 23:51:49,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:49,265 INFO L93 Difference]: Finished difference Result 66257 states and 76919 transitions. [2024-11-09 23:51:49,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-11-09 23:51:49,266 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 31 states have (on average 9.419354838709678) internal successors, (292), 31 states have internal predecessors, (292), 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 111 [2024-11-09 23:51:49,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:49,327 INFO L225 Difference]: With dead ends: 66257 [2024-11-09 23:51:49,327 INFO L226 Difference]: Without dead ends: 60768 [2024-11-09 23:51:49,348 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 278 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1669 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=1128, Invalid=4572, Unknown=0, NotChecked=0, Total=5700 [2024-11-09 23:51:49,349 INFO L432 NwaCegarLoop]: 383 mSDtfsCounter, 6727 mSDsluCounter, 4946 mSDsCounter, 0 mSdLazyCounter, 4072 mSolverCounterSat, 187 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6727 SdHoareTripleChecker+Valid, 5329 SdHoareTripleChecker+Invalid, 4259 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 187 IncrementalHoareTripleChecker+Valid, 4072 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:49,349 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6727 Valid, 5329 Invalid, 4259 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [187 Valid, 4072 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-09 23:51:49,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60768 states. [2024-11-09 23:51:49,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60768 to 25879. [2024-11-09 23:51:49,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25879 states, 25878 states have (on average 1.1706855243836463) internal successors, (30295), 25878 states have internal predecessors, (30295), 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) [2024-11-09 23:51:49,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25879 states to 25879 states and 30295 transitions. [2024-11-09 23:51:49,741 INFO L78 Accepts]: Start accepts. Automaton has 25879 states and 30295 transitions. Word has length 111 [2024-11-09 23:51:49,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:49,742 INFO L471 AbstractCegarLoop]: Abstraction has 25879 states and 30295 transitions. [2024-11-09 23:51:49,742 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 9.419354838709678) internal successors, (292), 31 states have internal predecessors, (292), 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) [2024-11-09 23:51:49,742 INFO L276 IsEmpty]: Start isEmpty. Operand 25879 states and 30295 transitions. [2024-11-09 23:51:49,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-09 23:51:49,746 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:49,746 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:51:49,760 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-09 23:51:49,946 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 23:51:49,947 INFO L396 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:49,947 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:49,947 INFO L85 PathProgramCache]: Analyzing trace with hash 938731942, now seen corresponding path program 1 times [2024-11-09 23:51:49,947 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:49,947 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1955924347] [2024-11-09 23:51:49,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:49,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:49,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:50,337 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:50,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:50,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1955924347] [2024-11-09 23:51:50,338 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1955924347] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 23:51:50,338 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [854706635] [2024-11-09 23:51:50,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:50,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 23:51:50,338 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 23:51:50,341 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 23:51:50,342 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-09 23:51:50,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:50,578 INFO L255 TraceCheckSpWp]: Trace formula consists of 783 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-09 23:51:50,580 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 23:51:51,200 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:51,200 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 23:51:51,592 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:51,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [854706635] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 23:51:51,592 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 23:51:51,593 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10, 10] total 27 [2024-11-09 23:51:51,593 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1035930056] [2024-11-09 23:51:51,593 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 23:51:51,593 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-11-09 23:51:51,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:51,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-11-09 23:51:51,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=612, Unknown=0, NotChecked=0, Total=702 [2024-11-09 23:51:51,594 INFO L87 Difference]: Start difference. First operand 25879 states and 30295 transitions. Second operand has 27 states, 27 states have (on average 11.481481481481481) internal successors, (310), 27 states have internal predecessors, (310), 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) [2024-11-09 23:51:54,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:54,907 INFO L93 Difference]: Finished difference Result 65204 states and 75073 transitions. [2024-11-09 23:51:54,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-11-09 23:51:54,908 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 11.481481481481481) internal successors, (310), 27 states have internal predecessors, (310), 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 111 [2024-11-09 23:51:54,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:54,954 INFO L225 Difference]: With dead ends: 65204 [2024-11-09 23:51:54,954 INFO L226 Difference]: Without dead ends: 54704 [2024-11-09 23:51:54,972 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 303 GetRequests, 209 SyntacticMatches, 0 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2893 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=1742, Invalid=7378, Unknown=0, NotChecked=0, Total=9120 [2024-11-09 23:51:54,973 INFO L432 NwaCegarLoop]: 348 mSDtfsCounter, 6625 mSDsluCounter, 4325 mSDsCounter, 0 mSdLazyCounter, 4082 mSolverCounterSat, 194 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6625 SdHoareTripleChecker+Valid, 4673 SdHoareTripleChecker+Invalid, 4276 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 194 IncrementalHoareTripleChecker+Valid, 4082 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:54,973 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6625 Valid, 4673 Invalid, 4276 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [194 Valid, 4082 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-09 23:51:54,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54704 states. [2024-11-09 23:51:55,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54704 to 34543. [2024-11-09 23:51:55,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34543 states, 34542 states have (on average 1.168953737479011) internal successors, (40378), 34542 states have internal predecessors, (40378), 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) [2024-11-09 23:51:55,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34543 states to 34543 states and 40378 transitions. [2024-11-09 23:51:55,289 INFO L78 Accepts]: Start accepts. Automaton has 34543 states and 40378 transitions. Word has length 111 [2024-11-09 23:51:55,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:55,290 INFO L471 AbstractCegarLoop]: Abstraction has 34543 states and 40378 transitions. [2024-11-09 23:51:55,290 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 11.481481481481481) internal successors, (310), 27 states have internal predecessors, (310), 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) [2024-11-09 23:51:55,290 INFO L276 IsEmpty]: Start isEmpty. Operand 34543 states and 40378 transitions. [2024-11-09 23:51:55,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-09 23:51:55,296 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:55,296 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:51:55,310 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-11-09 23:51:55,496 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 23:51:55,497 INFO L396 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:55,497 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:55,497 INFO L85 PathProgramCache]: Analyzing trace with hash -1275819690, now seen corresponding path program 1 times [2024-11-09 23:51:55,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:55,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1378395724] [2024-11-09 23:51:55,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:55,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:55,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:56,173 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:56,173 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:56,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1378395724] [2024-11-09 23:51:56,173 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1378395724] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 23:51:56,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [804357487] [2024-11-09 23:51:56,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:56,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 23:51:56,174 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 23:51:56,175 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 23:51:56,175 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-09 23:51:56,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:56,418 INFO L255 TraceCheckSpWp]: Trace formula consists of 784 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-09 23:51:56,421 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 23:51:56,960 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:56,960 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 23:51:56,960 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [804357487] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:56,960 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 23:51:56,960 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [20] total 32 [2024-11-09 23:51:56,960 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450684733] [2024-11-09 23:51:56,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:56,961 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 23:51:56,961 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:56,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 23:51:56,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=902, Unknown=0, NotChecked=0, Total=992 [2024-11-09 23:51:56,961 INFO L87 Difference]: Start difference. First operand 34543 states and 40378 transitions. Second operand has 14 states, 14 states have (on average 8.0) internal successors, (112), 14 states have internal predecessors, (112), 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) [2024-11-09 23:51:57,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:57,781 INFO L93 Difference]: Finished difference Result 93229 states and 109159 transitions. [2024-11-09 23:51:57,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-09 23:51:57,782 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 8.0) internal successors, (112), 14 states have internal predecessors, (112), 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 112 [2024-11-09 23:51:57,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:57,853 INFO L225 Difference]: With dead ends: 93229 [2024-11-09 23:51:57,853 INFO L226 Difference]: Without dead ends: 89344 [2024-11-09 23:51:57,869 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 352 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=249, Invalid=1821, Unknown=0, NotChecked=0, Total=2070 [2024-11-09 23:51:57,869 INFO L432 NwaCegarLoop]: 542 mSDtfsCounter, 2537 mSDsluCounter, 3864 mSDsCounter, 0 mSdLazyCounter, 971 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2537 SdHoareTripleChecker+Valid, 4406 SdHoareTripleChecker+Invalid, 984 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 971 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:57,869 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2537 Valid, 4406 Invalid, 984 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 971 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 23:51:57,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89344 states. [2024-11-09 23:51:58,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89344 to 36609. [2024-11-09 23:51:58,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36609 states, 36608 states have (on average 1.1695257867132867) internal successors, (42814), 36608 states have internal predecessors, (42814), 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) [2024-11-09 23:51:58,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36609 states to 36609 states and 42814 transitions. [2024-11-09 23:51:58,309 INFO L78 Accepts]: Start accepts. Automaton has 36609 states and 42814 transitions. Word has length 112 [2024-11-09 23:51:58,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:58,309 INFO L471 AbstractCegarLoop]: Abstraction has 36609 states and 42814 transitions. [2024-11-09 23:51:58,309 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 8.0) internal successors, (112), 14 states have internal predecessors, (112), 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) [2024-11-09 23:51:58,309 INFO L276 IsEmpty]: Start isEmpty. Operand 36609 states and 42814 transitions. [2024-11-09 23:51:58,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-09 23:51:58,315 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:58,315 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:51:58,328 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-09 23:51:58,515 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 23:51:58,515 INFO L396 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:58,516 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:58,516 INFO L85 PathProgramCache]: Analyzing trace with hash 1819918772, now seen corresponding path program 1 times [2024-11-09 23:51:58,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:58,516 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112411934] [2024-11-09 23:51:58,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:58,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:58,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:58,595 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:58,596 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:58,596 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2112411934] [2024-11-09 23:51:58,596 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2112411934] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:58,596 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:58,596 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 23:51:58,597 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328537326] [2024-11-09 23:51:58,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:58,597 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 23:51:58,597 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:58,597 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 23:51:58,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 23:51:58,597 INFO L87 Difference]: Start difference. First operand 36609 states and 42814 transitions. Second operand has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 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) [2024-11-09 23:51:58,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:58,719 INFO L93 Difference]: Finished difference Result 62211 states and 72600 transitions. [2024-11-09 23:51:58,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 23:51:58,720 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 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 112 [2024-11-09 23:51:58,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:58,742 INFO L225 Difference]: With dead ends: 62211 [2024-11-09 23:51:58,742 INFO L226 Difference]: Without dead ends: 26698 [2024-11-09 23:51:58,759 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 [2024-11-09 23:51:58,760 INFO L432 NwaCegarLoop]: 482 mSDtfsCounter, 157 mSDsluCounter, 305 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 787 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:58,760 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 787 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:51:58,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26698 states. [2024-11-09 23:51:58,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26698 to 25561. [2024-11-09 23:51:58,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25561 states, 25560 states have (on average 1.148904538341158) internal successors, (29366), 25560 states have internal predecessors, (29366), 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) [2024-11-09 23:51:58,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25561 states to 25561 states and 29366 transitions. [2024-11-09 23:51:58,943 INFO L78 Accepts]: Start accepts. Automaton has 25561 states and 29366 transitions. Word has length 112 [2024-11-09 23:51:58,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:58,943 INFO L471 AbstractCegarLoop]: Abstraction has 25561 states and 29366 transitions. [2024-11-09 23:51:58,943 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 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) [2024-11-09 23:51:58,943 INFO L276 IsEmpty]: Start isEmpty. Operand 25561 states and 29366 transitions. [2024-11-09 23:51:58,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-09 23:51:58,946 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:58,947 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:51:58,947 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2024-11-09 23:51:58,947 INFO L396 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:58,947 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:58,947 INFO L85 PathProgramCache]: Analyzing trace with hash 149400172, now seen corresponding path program 1 times [2024-11-09 23:51:58,947 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:58,947 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [114599410] [2024-11-09 23:51:58,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:58,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:58,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:59,133 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-09 23:51:59,134 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:59,134 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [114599410] [2024-11-09 23:51:59,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [114599410] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:59,134 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:59,134 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-09 23:51:59,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281236570] [2024-11-09 23:51:59,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:59,135 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-09 23:51:59,135 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:59,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-09 23:51:59,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-09 23:51:59,135 INFO L87 Difference]: Start difference. First operand 25561 states and 29366 transitions. Second operand has 9 states, 9 states have (on average 11.666666666666666) internal successors, (105), 8 states have internal predecessors, (105), 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) [2024-11-09 23:51:59,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:59,586 INFO L93 Difference]: Finished difference Result 40522 states and 46626 transitions. [2024-11-09 23:51:59,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 23:51:59,587 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 11.666666666666666) internal successors, (105), 8 states have internal predecessors, (105), 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 112 [2024-11-09 23:51:59,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:59,619 INFO L225 Difference]: With dead ends: 40522 [2024-11-09 23:51:59,619 INFO L226 Difference]: Without dead ends: 38556 [2024-11-09 23:51:59,631 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=93, Invalid=213, Unknown=0, NotChecked=0, Total=306 [2024-11-09 23:51:59,631 INFO L432 NwaCegarLoop]: 311 mSDtfsCounter, 2177 mSDsluCounter, 1076 mSDsCounter, 0 mSdLazyCounter, 1027 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2177 SdHoareTripleChecker+Valid, 1387 SdHoareTripleChecker+Invalid, 1039 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 1027 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:59,631 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2177 Valid, 1387 Invalid, 1039 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 1027 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 23:51:59,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38556 states. [2024-11-09 23:51:59,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38556 to 25561. [2024-11-09 23:51:59,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25561 states, 25560 states have (on average 1.148865414710485) internal successors, (29365), 25560 states have internal predecessors, (29365), 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) [2024-11-09 23:51:59,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25561 states to 25561 states and 29365 transitions. [2024-11-09 23:51:59,863 INFO L78 Accepts]: Start accepts. Automaton has 25561 states and 29365 transitions. Word has length 112 [2024-11-09 23:51:59,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:59,863 INFO L471 AbstractCegarLoop]: Abstraction has 25561 states and 29365 transitions. [2024-11-09 23:51:59,863 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.666666666666666) internal successors, (105), 8 states have internal predecessors, (105), 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) [2024-11-09 23:51:59,863 INFO L276 IsEmpty]: Start isEmpty. Operand 25561 states and 29365 transitions. [2024-11-09 23:51:59,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-09 23:51:59,866 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:59,866 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:51:59,867 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2024-11-09 23:51:59,867 INFO L396 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:59,867 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:59,867 INFO L85 PathProgramCache]: Analyzing trace with hash -1926148470, now seen corresponding path program 1 times [2024-11-09 23:51:59,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:59,867 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [937758554] [2024-11-09 23:51:59,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:59,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:59,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:52:00,065 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:52:00,065 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:52:00,065 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [937758554] [2024-11-09 23:52:00,065 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [937758554] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:52:00,065 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:52:00,065 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 23:52:00,065 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1322694254] [2024-11-09 23:52:00,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:52:00,066 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 23:52:00,066 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:52:00,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 23:52:00,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-11-09 23:52:00,067 INFO L87 Difference]: Start difference. First operand 25561 states and 29365 transitions. Second operand has 10 states, 10 states have (on average 11.2) internal successors, (112), 9 states have internal predecessors, (112), 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) [2024-11-09 23:52:00,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:52:00,605 INFO L93 Difference]: Finished difference Result 45991 states and 52698 transitions. [2024-11-09 23:52:00,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 23:52:00,605 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 11.2) internal successors, (112), 9 states have internal predecessors, (112), 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 112 [2024-11-09 23:52:00,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:52:00,636 INFO L225 Difference]: With dead ends: 45991 [2024-11-09 23:52:00,636 INFO L226 Difference]: Without dead ends: 36514 [2024-11-09 23:52:00,649 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=114, Invalid=306, Unknown=0, NotChecked=0, Total=420 [2024-11-09 23:52:00,649 INFO L432 NwaCegarLoop]: 311 mSDtfsCounter, 1597 mSDsluCounter, 1284 mSDsCounter, 0 mSdLazyCounter, 1250 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1597 SdHoareTripleChecker+Valid, 1595 SdHoareTripleChecker+Invalid, 1260 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 1250 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 23:52:00,650 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1597 Valid, 1595 Invalid, 1260 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 1250 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 23:52:00,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36514 states. [2024-11-09 23:52:00,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36514 to 31705. [2024-11-09 23:52:00,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31705 states, 31704 states have (on average 1.146069896543023) internal successors, (36335), 31704 states have internal predecessors, (36335), 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) [2024-11-09 23:52:00,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31705 states to 31705 states and 36335 transitions. [2024-11-09 23:52:00,972 INFO L78 Accepts]: Start accepts. Automaton has 31705 states and 36335 transitions. Word has length 112 [2024-11-09 23:52:00,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:52:00,972 INFO L471 AbstractCegarLoop]: Abstraction has 31705 states and 36335 transitions. [2024-11-09 23:52:00,972 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.2) internal successors, (112), 9 states have internal predecessors, (112), 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) [2024-11-09 23:52:00,972 INFO L276 IsEmpty]: Start isEmpty. Operand 31705 states and 36335 transitions. [2024-11-09 23:52:00,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-09 23:52:00,976 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:52:00,976 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:52:00,976 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2024-11-09 23:52:00,976 INFO L396 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:52:00,977 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:52:00,977 INFO L85 PathProgramCache]: Analyzing trace with hash 447329886, now seen corresponding path program 1 times [2024-11-09 23:52:00,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:52:00,977 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1071970423] [2024-11-09 23:52:00,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:52:00,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:52:00,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:52:01,022 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:52:01,022 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:52:01,022 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1071970423] [2024-11-09 23:52:01,022 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1071970423] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:52:01,022 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:52:01,023 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 23:52:01,023 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [152052908] [2024-11-09 23:52:01,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:52:01,023 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 23:52:01,023 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:52:01,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 23:52:01,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 23:52:01,024 INFO L87 Difference]: Start difference. First operand 31705 states and 36335 transitions. Second operand has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 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) [2024-11-09 23:52:01,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:52:01,118 INFO L93 Difference]: Finished difference Result 41990 states and 48020 transitions. [2024-11-09 23:52:01,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 23:52:01,119 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 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 112 [2024-11-09 23:52:01,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:52:01,146 INFO L225 Difference]: With dead ends: 41990 [2024-11-09 23:52:01,146 INFO L226 Difference]: Without dead ends: 33424 [2024-11-09 23:52:01,156 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 [2024-11-09 23:52:01,156 INFO L432 NwaCegarLoop]: 571 mSDtfsCounter, 107 mSDsluCounter, 415 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 986 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 23:52:01,157 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 986 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:52:01,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33424 states. [2024-11-09 23:52:01,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33424 to 33308. [2024-11-09 23:52:01,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33308 states, 33307 states have (on average 1.1430930435043685) internal successors, (38073), 33307 states have internal predecessors, (38073), 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) [2024-11-09 23:52:01,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33308 states to 33308 states and 38073 transitions. [2024-11-09 23:52:01,393 INFO L78 Accepts]: Start accepts. Automaton has 33308 states and 38073 transitions. Word has length 112 [2024-11-09 23:52:01,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:52:01,393 INFO L471 AbstractCegarLoop]: Abstraction has 33308 states and 38073 transitions. [2024-11-09 23:52:01,393 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 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) [2024-11-09 23:52:01,393 INFO L276 IsEmpty]: Start isEmpty. Operand 33308 states and 38073 transitions. [2024-11-09 23:52:01,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-09 23:52:01,397 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:52:01,397 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:52:01,397 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2024-11-09 23:52:01,397 INFO L396 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:52:01,398 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:52:01,398 INFO L85 PathProgramCache]: Analyzing trace with hash -1623184451, now seen corresponding path program 1 times [2024-11-09 23:52:01,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:52:01,398 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [59808369] [2024-11-09 23:52:01,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:52:01,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:52:01,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:52:01,877 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:52:01,878 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:52:01,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [59808369] [2024-11-09 23:52:01,878 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [59808369] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 23:52:01,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [710842] [2024-11-09 23:52:01,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:52:01,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 23:52:01,878 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 23:52:01,880 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 23:52:01,881 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-09 23:52:02,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:52:02,177 INFO L255 TraceCheckSpWp]: Trace formula consists of 786 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-09 23:52:02,180 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 23:52:03,051 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:52:03,051 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 23:52:03,439 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:52:03,440 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [710842] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 23:52:03,440 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 23:52:03,440 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14, 13] total 35 [2024-11-09 23:52:03,440 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [24718871] [2024-11-09 23:52:03,440 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 23:52:03,440 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-11-09 23:52:03,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:52:03,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-11-09 23:52:03,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=1074, Unknown=0, NotChecked=0, Total=1190 [2024-11-09 23:52:03,441 INFO L87 Difference]: Start difference. First operand 33308 states and 38073 transitions. Second operand has 35 states, 35 states have (on average 7.8) internal successors, (273), 35 states have internal predecessors, (273), 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) [2024-11-09 23:52:04,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:52:04,869 INFO L93 Difference]: Finished difference Result 69237 states and 79080 transitions. [2024-11-09 23:52:04,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-11-09 23:52:04,870 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 35 states have (on average 7.8) internal successors, (273), 35 states have internal predecessors, (273), 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 112 [2024-11-09 23:52:04,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:52:04,931 INFO L225 Difference]: With dead ends: 69237 [2024-11-09 23:52:04,931 INFO L226 Difference]: Without dead ends: 65173 [2024-11-09 23:52:04,951 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 261 GetRequests, 204 SyntacticMatches, 1 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 603 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=516, Invalid=2790, Unknown=0, NotChecked=0, Total=3306 [2024-11-09 23:52:04,952 INFO L432 NwaCegarLoop]: 676 mSDtfsCounter, 3147 mSDsluCounter, 9990 mSDsCounter, 0 mSdLazyCounter, 2113 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3147 SdHoareTripleChecker+Valid, 10666 SdHoareTripleChecker+Invalid, 2166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 2113 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 23:52:04,952 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3147 Valid, 10666 Invalid, 2166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 2113 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 23:52:04,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65173 states. [2024-11-09 23:52:05,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65173 to 33274. [2024-11-09 23:52:05,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33274 states, 33273 states have (on average 1.1428786102846151) internal successors, (38027), 33273 states have internal predecessors, (38027), 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) [2024-11-09 23:52:05,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33274 states to 33274 states and 38027 transitions. [2024-11-09 23:52:05,418 INFO L78 Accepts]: Start accepts. Automaton has 33274 states and 38027 transitions. Word has length 112 [2024-11-09 23:52:05,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:52:05,418 INFO L471 AbstractCegarLoop]: Abstraction has 33274 states and 38027 transitions. [2024-11-09 23:52:05,419 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 7.8) internal successors, (273), 35 states have internal predecessors, (273), 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) [2024-11-09 23:52:05,419 INFO L276 IsEmpty]: Start isEmpty. Operand 33274 states and 38027 transitions. [2024-11-09 23:52:05,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-09 23:52:05,422 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:52:05,423 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:52:05,438 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-09 23:52:05,623 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable49 [2024-11-09 23:52:05,623 INFO L396 AbstractCegarLoop]: === Iteration 51 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:52:05,624 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:52:05,624 INFO L85 PathProgramCache]: Analyzing trace with hash 1963267473, now seen corresponding path program 1 times [2024-11-09 23:52:05,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:52:05,624 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346983491] [2024-11-09 23:52:05,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:52:05,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:52:05,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:52:05,697 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:52:05,697 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:52:05,697 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346983491] [2024-11-09 23:52:05,697 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346983491] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:52:05,697 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:52:05,697 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 23:52:05,697 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1668226497] [2024-11-09 23:52:05,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:52:05,698 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 23:52:05,698 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:52:05,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 23:52:05,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 23:52:05,698 INFO L87 Difference]: Start difference. First operand 33274 states and 38027 transitions. Second operand has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 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) [2024-11-09 23:52:05,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:52:05,789 INFO L93 Difference]: Finished difference Result 46036 states and 52396 transitions. [2024-11-09 23:52:05,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 23:52:05,790 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 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 112 [2024-11-09 23:52:05,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:52:05,802 INFO L225 Difference]: With dead ends: 46036 [2024-11-09 23:52:05,803 INFO L226 Difference]: Without dead ends: 15844 [2024-11-09 23:52:05,817 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 [2024-11-09 23:52:05,817 INFO L432 NwaCegarLoop]: 462 mSDtfsCounter, 149 mSDsluCounter, 290 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 752 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 23:52:05,817 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [149 Valid, 752 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:52:05,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15844 states. [2024-11-09 23:52:05,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15844 to 15842. [2024-11-09 23:52:05,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15842 states, 15841 states have (on average 1.1148286093049682) internal successors, (17660), 15841 states have internal predecessors, (17660), 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) [2024-11-09 23:52:05,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15842 states to 15842 states and 17660 transitions. [2024-11-09 23:52:05,931 INFO L78 Accepts]: Start accepts. Automaton has 15842 states and 17660 transitions. Word has length 112 [2024-11-09 23:52:05,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:52:05,931 INFO L471 AbstractCegarLoop]: Abstraction has 15842 states and 17660 transitions. [2024-11-09 23:52:05,931 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 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) [2024-11-09 23:52:05,932 INFO L276 IsEmpty]: Start isEmpty. Operand 15842 states and 17660 transitions. [2024-11-09 23:52:05,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-09 23:52:05,934 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:52:05,935 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:52:05,935 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2024-11-09 23:52:05,935 INFO L396 AbstractCegarLoop]: === Iteration 52 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:52:05,935 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:52:05,936 INFO L85 PathProgramCache]: Analyzing trace with hash -2033628047, now seen corresponding path program 1 times [2024-11-09 23:52:05,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:52:05,936 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [534597918] [2024-11-09 23:52:05,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:52:05,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:52:05,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:52:06,325 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:52:06,326 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:52:06,326 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [534597918] [2024-11-09 23:52:06,326 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [534597918] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 23:52:06,326 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [336828276] [2024-11-09 23:52:06,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:52:06,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 23:52:06,326 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 23:52:06,328 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 23:52:06,329 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-09 23:52:06,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:52:06,608 INFO L255 TraceCheckSpWp]: Trace formula consists of 785 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-09 23:52:06,610 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 23:52:07,114 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:52:07,114 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 23:52:07,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [336828276] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:52:07,114 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 23:52:07,114 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [12] total 24 [2024-11-09 23:52:07,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1196996562] [2024-11-09 23:52:07,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:52:07,115 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-09 23:52:07,115 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:52:07,115 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-09 23:52:07,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=492, Unknown=0, NotChecked=0, Total=552 [2024-11-09 23:52:07,115 INFO L87 Difference]: Start difference. First operand 15842 states and 17660 transitions. Second operand has 13 states, 13 states have (on average 8.692307692307692) internal successors, (113), 13 states have internal predecessors, (113), 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) [2024-11-09 23:52:07,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:52:07,809 INFO L93 Difference]: Finished difference Result 32095 states and 35810 transitions. [2024-11-09 23:52:07,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-09 23:52:07,810 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 8.692307692307692) internal successors, (113), 13 states have internal predecessors, (113), 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 113 [2024-11-09 23:52:07,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:52:07,831 INFO L225 Difference]: With dead ends: 32095 [2024-11-09 23:52:07,831 INFO L226 Difference]: Without dead ends: 28982 [2024-11-09 23:52:07,839 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 180 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=189, Invalid=1293, Unknown=0, NotChecked=0, Total=1482 [2024-11-09 23:52:07,839 INFO L432 NwaCegarLoop]: 576 mSDtfsCounter, 1492 mSDsluCounter, 4310 mSDsCounter, 0 mSdLazyCounter, 1012 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1492 SdHoareTripleChecker+Valid, 4886 SdHoareTripleChecker+Invalid, 1021 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 1012 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 23:52:07,839 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1492 Valid, 4886 Invalid, 1021 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 1012 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 23:52:07,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28982 states. [2024-11-09 23:52:07,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28982 to 16573. [2024-11-09 23:52:07,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16573 states, 16572 states have (on average 1.1137460777214578) internal successors, (18457), 16572 states have internal predecessors, (18457), 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) [2024-11-09 23:52:07,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16573 states to 16573 states and 18457 transitions. [2024-11-09 23:52:07,986 INFO L78 Accepts]: Start accepts. Automaton has 16573 states and 18457 transitions. Word has length 113 [2024-11-09 23:52:07,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:52:07,986 INFO L471 AbstractCegarLoop]: Abstraction has 16573 states and 18457 transitions. [2024-11-09 23:52:07,986 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 8.692307692307692) internal successors, (113), 13 states have internal predecessors, (113), 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) [2024-11-09 23:52:07,986 INFO L276 IsEmpty]: Start isEmpty. Operand 16573 states and 18457 transitions. [2024-11-09 23:52:07,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-09 23:52:07,989 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:52:07,989 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:52:08,003 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-11-09 23:52:08,189 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 23:52:08,190 INFO L396 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:52:08,190 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:52:08,190 INFO L85 PathProgramCache]: Analyzing trace with hash 990056675, now seen corresponding path program 1 times [2024-11-09 23:52:08,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:52:08,190 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [326789791] [2024-11-09 23:52:08,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:52:08,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:52:08,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:52:08,876 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:52:08,876 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:52:08,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [326789791] [2024-11-09 23:52:08,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [326789791] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 23:52:08,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [906169366] [2024-11-09 23:52:08,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:52:08,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 23:52:08,876 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 23:52:08,877 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 23:52:08,878 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-09 23:52:09,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:52:09,133 INFO L255 TraceCheckSpWp]: Trace formula consists of 786 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-09 23:52:09,135 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 23:52:09,879 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:52:09,880 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 23:52:09,880 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [906169366] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:52:09,880 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 23:52:09,880 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [16] total 27 [2024-11-09 23:52:09,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1215684098] [2024-11-09 23:52:09,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:52:09,880 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-09 23:52:09,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:52:09,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-09 23:52:09,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=634, Unknown=0, NotChecked=0, Total=702 [2024-11-09 23:52:09,881 INFO L87 Difference]: Start difference. First operand 16573 states and 18457 transitions. Second operand has 13 states, 13 states have (on average 8.692307692307692) internal successors, (113), 13 states have internal predecessors, (113), 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) [2024-11-09 23:52:10,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:52:10,771 INFO L93 Difference]: Finished difference Result 32246 states and 35943 transitions. [2024-11-09 23:52:10,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-09 23:52:10,772 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 8.692307692307692) internal successors, (113), 13 states have internal predecessors, (113), 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 113 [2024-11-09 23:52:10,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:52:10,796 INFO L225 Difference]: With dead ends: 32246 [2024-11-09 23:52:10,796 INFO L226 Difference]: Without dead ends: 28126 [2024-11-09 23:52:10,805 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 301 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=327, Invalid=1743, Unknown=0, NotChecked=0, Total=2070 [2024-11-09 23:52:10,806 INFO L432 NwaCegarLoop]: 556 mSDtfsCounter, 2565 mSDsluCounter, 3013 mSDsCounter, 0 mSdLazyCounter, 768 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2565 SdHoareTripleChecker+Valid, 3569 SdHoareTripleChecker+Invalid, 779 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 768 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 23:52:10,806 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2565 Valid, 3569 Invalid, 779 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 768 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 23:52:10,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28126 states. [2024-11-09 23:52:10,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28126 to 15738. [2024-11-09 23:52:10,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15738 states, 15737 states have (on average 1.1108216305522018) internal successors, (17481), 15737 states have internal predecessors, (17481), 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) [2024-11-09 23:52:10,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15738 states to 15738 states and 17481 transitions. [2024-11-09 23:52:10,960 INFO L78 Accepts]: Start accepts. Automaton has 15738 states and 17481 transitions. Word has length 113 [2024-11-09 23:52:10,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:52:10,960 INFO L471 AbstractCegarLoop]: Abstraction has 15738 states and 17481 transitions. [2024-11-09 23:52:10,960 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 8.692307692307692) internal successors, (113), 13 states have internal predecessors, (113), 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) [2024-11-09 23:52:10,960 INFO L276 IsEmpty]: Start isEmpty. Operand 15738 states and 17481 transitions. [2024-11-09 23:52:10,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-09 23:52:10,963 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:52:10,963 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:52:10,977 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-11-09 23:52:11,163 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable52 [2024-11-09 23:52:11,164 INFO L396 AbstractCegarLoop]: === Iteration 54 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:52:11,164 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:52:11,164 INFO L85 PathProgramCache]: Analyzing trace with hash -946604058, now seen corresponding path program 1 times [2024-11-09 23:52:11,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:52:11,164 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [348122260] [2024-11-09 23:52:11,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:52:11,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:52:11,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:52:11,517 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:52:11,517 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:52:11,517 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [348122260] [2024-11-09 23:52:11,517 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [348122260] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:52:11,517 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:52:11,517 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 23:52:11,517 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328779418] [2024-11-09 23:52:11,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:52:11,517 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 23:52:11,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:52:11,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 23:52:11,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2024-11-09 23:52:11,518 INFO L87 Difference]: Start difference. First operand 15738 states and 17481 transitions. Second operand has 14 states, 14 states have (on average 8.071428571428571) internal successors, (113), 14 states have internal predecessors, (113), 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) [2024-11-09 23:52:11,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:52:11,844 INFO L93 Difference]: Finished difference Result 17721 states and 19681 transitions. [2024-11-09 23:52:11,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 23:52:11,845 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 8.071428571428571) internal successors, (113), 14 states have internal predecessors, (113), 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 113 [2024-11-09 23:52:11,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:52:11,855 INFO L225 Difference]: With dead ends: 17721 [2024-11-09 23:52:11,855 INFO L226 Difference]: Without dead ends: 16094 [2024-11-09 23:52:11,858 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=138, Invalid=414, Unknown=0, NotChecked=0, Total=552 [2024-11-09 23:52:11,858 INFO L432 NwaCegarLoop]: 455 mSDtfsCounter, 873 mSDsluCounter, 3306 mSDsCounter, 0 mSdLazyCounter, 605 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 873 SdHoareTripleChecker+Valid, 3761 SdHoareTripleChecker+Invalid, 613 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 605 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-09 23:52:11,858 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [873 Valid, 3761 Invalid, 613 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 605 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-09 23:52:11,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16094 states. [2024-11-09 23:52:11,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16094 to 14861. [2024-11-09 23:52:11,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14861 states, 14860 states have (on average 1.1107671601615074) internal successors, (16506), 14860 states have internal predecessors, (16506), 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) [2024-11-09 23:52:11,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14861 states to 14861 states and 16506 transitions. [2024-11-09 23:52:11,948 INFO L78 Accepts]: Start accepts. Automaton has 14861 states and 16506 transitions. Word has length 113 [2024-11-09 23:52:11,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:52:11,948 INFO L471 AbstractCegarLoop]: Abstraction has 14861 states and 16506 transitions. [2024-11-09 23:52:11,949 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 8.071428571428571) internal successors, (113), 14 states have internal predecessors, (113), 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) [2024-11-09 23:52:11,949 INFO L276 IsEmpty]: Start isEmpty. Operand 14861 states and 16506 transitions. [2024-11-09 23:52:11,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-09 23:52:11,951 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:52:11,951 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:52:11,951 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2024-11-09 23:52:11,951 INFO L396 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:52:11,951 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:52:11,952 INFO L85 PathProgramCache]: Analyzing trace with hash 1667105728, now seen corresponding path program 1 times [2024-11-09 23:52:11,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:52:11,952 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481707443] [2024-11-09 23:52:11,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:52:11,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:52:11,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:52:12,354 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:52:12,354 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:52:12,354 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [481707443] [2024-11-09 23:52:12,354 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [481707443] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 23:52:12,354 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1281933736] [2024-11-09 23:52:12,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:52:12,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 23:52:12,355 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 23:52:12,356 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 23:52:12,357 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-09 23:52:12,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:52:12,649 INFO L255 TraceCheckSpWp]: Trace formula consists of 787 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-09 23:52:12,652 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 23:52:13,577 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:52:13,577 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 23:52:14,434 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:52:14,434 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1281933736] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 23:52:14,434 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 23:52:14,434 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 17, 13] total 41 [2024-11-09 23:52:14,434 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641117736] [2024-11-09 23:52:14,434 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 23:52:14,435 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2024-11-09 23:52:14,435 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:52:14,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2024-11-09 23:52:14,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=128, Invalid=1512, Unknown=0, NotChecked=0, Total=1640 [2024-11-09 23:52:14,436 INFO L87 Difference]: Start difference. First operand 14861 states and 16506 transitions. Second operand has 41 states, 41 states have (on average 7.682926829268292) internal successors, (315), 41 states have internal predecessors, (315), 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)